Overview

overview

10

Static

static

10

64658bbae6...ff.exe

windows7-x64

10

64658bbae6...ff.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    64658bbae61bb0c82d93d6ad3ac6b6c06b1d160a91bb14e70f420825d7fb10ff

  • Size

    592KB

  • Sample

    240619-2hjmgavdnf

  • MD5

    9614225a8db95a2ef4ed6947e5efa7be

  • SHA1

    2fd083913b031d23cc0099c5de6ea8354c9ecd16

  • SHA256

    64658bbae61bb0c82d93d6ad3ac6b6c06b1d160a91bb14e70f420825d7fb10ff

  • SHA512

    34e55c8f59b2c3506684fdd6686ee10f4a3cc757ff81d881c609f45063d5c3ec7fd620e4cd4ae9ab8e0b0db52559984b15c43944f35385c663a62a96fb6c8076

  • SSDEEP

    12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoS9:TW/xhIUKofSytJsL6HUP0OHCq

Score
10/10
darkcometpersistencerattrojanupx

Malware Config

Targets

    • Target

      64658bbae61bb0c82d93d6ad3ac6b6c06b1d160a91bb14e70f420825d7fb10ff

    • Size

      592KB

    • MD5

      9614225a8db95a2ef4ed6947e5efa7be

    • SHA1

      2fd083913b031d23cc0099c5de6ea8354c9ecd16

    • SHA256

      64658bbae61bb0c82d93d6ad3ac6b6c06b1d160a91bb14e70f420825d7fb10ff

    • SHA512

      34e55c8f59b2c3506684fdd6686ee10f4a3cc757ff81d881c609f45063d5c3ec7fd620e4cd4ae9ab8e0b0db52559984b15c43944f35385c663a62a96fb6c8076

    • SSDEEP

      12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoS9:TW/xhIUKofSytJsL6HUP0OHCq

    Score
    10/10
    darkcometpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • UPX dump on OEP (original entry point)

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks