Overview

overview

10

Static

static

4123a31a7b...5f.exe

windows7-x64

10

4123a31a7b...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4123a31a7bc25e6a62bc2a0b63a09f123c8e357bdfd5c4e7f183e7f010149f5f

  • Size

    772KB

  • Sample

    221203-cy2esafh69

  • MD5

    68e8582308a2f05401ef6d076facd012

  • SHA1

    2b2c9ed47453a7b8ef988da3d74af01e6d4340e6

  • SHA256

    4123a31a7bc25e6a62bc2a0b63a09f123c8e357bdfd5c4e7f183e7f010149f5f

  • SHA512

    14bd663c9c9ee8f4ac12774a14fd7a33108cf1fe7fed7afc8730719585e00521c4b12f03c5aba993f0ce98b6532794163b69c5a8bed84f71965c2d3f6e4fdcbc

  • SSDEEP

    12288:7CuQHZyt8xPBhU2BNt1tBPOVsoaDWal2fdFP/Jh+xD6ikf:7CBxZjBl2DaOfTnbYW5f

Score
10/10
darkcometgiriamoevasionrattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

giriamo

C2

178.239.178.177:200

Mutex

DC_MUTEX-MBX97KS

Attributes
  • gencode

    RTdAVRUtBLYH

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      4123a31a7bc25e6a62bc2a0b63a09f123c8e357bdfd5c4e7f183e7f010149f5f

    • Size

      772KB

    • MD5

      68e8582308a2f05401ef6d076facd012

    • SHA1

      2b2c9ed47453a7b8ef988da3d74af01e6d4340e6

    • SHA256

      4123a31a7bc25e6a62bc2a0b63a09f123c8e357bdfd5c4e7f183e7f010149f5f

    • SHA512

      14bd663c9c9ee8f4ac12774a14fd7a33108cf1fe7fed7afc8730719585e00521c4b12f03c5aba993f0ce98b6532794163b69c5a8bed84f71965c2d3f6e4fdcbc

    • SSDEEP

      12288:7CuQHZyt8xPBhU2BNt1tBPOVsoaDWal2fdFP/Jh+xD6ikf:7CBxZjBl2DaOfTnbYW5f

    Score
    10/10
    darkcometgiriamoevasionrattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Executes dropped EXE

    • 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.

    • Loads dropped DLL

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

2
T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks