Overview

overview

10

Static

static

10

0x000a0000...64.exe

windows7-x64

10

0x000a0000...64.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0x000a000000012314-64.dat

  • Size

    658KB

  • Sample

    220831-skypqshgc4

  • MD5

    d80debf77a79e5d605f91e2a589ea1d5

  • SHA1

    9a33e569d2b50491dd09f3bebde1e5c11643e60a

  • SHA256

    5356f94fc2d25126dc80b7552da5c311d90318cb9f89bacf296dee3ce0d26e2f

  • SHA512

    e2b04e4eadef192237011280a6967b9063ca3c605f77a0100119332ca036d56a9e500abd2168a07a5fd9f5a24b35ad3dae45b99fccd716274a6a994b7fc8e1d7

  • SSDEEP

    12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h9:+Z1xuVVjfFoynPaVBUR8f+kN10EBH

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

185.140.53.117:1985

Mutex

DC_MUTEX-QFGHKXR

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    hW0MZpETNScR

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      0x000a000000012314-64.dat

    • Size

      658KB

    • MD5

      d80debf77a79e5d605f91e2a589ea1d5

    • SHA1

      9a33e569d2b50491dd09f3bebde1e5c11643e60a

    • SHA256

      5356f94fc2d25126dc80b7552da5c311d90318cb9f89bacf296dee3ce0d26e2f

    • SHA512

      e2b04e4eadef192237011280a6967b9063ca3c605f77a0100119332ca036d56a9e500abd2168a07a5fd9f5a24b35ad3dae45b99fccd716274a6a994b7fc8e1d7

    • SSDEEP

      12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/h9:+Z1xuVVjfFoynPaVBUR8f+kN10EBH

    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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