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Analysis

  • max time kernel
    120s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11/04/2024, 15:42

General

  • Target

    edc611f836805766cb477277e6503215_JaffaCakes118.exe

  • Size

    4.3MB

  • MD5

    edc611f836805766cb477277e6503215

  • SHA1

    cdb18269fc7201b8b983578249878e4711730452

  • SHA256

    ff6a191388c63a0eba933c1d247db4b07f905728c0204d2f58bdff965c4377f1

  • SHA512

    bbcf04d1ee280d0501d80ab29ddb83c59e8d8f929246beed05495ee72cdcd0d9b2febc5d03188faeb96fa84fec958e9a86ec3a8146d9dbe33bda76697806f3aa

  • SSDEEP

    49152:40rWePspAsProkyNs+hYwzdnAyo8DGLr30bo6hCDB2xECTZCtZEDUJ5KMJqb:ZXmNzokyFhY8May30cHDB2xbZcZ5XK

Score
9/10

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 17 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edc611f836805766cb477277e6503215_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edc611f836805766cb477277e6503215_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\Crazy Captain Malcom Deatherage.exe
      "C:\Users\Admin\AppData\Local\Temp\Crazy Captain Malcom Deatherage.exe"
      2⤵
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Maps connected drives based on registry
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2532
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 848
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2728
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\edc611f836805766cb477277e6503215_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 3000
        3⤵
        • Runs ping.exe
        PID:2204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Bunifu_UI_v1.5.4.dll

    Filesize

    207KB

    MD5

    cfddb85e01988231beb3db5d60bb7511

    SHA1

    dc36c0461c725008c6c8341bfaf8c4ea63d94df3

    SHA256

    b3f783c4aceb2609ced9dd79226d7813b5be23a9b2cf4fc79b550dbfc52f9975

    SHA512

    5e33cc51217e5948d2969a7e1b11f3672d26a3b47c6867c843fdb4de930e6637d00ce05825947defc42242f7a2ae64e904a55472621082085ab4e3261e4525df

  • C:\Users\Admin\AppData\Local\Temp\Crazy Captain Malcom Deatherage.exe

    Filesize

    4.3MB

    MD5

    62786fd6de99ee4fe67f5caec99ec22a

    SHA1

    b4b3787fff05de3394285fd31189ec6dbc4e3a98

    SHA256

    0b5d0ac0d230f54a16ef18ef5c90108d8cbca04e667246568cbcc7b9f761d74d

    SHA512

    a37ec181b8a90c940a860c4e1a64c07872260b1c2e88ed4be40f7c02a3ec86bb8785cc5031d583b7737dccc52f08e0d64d1bdfe76948c3fb93858721e255c620

  • memory/2120-19-0x0000000000F60000-0x0000000000FA0000-memory.dmp

    Filesize

    256KB

  • memory/2120-3-0x0000000000F60000-0x0000000000FA0000-memory.dmp

    Filesize

    256KB

  • memory/2120-4-0x0000000000F60000-0x0000000000FA0000-memory.dmp

    Filesize

    256KB

  • memory/2120-2-0x00000000072A0000-0x000000000772E000-memory.dmp

    Filesize

    4.6MB

  • memory/2120-0-0x00000000010D0000-0x0000000001522000-memory.dmp

    Filesize

    4.3MB

  • memory/2120-18-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2120-1-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2532-15-0x0000000001320000-0x0000000001772000-memory.dmp

    Filesize

    4.3MB

  • memory/2532-16-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2532-17-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB

  • memory/2532-20-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB

  • memory/2532-27-0x0000000074830000-0x0000000074F1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2532-28-0x0000000004C70000-0x0000000004CB0000-memory.dmp

    Filesize

    256KB