Overview

overview

10

Static

static

3

bad3375c1a...18.exe

windows7-x64

10

bad3375c1a...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118

  • Size

    758KB

  • Sample

    240823-h777kstfqr

  • MD5

    bad3375c1afb85e12eaa4f872e640c58

  • SHA1

    d279596e7fbc990d2ee51649aa2e4f79bcd51bf1

  • SHA256

    828bf06da890c926bcfec850972e98ef358b5def95ca47da2c0ab931a6202aab

  • SHA512

    ff7c03887def0abf56aca3a814020e8a699fef48b02e5844a1ec7d2c63db847578cf2017cb86f4a5aa19c75e76710f1d0c850c6ffe26b715f90116d463720631

  • SSDEEP

    12288:I3GnbxJJobfq8zKx2p3c9n9X4Lj/Ajiam4KLPzdRnSR5MmB:I21roDz26c9n9oHDC

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      bad3375c1afb85e12eaa4f872e640c58_JaffaCakes118

    • Size

      758KB

    • MD5

      bad3375c1afb85e12eaa4f872e640c58

    • SHA1

      d279596e7fbc990d2ee51649aa2e4f79bcd51bf1

    • SHA256

      828bf06da890c926bcfec850972e98ef358b5def95ca47da2c0ab931a6202aab

    • SHA512

      ff7c03887def0abf56aca3a814020e8a699fef48b02e5844a1ec7d2c63db847578cf2017cb86f4a5aa19c75e76710f1d0c850c6ffe26b715f90116d463720631

    • SSDEEP

      12288:I3GnbxJJobfq8zKx2p3c9n9X4Lj/Ajiam4KLPzdRnSR5MmB:I21roDz26c9n9oHDC

    Score
    10/10
    darkcometdiscoverypersistencerattrojanevasion

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Windows security bypass

      evasiontrojan

    • 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

    • 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

1
T1543

Windows Service

1
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

1
T1543

Windows Service

1
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

5
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