Home Malware Programs Trojans Trojan.Dropper.Dapato

Trojan.Dropper.Dapato

Posted: April 6, 2017

Threat Metric

Ranking: 13,250
Threat Level: 8/10
Infected PCs: 15,509
First Seen: August 5, 2011
Last Seen: September 4, 2023
OS(es) Affected: Windows

Trojan.Dropper.Dapato is a Trojan that may not show any visible signs of this presence. This is because the name of the program is associated with a low-level Trojan whose purpose is to launch hidden instances of the default system Web browser, and then use them to load pre-defined advertisements and pages. This way, the people behind Trojan.Dropper.Dapato may end up making money by utilizing the hardware and network resources of random users who ended up running Trojan.Dropper.Dapato on their computers.

Judging by the name used to store the Trojan on the victim's machine, Trojan.Dropper.Dapato attempts to impersonate the popular remote desktop program TeamViewer. Users who have it on their computers might not suspect that there is something fishy about Trojan.Dropper.Dapato, and they might end up lending their computer's hardware to paid advertising campaign of a cyber crook unknowingly.

Trojan.Dropper.Dapato adds Registry entries that are meant to ensure that the program will persist through events such as a computer restart, shut down or crash. This might make the manual removal of Trojan.Dropper.Dapato a bit tricky task that requires users to tamper with the Windows Registry. This is why the recommended way to remove Trojan.Dropper.Dapato is to run an anti-malware scanner that will identify and erase all files and Registry entries linked to Trojan.Dropper.Dapato.

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:



%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 195.81 KB (195818 bytes)
MD5: 3398462231e58f8855c289cdc319f771
Detection count: 62
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 218.68 KB (218682 bytes)
MD5: 21ee45b249954072e602a7d50db6a5e3
Detection count: 59
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 219.01 KB (219011 bytes)
MD5: 2d7b8940303fa628d8b71512ba61c8b5
Detection count: 56
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 185.85 KB (185858 bytes)
MD5: e89906af6bee4e2f5120b4c348d86e31
Detection count: 55
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%TEMP%\domain\wdacl.exe File name: wdacl.exe
Size: 182.53 KB (182538 bytes)
MD5: 400c4960ae14565caacdfb6f3381fcde
Detection count: 45
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%\domain
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 194.76 KB (194764 bytes)
MD5: 5111d001f3b51e595b276e06108abf5c
Detection count: 36
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%TEMP%\domain\wdacl.exe File name: wdacl.exe
Size: 127.63 KB (127637 bytes)
MD5: 09a652fe954b17c30a9dbae6db49837e
Detection count: 31
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%\domain
Group: Malware file
Last Updated: February 1, 2017
%TEMP%\domain\wdacl.exe File name: wdacl.exe
Size: 197.52 KB (197529 bytes)
MD5: db453cc209f0577830f35203fc8c800a
Detection count: 21
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%\domain
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 233.54 KB (233543 bytes)
MD5: 0848c3bb5050da344ed0c551c98b0ba7
Detection count: 14
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: June 30, 2020
%TEMP%\domain\wdacl.exe File name: wdacl.exe
Size: 174.91 KB (174915 bytes)
MD5: b5eede0d712f5338bace185e6fb45261
Detection count: 10
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%\domain
Group: Malware file
Last Updated: February 1, 2017
%APPDATA%\spoolsc.exe File name: spoolsc.exe
Size: 200.49 KB (200490 bytes)
MD5: 2e14a731475a7e8aa4f0d3a7f52e5643
Detection count: 7
File type: Executable File
Mime Type: unknown/exe
Path: %APPDATA%
Group: Malware file
Last Updated: February 1, 2017
%TEMP%\domain\wdacl.exe File name: wdacl.exe
Size: 168.9 KB (168904 bytes)
MD5: 6fbd102b5a0a4753ac9cf0554324f0cd
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%\domain
Group: Malware file
Last Updated: February 1, 2017
C:\Users\<username>\AppData\Roaming\spoolsc.exe File name: spoolsc.exe
Size: 282.69 KB (282695 bytes)
MD5: e6cde37176f0d29ce919586739f6b9b1
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: C:\Users\<username>\AppData\Roaming\spoolsc.exe
Group: Malware file
Last Updated: April 25, 2022

Registry Modifications

The following newly produced Registry Values are:

File name without pathnew folder .exeRegexp file mask%ALLUSERSPROFILE%\Application Data\tw[NUMBERS].exe%ALLUSERSPROFILE%\TeamViewer_Tracer.exe%ALLUSERSPROFILE%\tw[NUMBERS].exe%APPDATA%\Adobe\HostService.exe%APPDATA%\serviceapp.exe%APPDATA%\Smart Security\smartsecurity.exe%APPDATA%\Win Update.exe

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