Overview

overview

10

Static

static

10

d13019a4b6...0e.exe

windows7-x64

10

d13019a4b6...0e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e

  • Size

    283KB

  • Sample

    221013-wrkm8sgchj

  • MD5

    78827ea6267d6e13deeaabf83c564a30

  • SHA1

    358f5b6da89fce5b40bb656f04e96ac9beaa6793

  • SHA256

    d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e

  • SHA512

    3588556725d823cb38fd497cea795b9b35a8b0e1e15e0472265bb7060d344b4aaae3d1162e7fcb1ef90da8d2208e29d0853f31f07af4ad48e5e4560cd7010d74

  • SSDEEP

    6144:FcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37C:FcW7KEZlPzCy37C

Score
10/10
darkcomethackevasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Hack

C2

slimeftp.ddns.net:1604

Mutex

DC_MUTEX-QPDTQVV

Attributes
  • InstallPath

    friedhost.exe

  • gencode

    N9ngM7z9Ub0y

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    friedhost.exe

Targets

    • Target

      d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e

    • Size

      283KB

    • MD5

      78827ea6267d6e13deeaabf83c564a30

    • SHA1

      358f5b6da89fce5b40bb656f04e96ac9beaa6793

    • SHA256

      d13019a4b6cadfe2158c2d5618a5138bf83575bd93899ab4539a219b7313e50e

    • SHA512

      3588556725d823cb38fd497cea795b9b35a8b0e1e15e0472265bb7060d344b4aaae3d1162e7fcb1ef90da8d2208e29d0853f31f07af4ad48e5e4560cd7010d74

    • SSDEEP

      6144:FcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37C:FcW7KEZlPzCy37C

    Score
    10/10
    darkcomethackevasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • UPX packed file

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

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

2
T1031

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

7
T1112

Disabling Security Tools

2
T1089

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks