Overview

overview

10

Static

static

3

JaffaCakes...c0.exe

windows7-x64

10

JaffaCakes...c0.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    JaffaCakes118_6c0de5b944735fb6574dcdd8b7d563c0

  • Size

    864KB

  • Sample

    250103-mrfjvasjfn

  • MD5

    6c0de5b944735fb6574dcdd8b7d563c0

  • SHA1

    c2c1032481f7194cbf3e24933ef6671af38f0c2c

  • SHA256

    46277ff9b64c1e0c101dbfcbcd3b6522c53246cf2b5d87456cebe1f2efb72838

  • SHA512

    f80bfabbcb0dafd0ec94abe4c9deac50ecce54cd4ce341e9ff1072d4a63f4266051d8ce2c818dc5e8558a94e32b0c0321175d19992537d9beb50dc66c4f28b33

  • SSDEEP

    24576:lJzKTyB6LIVewBV5nmEY9OY847pKdLCAN:fz16LIzpmHD84O

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      JaffaCakes118_6c0de5b944735fb6574dcdd8b7d563c0

    • Size

      864KB

    • MD5

      6c0de5b944735fb6574dcdd8b7d563c0

    • SHA1

      c2c1032481f7194cbf3e24933ef6671af38f0c2c

    • SHA256

      46277ff9b64c1e0c101dbfcbcd3b6522c53246cf2b5d87456cebe1f2efb72838

    • SHA512

      f80bfabbcb0dafd0ec94abe4c9deac50ecce54cd4ce341e9ff1072d4a63f4266051d8ce2c818dc5e8558a94e32b0c0321175d19992537d9beb50dc66c4f28b33

    • SSDEEP

      24576:lJzKTyB6LIVewBV5nmEY9OY847pKdLCAN:fz16LIzpmHD84O

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • 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

    • Disables Task Manager 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Program crash

    • 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

7
T1112

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks