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Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/06/2024, 22:47

General

  • Target

    03537e44e32e6f1abb6511c2a9b19f7b_JaffaCakes118.dll

  • Size

    236KB

  • MD5

    03537e44e32e6f1abb6511c2a9b19f7b

  • SHA1

    c1d63650cfa3a1a96da23027d9a8bff369e3cfa5

  • SHA256

    99e84efecef136106ece0b3519ec602a532b5bf2fee708e22a43c8fc27eca366

  • SHA512

    ecd112504f3e5bf93cfa149fd9cd6d335c1a1f982c38d3150c234cd9e190f14dcf157e71c8f29e66d5e46388fbdd649288fa65b45d37ebc38f0d1cae5960ca1e

  • SSDEEP

    1536:1dKaTHN2ymZ0ofa5uQm4V7HG8ldINh+RhFtFftCgpcGO5lPf/XG8GmGwktb+:1Y4tIQG8XAmbFfaGc1fawk1+

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\03537e44e32e6f1abb6511c2a9b19f7b_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\03537e44e32e6f1abb6511c2a9b19f7b_JaffaCakes118.dll,#1
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Loads dropped DLL
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\tlx.dll

    Filesize

    625KB

    MD5

    95e2376b3323f062eb562b8586d0f14a

    SHA1

    453d4c3bf4a489433b593420a37bbffb7749875a

    SHA256

    bd3fa8750123d00aa0967fba44372c46ea002681da9c9b77a4f9261553e26017

    SHA512

    b898603d07a49237e4dfc6872d5caa7616bae1258926f10e66c4d3f0d81cccefac1e844395b65bb1f308fbc022061b52e51f60658d0a546c04b365b3428cc87d

  • memory/1652-0-0x00000000001B0000-0x00000000001F4000-memory.dmp

    Filesize

    272KB

  • memory/1652-1-0x00000000001B1000-0x00000000001B8000-memory.dmp

    Filesize

    28KB

  • memory/1652-7-0x00000000001B0000-0x00000000001F4000-memory.dmp

    Filesize

    272KB

  • memory/1652-10-0x00000000001B0000-0x00000000001F4000-memory.dmp

    Filesize

    272KB

  • memory/1652-11-0x00000000001B0000-0x00000000001F4000-memory.dmp

    Filesize

    272KB