Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 14:24

General

  • Target

    746f7391381312f198f1503a294cac3e_JaffaCakes118.exe

  • Size

    785KB

  • MD5

    746f7391381312f198f1503a294cac3e

  • SHA1

    b1cb209e1e4604e451100f59fbb323e8fbb8fe81

  • SHA256

    02b8b255bad9a0b4011b531e830008a0abf02d501f5339a05ecc25e161d5eb75

  • SHA512

    3127d6a750f0896e8cd4cbe1058f39d06633cbcea9e95c94462200f48210d73904fb5e003af296d2d05db7df1ed9264cb5804b0a9f748996f54359e09c9e702a

  • SSDEEP

    24576:PT4H9LNgqq/29Obvmt0A5OzmKtNmG/b3rt8VlllXZ1D:PT4jgDbDmt06IEVlllXD

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-5HZDY0Z

Attributes
  • gencode

    punQMW272CsU

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\746f7391381312f198f1503a294cac3e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\746f7391381312f198f1503a294cac3e_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2828
    • C:\Windows\tmp.tmp.tmp1
      C:\Windows\tmp.tmp.tmp1
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:5036
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 500
      2⤵
      • Program crash
      PID:3356
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2828 -ip 2828
    1⤵
      PID:508

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\tmp.tmp.tmp1

      Filesize

      757KB

      MD5

      9336f1bbc7b7c34c4939b6ff96b2a05d

      SHA1

      8c80abf6269f7d5f8b86fb25245b45150ba8a09b

      SHA256

      273f1248609c3bd6e1021d6f7be9d6e0faf9b2129ce60d63f787281c5a430e32

      SHA512

      9c8003a4b4060f5a62ccafa06e8b6586b4994602b41b91c5dfb476b27f463e9c438806e3a326567a670466f8c0ba0459aeb6be16ffcea5c38e38857014dea10b

    • memory/5036-8-0x0000000002260000-0x0000000002261000-memory.dmp

      Filesize

      4KB

    • memory/5036-9-0x0000000000400000-0x00000000004CD000-memory.dmp

      Filesize

      820KB