Overview

overview

10

Static

static

cc6a4024de...40.exe

windows7-x64

10

cc6a4024de...40.exe

windows10-2004-x64

1

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General

  • Target

    cc6a4024deaf0dfe208fdd40e7280ded9927436b69b0ef81f478d4662818b840

  • Size

    543KB

  • Sample

    221203-fd3nwsac8w

  • MD5

    96c7d1e48dc8c187d14614fcfcc4539f

  • SHA1

    bb561c67ec5e79391986661244d5ea295576c2cd

  • SHA256

    cc6a4024deaf0dfe208fdd40e7280ded9927436b69b0ef81f478d4662818b840

  • SHA512

    442c3c40cfec89bb5b2761e6caf566a61355e3c96954fde1aa7b46b36b382f93d0a17056129c844d126de5023acabf475b0457ef56e8ceb473de41a1d74f8a1d

  • SSDEEP

    12288:cXEA70jUjmjPqVK+fACmOrOhJjSwf5Y+lAsMn:NVjPML4CmOrOuo5DAs

Score
10/10
darkcometpersistencerattrojanupx

Malware Config

Targets

    • Target

      cc6a4024deaf0dfe208fdd40e7280ded9927436b69b0ef81f478d4662818b840

    • Size

      543KB

    • MD5

      96c7d1e48dc8c187d14614fcfcc4539f

    • SHA1

      bb561c67ec5e79391986661244d5ea295576c2cd

    • SHA256

      cc6a4024deaf0dfe208fdd40e7280ded9927436b69b0ef81f478d4662818b840

    • SHA512

      442c3c40cfec89bb5b2761e6caf566a61355e3c96954fde1aa7b46b36b382f93d0a17056129c844d126de5023acabf475b0457ef56e8ceb473de41a1d74f8a1d

    • SSDEEP

      12288:cXEA70jUjmjPqVK+fACmOrOhJjSwf5Y+lAsMn:NVjPML4CmOrOuo5DAs

    Score
    10/10
    darkcometpersistencerattrojanupx

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks