Overview

overview

10

Static

static

3

a740572c4f...18.exe

windows7-x64

10

a740572c4f...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a740572c4f3f7536b4ecb865b442efff_JaffaCakes118

  • Size

    253KB

  • Sample

    240614-afpxxs1apq

  • MD5

    a740572c4f3f7536b4ecb865b442efff

  • SHA1

    7568ce11bb45757ed8f24b5a0b68b9d876949e0f

  • SHA256

    157a376e0e9e28aa1ba429b2fbb1776a938e767d3c63dda1bf5e357888d49d7e

  • SHA512

    574a167dc10f008cabc73ff5927ff7e633660e3dc5c5191bfc2cc0dfef27dee0e608f06c93542ff3fe21fe1221faf8899e18efd602679e4ad2a2f329bb1be65e

  • SSDEEP

    6144:LD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZl:Ll8E4w5huat7UovONzbXwx

Score
10/10
darkcometguest16evasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

192.168.1.2:8080

fixs2.hopto.rog:8080
Mutex

DC_MUTEX-H774XG1

Attributes
  • InstallPath

    MSDCSC\msdcsc.com

  • gencode

    NoUENzT16G7i

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      a740572c4f3f7536b4ecb865b442efff_JaffaCakes118

    • Size

      253KB

    • MD5

      a740572c4f3f7536b4ecb865b442efff

    • SHA1

      7568ce11bb45757ed8f24b5a0b68b9d876949e0f

    • SHA256

      157a376e0e9e28aa1ba429b2fbb1776a938e767d3c63dda1bf5e357888d49d7e

    • SHA512

      574a167dc10f008cabc73ff5927ff7e633660e3dc5c5191bfc2cc0dfef27dee0e608f06c93542ff3fe21fe1221faf8899e18efd602679e4ad2a2f329bb1be65e

    • SSDEEP

      6144:LD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZl:Ll8E4w5huat7UovONzbXwx

    Score
    10/10
    darkcometguest16evasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence
    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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks