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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 00:50

General

  • Target

    857e1b130c3045fd4915efdf9b3ee227_JaffaCakes118.exe

  • Size

    15.9MB

  • MD5

    857e1b130c3045fd4915efdf9b3ee227

  • SHA1

    b1c9492bc65423336668330f474264971c268266

  • SHA256

    164ab537f22d86b2d2393dcbfad619a24ad1ec06d347b2df1fc53ee743551f45

  • SHA512

    cd04f507407c3eebe43dbbd7cde486fbe0f0537d1649e08eb7f81b2a9944d4637bed6ec4279eaaeb92b02b907f72dbb4f091b5e720bd672b39dcf22e84ca5fac

  • SSDEEP

    393216:GODWZPG7jk948uYBggYG8R3T9xBs3gnCRxN1Q73+HmvVVmCSJTJB:2Zsjk49YSgrIVsAuneymVN8X

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\857e1b130c3045fd4915efdf9b3ee227_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\857e1b130c3045fd4915efdf9b3ee227_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2472
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s C:\Windows\system32\SWFLASH6.OCX
      2⤵
      • Loads dropped DLL
      • Modifies registry class
      PID:2356
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x2fc 0x4a8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tem3866.swf

    Filesize

    15.2MB

    MD5

    b4c12e0e5ffe60f395a7cf6359395f53

    SHA1

    e9ec7e62000a196137297825f6e4e8c146597beb

    SHA256

    d350e31f1cb171576c124bcd2fdc8d23b074baeb716bc427c63af7b721791db3

    SHA512

    2ea7f75a12e0df91102b8ac065d191f27cc2de58543380f3cbad003fe02b9654ffbc4517f98390c290d94d8ab6011337ef67b2ae27bb4e3d18104299e3556274

  • C:\Windows\SysWOW64\SWFLASH6.OCX

    Filesize

    472KB

    MD5

    038eaa4e246abc9ce8c95bd45548b54f

    SHA1

    74efeafd3376e7e831281b55d57d15b19e81bd08

    SHA256

    b4bea13a1d59111a9c33ccde3fe5855584063c44ba9207c3655f6152c8c2a916

    SHA512

    fdd81da619a6180ff9c319b7c8e0aeb8854e08aaa5b1583d4f62f60aab9843bcf333d749aac849b379e481c14fc53cb5810c89f5596f43f13c2ac8a7bc97d759

  • memory/2356-10-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-24-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-27-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-2-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2472-12-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-14-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2472-1-0x0000000000406000-0x0000000000407000-memory.dmp

    Filesize

    4KB

  • memory/2472-23-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2472-0-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/2472-25-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/2472-5-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-31-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-37-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-41-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-45-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-47-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-49-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB

  • memory/2472-51-0x0000000010000000-0x0000000010190000-memory.dmp

    Filesize

    1.6MB