Home Malware Programs Trojans Delf Trojan

Delf Trojan

Posted: March 28, 2006

Threat Metric

Ranking: 5,193
Threat Level: 9/10
Infected PCs: 48,083
First Seen: July 24, 2009
Last Seen: October 12, 2023
OS(es) Affected: Windows

This spyware is a trojan; this means that it doesn't strive to make as many copies of it as possible and send them to many addresses, but concentrates on one single machine. Delf Trojan is able to give the hacker a remote access to the infected PC and a possibility of making many destructive actions. Some of these actions may seriously harm security and stability of the infected machine, that's why it's strongly recommended to remove this pest as soon as possible.

Delf Trojan

Aliases

Hider.QFR [AVG]W32/ZAccess.K [Fortinet]TrojanDropper:Win32/Sirefef.B [Microsoft]Virus/Win32.ZAccess.gen [Antiy-AVL]Packed.Generic.344 [Symantec]Win32/Sirefef.DA [NOD32]Virus [K7AntiVirus]Generic.dx!bd3j [McAfee]Agent_r.BEC [AVG]W32/ZAccess.K!tr [Fortinet]Rootkit.Win32.ZAccess [Ikarus]Virus/Win32.ZAccess [Antiy-AVL]TR/Conjar.187904.5 [AntiVir]TrojWare.Win32.Rootkit.ZAcces.HL [Comodo]Gen:Heur.Conjar.11 [BitDefender]
More aliases (1372)

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



C:\Users\<username>\AppData\Roaming\WHService\wh.exe File name: wh.exe
Size: 628.73 KB (628736 bytes)
MD5: 681605a644d93853b6dcad2fb0b759c0
Detection count: 8,762
File type: Executable File
Mime Type: unknown/exe
Path: C:\Users\<username>\AppData\Roaming\WHService\wh.exe
Group: Malware file
Last Updated: March 15, 2023
%APPDATA%\Hub Timer\hub.exe File name: hub.exe
Size: 621.05 KB (621056 bytes)
MD5: e28b8169e6766a795a6e0a4b1faece69
Detection count: 5,284
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Hub Timer
Group: Malware file
Last Updated: March 25, 2016
%APPDATA%\Java\Update\Download\Cache\jsheded.exe File name: jsheded.exe
Size: 373.76 KB (373760 bytes)
MD5: de2b3d20a8cf3fc7d75f73c3ee757148
Detection count: 354
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Java\Update\Download\Cache
Group: Malware file
Last Updated: July 22, 2013
C:\Users\<username>\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Usermode.exe File name: Usermode.exe
Size: 6.56 MB (6567936 bytes)
MD5: 2adec0cae94520d5700c45c7a7b982e2
Detection count: 297
File type: Executable File
Mime Type: unknown/exe
Path: C:\Users\<username>\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Usermode.exe
Group: Malware file
Last Updated: April 9, 2023
%APPDATA%\Microsoft\Internet Explorer\scvhost.exe File name: scvhost.exe
Size: 1.5 MB (1508864 bytes)
MD5: 114ffd59bb1f5d90954480a92d056712
Detection count: 187
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft\Internet Explorer
Group: Malware file
Last Updated: September 13, 2016
%APPDATA%\Microsoft\Internet Explorer\scvhost.exe File name: scvhost.exe
Size: 1.5 MB (1505280 bytes)
MD5: cd1274a482e9850cfceeafa5401d8cf4
Detection count: 98
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft\Internet Explorer
Group: Malware file
Last Updated: September 13, 2016
%ALLUSERSPROFILE%\apptj.exe File name: apptj.exe
Size: 1.28 MB (1282048 bytes)
MD5: 5da41f7d671ee383b8d427e8f470a365
Detection count: 61
File type: Executable File
Mime Type: unknown/exe
Path: %ALLUSERSPROFILE%
Group: Malware file
Last Updated: April 28, 2016
%APPDATA%\Microsoft\Internet Explorer\scvhost.exe File name: scvhost.exe
Size: 1.5 MB (1508864 bytes)
MD5: 68d690a918aa56a26b0846f9be414514
Detection count: 40
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft\Internet Explorer
Group: Malware file
Last Updated: September 13, 2016
%SystemDrive%\RECYCLER\S-1-5-21-1390067357-602162358-682003330-1004\$b8947e9996f1c6348632010c29d30798\n. File name: n.
Size: 66.04 KB (66048 bytes)
MD5: 5e28c03100586c76bdaa42c9467ec5f8
Detection count: 26
Path: %SystemDrive%\RECYCLER\S-1-5-21-1390067357-602162358-682003330-1004\$b8947e9996f1c6348632010c29d30798
Group: Malware file
Last Updated: March 21, 2013
%SystemDrive%\RECYCLER\S-1-5-21-839522115-651377827-725345543-1003\$faad72d688d12f360e7c6c4ed0fa3310\n. File name: n.
Size: 68.6 KB (68608 bytes)
MD5: c1e52127aa9b54c664ac4ca1efc4529b
Detection count: 19
Path: %SystemDrive%\RECYCLER\S-1-5-21-839522115-651377827-725345543-1003\$faad72d688d12f360e7c6c4ed0fa3310
Group: Malware file
Last Updated: March 21, 2013
%APPDATA%\Microsoft\dwm.exe File name: dwm.exe
Size: 1.57 MB (1572864 bytes)
MD5: 8718222259cc28fc98d4c619b7782844
Detection count: 19
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft
Group: Malware file
Last Updated: August 5, 2016
svhost.exe File name: svhost.exe
Size: 1.02 MB (1020996 bytes)
MD5: b2c187c97295a6828527059f49ccf19a
Detection count: 14
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: March 21, 2013
%WINDIR%\batszxye.exe File name: batszxye.exe
Size: 123.9 KB (123904 bytes)
MD5: 7a2ccfa78bace5cd84372aa0be3cff03
Detection count: 9
File type: Executable File
Mime Type: unknown/exe
Path: %WINDIR%
Group: Malware file
Last Updated: March 21, 2013
%SystemDrive%\RECYCLER\S-1-5-21-746137067-1767777339-682003330-500\$c9b64ad97be8d0b10977bd5acbd08127\n. File name: n.
Size: 67.58 KB (67584 bytes)
MD5: 55e367336d30de18020f72a4a6671e5c
Detection count: 9
Path: %SystemDrive%\RECYCLER\S-1-5-21-746137067-1767777339-682003330-500\$c9b64ad97be8d0b10977bd5acbd08127
Group: Malware file
Last Updated: March 29, 2013
%APPDATA%\Microsoft\Internet Explorer\scvhost.exe File name: scvhost.exe
Size: 1.5 MB (1505280 bytes)
MD5: 37231907e7c261841d5db74d907811f5
Detection count: 9
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft\Internet Explorer
Group: Malware file
Last Updated: September 13, 2016
%PROGRAMFILES%\K14R\iupdater.exe File name: iupdater.exe
Size: 16.89 KB (16896 bytes)
MD5: 62c70a0a68ffc3c7718309957a06564f
Detection count: 7
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES%\K14R
Group: Malware file
Last Updated: March 21, 2013
%APPDATA%\Microsoft\Nqnqe\nqnqe.exe File name: nqnqe.exe
Size: 262.14 KB (262144 bytes)
MD5: cac15bbccd5b708290a44086f72deb7d
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%\Microsoft\Nqnqe
Group: Malware file
Last Updated: March 21, 2013
%TEMP%\0.5741384901339003.exe File name: 0.5741384901339003.exe
Size: 61.69 KB (61698 bytes)
MD5: be0bdbc56b875f2645e594d35c006119
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%
Group: Malware file
Last Updated: March 21, 2013
%PROGRAMFILES(x86)%\GoogleApp\GoogleApp.exe File name: GoogleApp.exe
Size: 1.64 MB (1644032 bytes)
MD5: 2a650fca7830ce1d4217421378d55835
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\GoogleApp
Group: Malware file
Last Updated: April 22, 2013
%ALLUSERSPROFILE%\apptj.exe File name: apptj.exe
Size: 1.22 MB (1224704 bytes)
MD5: 961c93999ab5bb2a37cc6e4e9609f1d7
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %ALLUSERSPROFILE%
Group: Malware file
Last Updated: April 28, 2016
%ALLUSERSPROFILE%\apptj.exe File name: apptj.exe
Size: 1.28 MB (1282048 bytes)
MD5: 8f5a1e1d818dc3a3e073fc62c32e22c1
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %ALLUSERSPROFILE%
Group: Malware file
Last Updated: April 28, 2016
%ALLUSERSPROFILE%\Application Data\apptj.exe File name: apptj.exe
Size: 1.37 MB (1376785 bytes)
MD5: 97040ed47a7715f6eb37b1207dfd9d64
Detection count: 4
File type: Executable File
Mime Type: unknown/exe
Path: %ALLUSERSPROFILE%\Application Data
Group: Malware file
Last Updated: April 28, 2016

More files

Registry Modifications

The following newly produced Registry Values are:

Regexp file mask%PUBLIC%\Documents\vtr.exe

Additional Information

The following directories were created:
%APPDATA%\WHService

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