Overview

overview

10

Static

static

af300f7416...8c.exe

windows7-x64

1

af300f7416...8c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af300f7416cec20a6de2129f132de30826b546b19a69231fcc94ee716f55908c

  • Size

    363KB

  • Sample

    221125-tc2l4acg5y

  • MD5

    6868581b7a7f2803a837171254fe6331

  • SHA1

    80e54e9ae298e949e49e06d927a9a5b31b5db21c

  • SHA256

    af300f7416cec20a6de2129f132de30826b546b19a69231fcc94ee716f55908c

  • SHA512

    78cb03d3409db160f0cf69b951c4352a83227a1205f5a7db7aeacf820b06302d80b06fdc643b615bad3fe56b59224370c05c41f1ab9e753d1a39463ca6f8cead

  • SSDEEP

    6144:mmluhyzPvCVoxWCmzUiQbbHhDPx3IfTYjDQ8g5J/ZAv5lFd+V5WnbFwPYzaYd+J:mwWyztxWdzjQbzhV3pjcpJ/2xMYwPY21

Score
10/10
darkcometzombiepersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Zombie

C2

microsoftsystem.servehttp.com:1488

Mutex

DC_MUTEX-ADWJ2LM

Attributes
  • InstallPath

    MSNetwork\lsmass.exe

  • gencode

    lajRRURGWL6z

  • install

    true

  • offline_keylogger

    true

  • password

    4nT1Cr4Ck3R3nCrYpT10n

  • persistence

    true

  • reg_key

    Windows-Network Component

Targets

    • Target

      af300f7416cec20a6de2129f132de30826b546b19a69231fcc94ee716f55908c

    • Size

      363KB

    • MD5

      6868581b7a7f2803a837171254fe6331

    • SHA1

      80e54e9ae298e949e49e06d927a9a5b31b5db21c

    • SHA256

      af300f7416cec20a6de2129f132de30826b546b19a69231fcc94ee716f55908c

    • SHA512

      78cb03d3409db160f0cf69b951c4352a83227a1205f5a7db7aeacf820b06302d80b06fdc643b615bad3fe56b59224370c05c41f1ab9e753d1a39463ca6f8cead

    • SSDEEP

      6144:mmluhyzPvCVoxWCmzUiQbbHhDPx3IfTYjDQ8g5J/ZAv5lFd+V5WnbFwPYzaYd+J:mwWyztxWdzjQbzhV3pjcpJ/2xMYwPY21

    Score
    10/10
    darkcometzombiepersistencerattrojanupx

    • 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 computer location settings

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

    • Adds Run key to start application

      persistence

    • 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

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks