Overview

overview

10

Static

static

5

2c8c0b272c...bN.exe

windows7-x64

10

2c8c0b272c...bN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2c8c0b272c339a8cc859d4c82aa8013a83639d001c3d78b4a35f8abb926b9ddbN.exe

  • Size

    3.8MB

  • Sample

    250121-zt1c9a1lhq

  • MD5

    b0761064b046c2448f079ee04c45f1f0

  • SHA1

    bbbd648b4d229a596e05c5f8a5ba16c1ea9547ad

  • SHA256

    2c8c0b272c339a8cc859d4c82aa8013a83639d001c3d78b4a35f8abb926b9ddb

  • SHA512

    55699c026089f5fb89d596e0cd2a6df28f9280b89cff02e81fc3fef06799ec8f10b21cb14d37fadaededd8cd7384bf7c28f93d68058771c69e8239693330ca5a

  • SSDEEP

    98304:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSiSLCQrdGLcjFjj/eWKS5h7EleIljztU/qg:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSiK

Score
10/10
darkcometdiscoverypersistencerattrojanupx

Malware Config

Targets

    • Target

      2c8c0b272c339a8cc859d4c82aa8013a83639d001c3d78b4a35f8abb926b9ddbN.exe

    • Size

      3.8MB

    • MD5

      b0761064b046c2448f079ee04c45f1f0

    • SHA1

      bbbd648b4d229a596e05c5f8a5ba16c1ea9547ad

    • SHA256

      2c8c0b272c339a8cc859d4c82aa8013a83639d001c3d78b4a35f8abb926b9ddb

    • SHA512

      55699c026089f5fb89d596e0cd2a6df28f9280b89cff02e81fc3fef06799ec8f10b21cb14d37fadaededd8cd7384bf7c28f93d68058771c69e8239693330ca5a

    • SSDEEP

      98304:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSiSLCQrdGLcjFjj/eWKS5h7EleIljztU/qg:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSiK

    Score
    10/10
    darkcometdiscoverypersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • 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