Overview

overview

10

Static

static

3

ffc2e4b244...18.exe

windows7-x64

10

ffc2e4b244...18.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    ffc2e4b24496363b727f6e4dbca30824_JaffaCakes118

  • Size

    1.3MB

  • Sample

    240421-vnyj9aga8z

  • MD5

    ffc2e4b24496363b727f6e4dbca30824

  • SHA1

    596e01d5c84cd459689c4bf69e3f83f4575be640

  • SHA256

    039fb1c8675255b8edefc207b6362e0da58b6d9ddd767fea06a705ce54326fb8

  • SHA512

    75a8da478550e1922621d3bbded40dd9baeb6e292cd493c8a5e116344565f20305c67969fa07f390ab54d113fc0471cdf37888dd2015cea881e7e4da10549493

  • SSDEEP

    24576:xv3eNL+gpwfoYqFzwRWGqx8BsptOwCRS03kWaZYjEeUK/cRgOnmq9g6mzk8Axq:J3e5+gpwIFzwzqxmsvOPS0UWuucOU7m1

Score
10/10
darkcometguest16evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

dark123comet00.no-ip.biz:1604

Mutex

DC_MUTEX-H9W4RQ4

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    HyRqKCh4ATSA

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      ffc2e4b24496363b727f6e4dbca30824_JaffaCakes118

    • Size

      1.3MB

    • MD5

      ffc2e4b24496363b727f6e4dbca30824

    • SHA1

      596e01d5c84cd459689c4bf69e3f83f4575be640

    • SHA256

      039fb1c8675255b8edefc207b6362e0da58b6d9ddd767fea06a705ce54326fb8

    • SHA512

      75a8da478550e1922621d3bbded40dd9baeb6e292cd493c8a5e116344565f20305c67969fa07f390ab54d113fc0471cdf37888dd2015cea881e7e4da10549493

    • SSDEEP

      24576:xv3eNL+gpwfoYqFzwRWGqx8BsptOwCRS03kWaZYjEeUK/cRgOnmq9g6mzk8Axq:J3e5+gpwIFzwzqxmsvOPS0UWuucOU7m1

    Score
    10/10
    darkcometguest16evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    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

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

1
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks