Overview

overview

10

Static

static

3

72a931ef0a...18.exe

windows7-x64

10

72a931ef0a...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    72a931ef0a159a189c4f0ad9a414d6bb_JaffaCakes118

  • Size

    876KB

  • Sample

    241024-g37vksyfln

  • MD5

    72a931ef0a159a189c4f0ad9a414d6bb

  • SHA1

    b3c75801c9532c5c4309c3d261699f71be1d818d

  • SHA256

    a95d57e251e2fc8f0b9426e0f94bd00186610221f0d10642fafc01e9875eb80b

  • SHA512

    2b6c7d34c65cded16fe04a3f780deb7cda40e45be02b2039f2b85b0ec0d6de925525daa74fe314520eb8a623aecc5f5927b1658b64018bdd402ff2ba153d11be

  • SSDEEP

    24576:fS/nGK9VN/BOUqhCqTeMXMEuH3Iqg2if9IwZVbALQd+N:anNBOUWCOxXM7HI9DVsLQM

Score
10/10
darkcometbootkitdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      72a931ef0a159a189c4f0ad9a414d6bb_JaffaCakes118

    • Size

      876KB

    • MD5

      72a931ef0a159a189c4f0ad9a414d6bb

    • SHA1

      b3c75801c9532c5c4309c3d261699f71be1d818d

    • SHA256

      a95d57e251e2fc8f0b9426e0f94bd00186610221f0d10642fafc01e9875eb80b

    • SHA512

      2b6c7d34c65cded16fe04a3f780deb7cda40e45be02b2039f2b85b0ec0d6de925525daa74fe314520eb8a623aecc5f5927b1658b64018bdd402ff2ba153d11be

    • SSDEEP

      24576:fS/nGK9VN/BOUqhCqTeMXMEuH3Iqg2if9IwZVbALQd+N:anNBOUWCOxXM7HI9DVsLQM

    Score
    10/10
    darkcometbootkitdiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies firewall policy service

      evasion

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Windows security modification

      evasiontrojan

    • Checks whether UAC is enabled

      evasiontrojan

    • Network Share Discovery

      Attempt to gather information on host network.

      discovery

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

4
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

3
T1562.001

Modify Registry

5
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Network Share Discovery

1
T1135

Query Registry

1
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks