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Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 01:07

General

  • Target

    14212ae68a4959740523a1f2c7bc0d1a_JaffaCakes118.dll

  • Size

    36KB

  • MD5

    14212ae68a4959740523a1f2c7bc0d1a

  • SHA1

    285a80f2aac3918245b9f80b9e784ada986e5ef1

  • SHA256

    bf711dd9bb0635e82c91843e1ae0ae762fe26c01cc22d3f3e71cf7d7a8276330

  • SHA512

    0656b5de95a6d0297697a93ebc9a7d79eb8d3ca60b7ab873edce58697330ec477303409031d2277f9e4ef134cf27fbdf42d040819d374dffbb207ca8faa0cd06

  • SSDEEP

    768:EbYuaonT3EzXZPelnhQBHRctjh8Zh2Bnbc46bNtly3WYoGVxzknbcuyD7UECd:EbY7MEzXFY0HnZGbcdbNdGVxzknouy8J

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Windows directory 2 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 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\14212ae68a4959740523a1f2c7bc0d1a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4128
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\14212ae68a4959740523a1f2c7bc0d1a_JaffaCakes118.dll,#1
      2⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4428
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32 "C:\Windows\msisse.dll",_RunAs@16
        3⤵
        • Loads dropped DLL
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Access Token Manipulation: Create Process with Token
        • Suspicious behavior: EnumeratesProcesses
        PID:116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\msisse.dll

    Filesize

    36KB

    MD5

    14212ae68a4959740523a1f2c7bc0d1a

    SHA1

    285a80f2aac3918245b9f80b9e784ada986e5ef1

    SHA256

    bf711dd9bb0635e82c91843e1ae0ae762fe26c01cc22d3f3e71cf7d7a8276330

    SHA512

    0656b5de95a6d0297697a93ebc9a7d79eb8d3ca60b7ab873edce58697330ec477303409031d2277f9e4ef134cf27fbdf42d040819d374dffbb207ca8faa0cd06

  • memory/116-6-0x0000000010000000-0x0000000010021000-memory.dmp

    Filesize

    132KB

  • memory/116-8-0x0000000010000000-0x0000000010021000-memory.dmp

    Filesize

    132KB

  • memory/4428-0-0x0000000010000000-0x0000000010021000-memory.dmp

    Filesize

    132KB

  • memory/4428-7-0x0000000010000000-0x0000000010021000-memory.dmp

    Filesize

    132KB