Overview

overview

10

Static

static

2e09bd5656...f6.exe

windows7_x64

10

2e09bd5656...f6.exe

windows10_x64

10

Sharing

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General

  • Target

    2e09bd5656c7d02caf8ebad3663412abbf24570f91c5884156ba57d428a61df6

  • Size

    1.4MB

  • Sample

    210516-crvljn76vs

  • MD5

    07a4de5e099cd55e79a6d78c19776a14

  • SHA1

    df22642227a1dd4f4f158ee793a88581797dfaab

  • SHA256

    2e09bd5656c7d02caf8ebad3663412abbf24570f91c5884156ba57d428a61df6

  • SHA512

    2734c721f66126f1fdd5979c8ae6ccbaadd938e17b0f4efabf8448f2863ce500fa1470e14352c10ca6f5c5e445f0c65e00225ad285ca36dc5c4982e88acea1de

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      2e09bd5656c7d02caf8ebad3663412abbf24570f91c5884156ba57d428a61df6

    • Size

      1.4MB

    • MD5

      07a4de5e099cd55e79a6d78c19776a14

    • SHA1

      df22642227a1dd4f4f158ee793a88581797dfaab

    • SHA256

      2e09bd5656c7d02caf8ebad3663412abbf24570f91c5884156ba57d428a61df6

    • SHA512

      2734c721f66126f1fdd5979c8ae6ccbaadd938e17b0f4efabf8448f2863ce500fa1470e14352c10ca6f5c5e445f0c65e00225ad285ca36dc5c4982e88acea1de

    Score
    10/10
    darkcometevasionpersistencerattrojan

    • 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

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

2
T1089

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks