Overview

overview

10

Static

static

dafd90ea44...67.exe

windows7-x64

10

dafd90ea44...67.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dafd90ea443252b18583fd96f2da4c277e258ff5afa495b512c14070f0fe0f67

  • Size

    963KB

  • Sample

    221129-1zq77sfb9t

  • MD5

    a10d8267ed0b2eeb663c3caef247ba3c

  • SHA1

    a9931587dab4f70a091bc7c0e59097bfc10229fd

  • SHA256

    dafd90ea443252b18583fd96f2da4c277e258ff5afa495b512c14070f0fe0f67

  • SHA512

    89d2f1a1a5aa26b9bb3b03558c39d22d955c7a845b7ffa750f4635b586c46a6c4c5d4676afb2f4f6ecd0005da9ccc2fbf5d74096f0f2821fb21864b833beece9

  • SSDEEP

    12288:EJIN4VW2o/LW0NHX68XU9sUX9T8+3M2UBvSwo9nKeK3wz:ESV/S0NPK1CWMTxkKeKA

Score
10/10
darkcometloveevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Love

C2

pet105.no-ip.biz:100

Mutex

DC_MUTEX-TNT8SFG

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    JJbwi9MArQ9S

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      dafd90ea443252b18583fd96f2da4c277e258ff5afa495b512c14070f0fe0f67

    • Size

      963KB

    • MD5

      a10d8267ed0b2eeb663c3caef247ba3c

    • SHA1

      a9931587dab4f70a091bc7c0e59097bfc10229fd

    • SHA256

      dafd90ea443252b18583fd96f2da4c277e258ff5afa495b512c14070f0fe0f67

    • SHA512

      89d2f1a1a5aa26b9bb3b03558c39d22d955c7a845b7ffa750f4635b586c46a6c4c5d4676afb2f4f6ecd0005da9ccc2fbf5d74096f0f2821fb21864b833beece9

    • SSDEEP

      12288:EJIN4VW2o/LW0NHX68XU9sUX9T8+3M2UBvSwo9nKeK3wz:ESV/S0NPK1CWMTxkKeKA

    Score
    10/10
    darkcometloveevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • 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

Winlogon Helper DLL

1
T1004

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

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