Overview

overview

10

Static

static

3

222e88b736...18.exe

windows7-x64

10

222e88b736...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    222e88b7367629cbed66139820b97220_JaffaCakes118

  • Size

    853KB

  • Sample

    240703-necsvstfnn

  • MD5

    222e88b7367629cbed66139820b97220

  • SHA1

    465361a9103b1889efdeb7d254cb0725ba4ec48e

  • SHA256

    fa26d833b6649eba3a49e3a827533d59193aaffd341faec0a838d61ff9da57f2

  • SHA512

    4d8f45532fa815a2861b4aedd3c9496462e7011163067db2e92a7f64b1f9efe21d9041006d10f94ad4f2e4fab79bc1749722d6473b930f63010b413613ffa383

  • SSDEEP

    24576:8Ugc7S3IhbycVhDouzEm30xARL8IeI/7q:8mW36Rou4cgGL84O

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

para23.no-ip.biz:1604

Mutex

DC_MUTEX-ZSG9X0L

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    zl2tycH0o2Wp

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      222e88b7367629cbed66139820b97220_JaffaCakes118

    • Size

      853KB

    • MD5

      222e88b7367629cbed66139820b97220

    • SHA1

      465361a9103b1889efdeb7d254cb0725ba4ec48e

    • SHA256

      fa26d833b6649eba3a49e3a827533d59193aaffd341faec0a838d61ff9da57f2

    • SHA512

      4d8f45532fa815a2861b4aedd3c9496462e7011163067db2e92a7f64b1f9efe21d9041006d10f94ad4f2e4fab79bc1749722d6473b930f63010b413613ffa383

    • SSDEEP

      24576:8Ugc7S3IhbycVhDouzEm30xARL8IeI/7q:8mW36Rou4cgGL84O

    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

Resource Development

Reconnaissance

Tasks