Overview

overview

10

Static

static

5

6a90e5d6b3...2e.exe

windows7_x64

10

6a90e5d6b3...2e.exe

windows10_x64

10

Sharing

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General

  • Target

    6a90e5d6b3a93cf1d6b87a99c6fc23a0c3b798478238a1dc20838c4a25b5cd2e

  • Size

    1.5MB

  • Sample

    200706-19w34j5ewj

  • MD5

    3588c7e12a3dcf3fdd74ca1828873a05

  • SHA1

    1cae954471e543fdf22e2f332635a92e652c7992

  • SHA256

    6a90e5d6b3a93cf1d6b87a99c6fc23a0c3b798478238a1dc20838c4a25b5cd2e

  • SHA512

    6c1b3e3621a3018a87e61259895fe2fe34feef6e6c8836cb32caac7a8d6ceaf4a001dbf014ec226f9ea8c3d5b92f2f97fb78e7189fbf9fc5a0d28fbc716999b4

Score
10/10
darkcometsazanpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Sazan

C2

192.168.0.10:1604

Mutex

DC_MUTEX-W4T2SBC

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    nlveCPNhWUHe

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      6a90e5d6b3a93cf1d6b87a99c6fc23a0c3b798478238a1dc20838c4a25b5cd2e

    • Size

      1.5MB

    • MD5

      3588c7e12a3dcf3fdd74ca1828873a05

    • SHA1

      1cae954471e543fdf22e2f332635a92e652c7992

    • SHA256

      6a90e5d6b3a93cf1d6b87a99c6fc23a0c3b798478238a1dc20838c4a25b5cd2e

    • SHA512

      6c1b3e3621a3018a87e61259895fe2fe34feef6e6c8836cb32caac7a8d6ceaf4a001dbf014ec226f9ea8c3d5b92f2f97fb78e7189fbf9fc5a0d28fbc716999b4

    Score
    10/10
    darkcometsazanpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Scripting

1
T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks