Overview

overview

10

Static

static

10

3226f5e443...8f.exe

windows7-x64

10

3226f5e443...8f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3226f5e44317bd84e9ea048972e42b756a856c358defe87e737fc02e4f9ad78f

  • Size

    658KB

  • Sample

    221124-ehmykaff75

  • MD5

    41140b64da737d999d6b06763b8de287

  • SHA1

    ec5ebd2a21e81961b97f8ddbde0ac5b28b452f49

  • SHA256

    3226f5e44317bd84e9ea048972e42b756a856c358defe87e737fc02e4f9ad78f

  • SHA512

    dd880450a8b477b24801dd8e1b067b1b7a0604367ac8c861aad86a89270507ee5dfc989f382ca633908e41949e5561860e5991f69ba2cab356915df095f84c50

  • SSDEEP

    12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/ht:eZ1xuVVjfFoynPaVBUR8f+kN10EBr

Score
10/10
darkcometasdfpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

asdf

C2

noname1231.no-ip.org:1604

Mutex

DCMIN_MUTEX-2XGL6JH

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    hDbhnXrnGv4R

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      3226f5e44317bd84e9ea048972e42b756a856c358defe87e737fc02e4f9ad78f

    • Size

      658KB

    • MD5

      41140b64da737d999d6b06763b8de287

    • SHA1

      ec5ebd2a21e81961b97f8ddbde0ac5b28b452f49

    • SHA256

      3226f5e44317bd84e9ea048972e42b756a856c358defe87e737fc02e4f9ad78f

    • SHA512

      dd880450a8b477b24801dd8e1b067b1b7a0604367ac8c861aad86a89270507ee5dfc989f382ca633908e41949e5561860e5991f69ba2cab356915df095f84c50

    • SSDEEP

      12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/ht:eZ1xuVVjfFoynPaVBUR8f+kN10EBr

    Score
    10/10
    darkcometasdfpersistencerattrojan

    • 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