Overview

overview

10

Static

static

10

be120e8100...18.exe

windows7-x64

10

be120e8100...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    be120e8100e8c055cb064f11c520dac4_JaffaCakes118

  • Size

    681KB

  • Sample

    241203-s36s3axjaj

  • MD5

    be120e8100e8c055cb064f11c520dac4

  • SHA1

    86f20ff0700aed633b8395a907033412c744146e

  • SHA256

    d8fb1d97c11512623a7a031706af0db394d45043d9f1130153ad7fb7b4295dbb

  • SHA512

    0668d35a1f96b49c7fe1188794dc84909b8a796adec28286073c4c8e8b978c965275903348614c4318727f0211e44feec3bb031bfd04ee6342ae81305582edc8

  • SSDEEP

    12288:69HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hO:2Z1xuVVjfFoynPaVBUR8f+kN10EBA

Score
10/10
darkcometguest16discoveryevasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

amanj.no-ip.biz:1604

amanjhawlere.no-ip.biz:1604
Mutex

DC_MUTEX-N3GNXE8

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    7yDEHkqf9CLX

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      be120e8100e8c055cb064f11c520dac4_JaffaCakes118

    • Size

      681KB

    • MD5

      be120e8100e8c055cb064f11c520dac4

    • SHA1

      86f20ff0700aed633b8395a907033412c744146e

    • SHA256

      d8fb1d97c11512623a7a031706af0db394d45043d9f1130153ad7fb7b4295dbb

    • SHA512

      0668d35a1f96b49c7fe1188794dc84909b8a796adec28286073c4c8e8b978c965275903348614c4318727f0211e44feec3bb031bfd04ee6342ae81305582edc8

    • SSDEEP

      12288:69HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hO:2Z1xuVVjfFoynPaVBUR8f+kN10EBA

    Score
    10/10
    darkcometguest16discoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks