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Overview

overview

7

Static

static

3

a3ea63c1c3...18.dll

windows7-x64

3

a3ea63c1c3...18.dll

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 19:55

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General

  • Target

    a3ea63c1c389918d7f4dcb8b9b86be36_JaffaCakes118.dll

  • Size

    37KB

  • MD5

    a3ea63c1c389918d7f4dcb8b9b86be36

  • SHA1

    7489370b48105daf7e01e1ee39016c2aa8c19fe5

  • SHA256

    f99b4f7ffa681c40999635e7de51c57ab1a506064b1234ef0d855642f6ddf686

  • SHA512

    1c7cc6ff8960b0d73519fe9fdfd64d1bc009259ac7e4f5fc27e8222d6284a9cce00168f14979aa4c478105d5423172277cbae70fbe2edb1ec9e88845fc774bdd

  • SSDEEP

    768:VcQAxkfTI51j117xGL06Rx/hythQKOwzt5GPA7wJdMNP:J1LIPxiRRhOQnwzt5mJdMB

Score
7/10
discoverypersistence

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 2 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.

    discovery
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:632
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3ea63c1c389918d7f4dcb8b9b86be36_JaffaCakes118.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2628
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3ea63c1c389918d7f4dcb8b9b86be36_JaffaCakes118.dll,#1
        2⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Windows\system32\qoMeBtSK.dll,a
          3⤵
          • Loads dropped DLL
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          PID:2160

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\qoMeBtSK.dll
      Filesize

      37KB

      MD5

      a3ea63c1c389918d7f4dcb8b9b86be36

      SHA1

      7489370b48105daf7e01e1ee39016c2aa8c19fe5

      SHA256

      f99b4f7ffa681c40999635e7de51c57ab1a506064b1234ef0d855642f6ddf686

      SHA512

      1c7cc6ff8960b0d73519fe9fdfd64d1bc009259ac7e4f5fc27e8222d6284a9cce00168f14979aa4c478105d5423172277cbae70fbe2edb1ec9e88845fc774bdd

      Download Submit

    • memory/2160-14-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2160-15-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2776-0-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2776-7-0x0000000010000000-0x0000000010010000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2776-9-0x00000000015A0000-0x00000000015B0000-memory.dmp

      Filesize

      64KB

      Download