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Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26/06/2024, 23:27

General

  • Target

    13e08a76d492d8c3855e8dabe9f552c3_JaffaCakes118.dll

  • Size

    30KB

  • MD5

    13e08a76d492d8c3855e8dabe9f552c3

  • SHA1

    76a2206828de98c9dbf7b49334683e65df7c6065

  • SHA256

    009708a99a9ee43aa872ee280d8f533f3fdf44f8cf442e495a2da256d89d65cd

  • SHA512

    91eb470972d8ea3d1c3d437da8140e0b699323927976dba0f9b407d87cdbd6e7b6a433178eed4d887a6b08868c34600ea3059a12fceb0a639e2c0a0116149404

  • SSDEEP

    768:P8r2oVHxstDY0UgrLuusF61RBKw7AK7/gFLQ8i+acOcL:oHGdSqNsF61RBKwMKDgBQH+TdL

Malware Config

Signatures

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Access Token Manipulation: Create Process with Token 1 TTPs 1 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\13e08a76d492d8c3855e8dabe9f552c3_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\13e08a76d492d8c3855e8dabe9f552c3_JaffaCakes118.dll,#1
      2⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2420
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32 "C:\Windows\twan32.dll",_RunAs@16
        3⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Access Token Manipulation: Create Process with Token
        • Suspicious behavior: EnumeratesProcesses
        PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\twan32.dll

    Filesize

    30KB

    MD5

    13e08a76d492d8c3855e8dabe9f552c3

    SHA1

    76a2206828de98c9dbf7b49334683e65df7c6065

    SHA256

    009708a99a9ee43aa872ee280d8f533f3fdf44f8cf442e495a2da256d89d65cd

    SHA512

    91eb470972d8ea3d1c3d437da8140e0b699323927976dba0f9b407d87cdbd6e7b6a433178eed4d887a6b08868c34600ea3059a12fceb0a639e2c0a0116149404

  • memory/2112-6-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2112-7-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2112-8-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2112-14-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2420-0-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2420-1-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB

  • memory/2420-2-0x0000000010026000-0x0000000010027000-memory.dmp

    Filesize

    4KB

  • memory/2420-10-0x0000000010000000-0x0000000010058000-memory.dmp

    Filesize

    352KB