Overview

overview

10

Static

static

ba8047a4d2...2c.exe

windows7-x64

10

ba8047a4d2...2c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ba8047a4d2173823a99c4ca93ec07ecf94e7f50b0c0169ef9f654ba111e8b82c

  • Size

    1.2MB

  • Sample

    220919-dhp79adea7

  • MD5

    33fdbcf3a82778a8ea00249107bc8fe5

  • SHA1

    202fa6601456532d10ffe3060d5a7ad92b53c072

  • SHA256

    ba8047a4d2173823a99c4ca93ec07ecf94e7f50b0c0169ef9f654ba111e8b82c

  • SHA512

    0ec581b76f5a7ba20ccdabdda7ab4a4df79e4e99bbf7c6b60118965b271025a1d2c9ed57661cdc7fdbcd05f1a4e83d3e64444b18bbe312460b5f1168f8ab624a

  • SSDEEP

    12288:lMEybYDzia5HqVG2Xc9cRYBfoozHwC1qgdB/Cfv2XyTkKORtRWAsENB0GSEMkN91:C9XHR0Q4/CGXyTn7AsENBprMMNvX5

Score
10/10
darkcometzombieevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Zombie

C2

anonymous-hr.zapto.org:5150

127.0.0.1:5150
Mutex

DC_MUTEX-A7UL2P5

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    5dY8i3S9M0Ys

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      ba8047a4d2173823a99c4ca93ec07ecf94e7f50b0c0169ef9f654ba111e8b82c

    • Size

      1.2MB

    • MD5

      33fdbcf3a82778a8ea00249107bc8fe5

    • SHA1

      202fa6601456532d10ffe3060d5a7ad92b53c072

    • SHA256

      ba8047a4d2173823a99c4ca93ec07ecf94e7f50b0c0169ef9f654ba111e8b82c

    • SHA512

      0ec581b76f5a7ba20ccdabdda7ab4a4df79e4e99bbf7c6b60118965b271025a1d2c9ed57661cdc7fdbcd05f1a4e83d3e64444b18bbe312460b5f1168f8ab624a

    • SSDEEP

      12288:lMEybYDzia5HqVG2Xc9cRYBfoozHwC1qgdB/Cfv2XyTkKORtRWAsENB0GSEMkN91:C9XHR0Q4/CGXyTn7AsENBprMMNvX5

    Score
    10/10
    darkcometzombieevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • 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

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

2
T1089

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks