Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 06:54

General

  • Target

    b8f05bdec04bebe6126154938cd87d951e746fb7a4dd09dcb0cd75ed78422073.exe

  • Size

    682KB

  • MD5

    7d44e02e83f4c7367c575f9fa4cfb3cf

  • SHA1

    058aa4c6d63ed55f59aba0587a7161b2efaccd34

  • SHA256

    b8f05bdec04bebe6126154938cd87d951e746fb7a4dd09dcb0cd75ed78422073

  • SHA512

    df249b9ea0d2a2414ef9ee6263f0cd0cd80388f008e6fa32521ee805158f1ee0a69a96888fe12b3a6a557927a0a2eacfbc0a953140ced1c105d4b82cadd353c9

  • SSDEEP

    12288:0w/x3O7fSxVybnfjVD7Mf0/lm82dy9toTY7W2Hng7ysHklSV:rHybfjVvFdv2s9toMWuMhH7V

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

joker0.tzo.net:80

Mutex

DC_MUTEX-QFKNWHP

Attributes
  • gencode

    EfQU94g4omFU

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8f05bdec04bebe6126154938cd87d951e746fb7a4dd09dcb0cd75ed78422073.exe
    "C:\Users\Admin\AppData\Local\Temp\b8f05bdec04bebe6126154938cd87d951e746fb7a4dd09dcb0cd75ed78422073.exe"
    1⤵
    • Modifies firewall policy service
    • Disables RegEdit via registry modification
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1132

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1132-54-0x0000000075931000-0x0000000075933000-memory.dmp

          Filesize

          8KB

        • memory/1132-55-0x0000000000400000-0x0000000000535000-memory.dmp

          Filesize

          1.2MB

        • memory/1132-56-0x0000000001DD0000-0x0000000001E30000-memory.dmp

          Filesize

          384KB

        • memory/1132-57-0x00000000032D0000-0x00000000032D3000-memory.dmp

          Filesize

          12KB

        • memory/1132-58-0x0000000000400000-0x0000000000535000-memory.dmp

          Filesize

          1.2MB