Overview

overview

10

Static

static

3

4dd4b9b27a...a2.exe

windows7-x64

10

4dd4b9b27a...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4dd4b9b27ab77cf5e6e4b774baa9cba2

  • Size

    748KB

  • Sample

    240109-kbzxfabfbm

  • MD5

    4dd4b9b27ab77cf5e6e4b774baa9cba2

  • SHA1

    3865a1b5105d28b8ff012253029a3f4a40aab2ac

  • SHA256

    e50757dcc45f3d97c87c16c9fa322907d44f35c8b6e200302823018f63e3a185

  • SHA512

    608d1d5260d56b9c803878dc699da45ed571201b2d55fb4807518a5b94e2369cf65ddd9b0b364af9fe2f053786e041d17f6c329f03abb7ac72b872920c2e78e9

  • SSDEEP

    12288:AZ8szR7ChTq/MoeNGeVT5STAPKGPx0NVNBE8t0JfHkw6BE5qy2Bn8+gx7kxHI6je:ARlC5ueNPTSTAPKGPx0NVNBE8tSfHAB+

Score
10/10
darkcometpersistencerattrojan

Malware Config

Targets

    • Target

      4dd4b9b27ab77cf5e6e4b774baa9cba2

    • Size

      748KB

    • MD5

      4dd4b9b27ab77cf5e6e4b774baa9cba2

    • SHA1

      3865a1b5105d28b8ff012253029a3f4a40aab2ac

    • SHA256

      e50757dcc45f3d97c87c16c9fa322907d44f35c8b6e200302823018f63e3a185

    • SHA512

      608d1d5260d56b9c803878dc699da45ed571201b2d55fb4807518a5b94e2369cf65ddd9b0b364af9fe2f053786e041d17f6c329f03abb7ac72b872920c2e78e9

    • SSDEEP

      12288:AZ8szR7ChTq/MoeNGeVT5STAPKGPx0NVNBE8t0JfHkw6BE5qy2Bn8+gx7kxHI6je:ARlC5ueNPTSTAPKGPx0NVNBE8tSfHAB+

    Score
    10/10
    darkcometpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • 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

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks