Overview

overview

10

Static

static

5

5a56983b6c...a3.exe

windows7-x64

10

5a56983b6c...a3.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5a56983b6c85a45e8cde0019c25f31267cbde4b0835ac3d01f982ca5723cfea3

  • Size

    592KB

  • Sample

    241019-1bdxzazejh

  • MD5

    4f22e461871f4375204277f9b4b11da1

  • SHA1

    6d584be3809bc3cd0345487e86b8e20db49e51fd

  • SHA256

    5a56983b6c85a45e8cde0019c25f31267cbde4b0835ac3d01f982ca5723cfea3

  • SHA512

    3378fbf3e3b4327b27a57de6914f87eb223db0d75bcf61ab8e943cd5b89d00e3f8bd9f9882db6da083b50ba320e954f14eb7a8f6dc06e64af4d06a75a7d738d7

  • SSDEEP

    12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoSz:TW/xhIUKofSytJsL6HUP0OHCi

Score
10/10
darkcometdiscoverypersistencerattrojanupx

Malware Config

Targets

    • Target

      5a56983b6c85a45e8cde0019c25f31267cbde4b0835ac3d01f982ca5723cfea3

    • Size

      592KB

    • MD5

      4f22e461871f4375204277f9b4b11da1

    • SHA1

      6d584be3809bc3cd0345487e86b8e20db49e51fd

    • SHA256

      5a56983b6c85a45e8cde0019c25f31267cbde4b0835ac3d01f982ca5723cfea3

    • SHA512

      3378fbf3e3b4327b27a57de6914f87eb223db0d75bcf61ab8e943cd5b89d00e3f8bd9f9882db6da083b50ba320e954f14eb7a8f6dc06e64af4d06a75a7d738d7

    • SSDEEP

      12288:wcWRJxhIUKofd9S88itJsL6s8GwUF81yn0FI/6IC0XoSz:TW/xhIUKofSytJsL6HUP0OHCi

    Score
    10/10
    darkcometdiscoverypersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • 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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks