Overview

overview

10

Static

static

838ba1578a...33.exe

windows7-x64

10

838ba1578a...33.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    838ba1578a4d8a917dd4f9ef7754a9e25389b4d67d271c3c71500c55f5f62933

  • Size

    1.3MB

  • Sample

    221125-jdvj3abb98

  • MD5

    2ceb126e45e29ae5260343d67d666379

  • SHA1

    44bfc88df3e9bbaddbc08da0d2cfb18cce9d7722

  • SHA256

    838ba1578a4d8a917dd4f9ef7754a9e25389b4d67d271c3c71500c55f5f62933

  • SHA512

    142317bf8f5f5a2bb09011b90fe1b20c6d465f74aaa4b429554e0bbb9841f2ac1fffc6fbdf7b2f1ac4417732b14550a21162871404a0bb28c0c9e9697ef12039

  • SSDEEP

    24576:1t24elz/eTxEP26JA7bnH2v27efUlcaVW67fsMxTLc2UgaRg299pWN7wyyw:h/WPK7QlsqKWKf15op1Wiyh

Score
10/10
darkcometguest16persistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

5.254.112.46:1604

Mutex

DC_MUTEX-TWH65U6

Attributes
  • gencode

    g2krJbMz8YKU

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      838ba1578a4d8a917dd4f9ef7754a9e25389b4d67d271c3c71500c55f5f62933

    • Size

      1.3MB

    • MD5

      2ceb126e45e29ae5260343d67d666379

    • SHA1

      44bfc88df3e9bbaddbc08da0d2cfb18cce9d7722

    • SHA256

      838ba1578a4d8a917dd4f9ef7754a9e25389b4d67d271c3c71500c55f5f62933

    • SHA512

      142317bf8f5f5a2bb09011b90fe1b20c6d465f74aaa4b429554e0bbb9841f2ac1fffc6fbdf7b2f1ac4417732b14550a21162871404a0bb28c0c9e9697ef12039

    • SSDEEP

      24576:1t24elz/eTxEP26JA7bnH2v27efUlcaVW67fsMxTLc2UgaRg299pWN7wyyw:h/WPK7QlsqKWKf15op1Wiyh

    Score
    10/10
    darkcometguest16persistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks