Overview

overview

10

Static

static

3

8d8c928d44...18.exe

windows7-x64

10

8d8c928d44...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8d8c928d447e8a694c79328d7e122ff9_JaffaCakes118

  • Size

    301KB

  • Sample

    241103-z5kryavdka

  • MD5

    8d8c928d447e8a694c79328d7e122ff9

  • SHA1

    82bb323b94c72ddf249082c97b53a6ec8c13591b

  • SHA256

    355005818618c65083bbbe8a72c6d4d47ce880b3ca01cc7aae00b714d83c45e3

  • SHA512

    46e841230ed48b45858bd333022f6fae5b9e3cd3812769af70f07f2dd532c18dc71291a77bc0b9328581ef384ac2d3569cc016e3c6be3f89cd218d3197a6aefb

  • SSDEEP

    6144:rQXLW+rwbYR/czh+VfURknPQcg/tDOSnCUcEQ:r6J8YRI+VfUanP7HSnCCQ

Score
10/10
darkcometdefense_evasiondiscoverypersistencerattrojanupx

Malware Config

Targets

    • Target

      8d8c928d447e8a694c79328d7e122ff9_JaffaCakes118

    • Size

      301KB

    • MD5

      8d8c928d447e8a694c79328d7e122ff9

    • SHA1

      82bb323b94c72ddf249082c97b53a6ec8c13591b

    • SHA256

      355005818618c65083bbbe8a72c6d4d47ce880b3ca01cc7aae00b714d83c45e3

    • SHA512

      46e841230ed48b45858bd333022f6fae5b9e3cd3812769af70f07f2dd532c18dc71291a77bc0b9328581ef384ac2d3569cc016e3c6be3f89cd218d3197a6aefb

    • SSDEEP

      6144:rQXLW+rwbYR/czh+VfURknPQcg/tDOSnCUcEQ:r6J8YRI+VfUanP7HSnCCQ

    Score
    10/10
    darkcometdiscoverypersistencerattrojanupxdefense_evasion

    • 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