Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18/10/2024, 07:14

General

  • Target

    561de96265f50a07da38a45bf5cb6a75_JaffaCakes118.exe

  • Size

    151KB

  • MD5

    561de96265f50a07da38a45bf5cb6a75

  • SHA1

    953becd20c151f9a47b9a699bf69858b732c327e

  • SHA256

    6c2d2ead3d7604d3964bdfc82ec7a039a30bd0c859be9847c6507c9592ab471f

  • SHA512

    b6713cf7e5d0f9277b67fec9271b8a9cc1456272f6bef058783ea41d7fa6f86bd688cfd32a3933ed77abc71d3d03f90a6742a1536e06bf04e80de1c46541263e

  • SSDEEP

    3072:nK62PXJLEGlSJH/BAA92VkMSNx3mUge+dhojTs:nKX/JLEGkJH/uNkMege+w3s

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 50 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\561de96265f50a07da38a45bf5cb6a75_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\561de96265f50a07da38a45bf5cb6a75_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" /select,C:\Users\Admin\Desktop\2011RealTime-Eng.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2772
    • C:\Users\Admin\Desktop\2011RealTime-Eng.exe
      "C:\Users\Admin\Desktop\2011RealTime-Eng.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2248
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:2224
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1096

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabEE1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarF23.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/548-0-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/548-1-0x0000000004330000-0x0000000004332000-memory.dmp

    Filesize

    8KB

  • memory/548-2-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/548-3-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/548-5-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/548-17-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/548-84-0x0000000000400000-0x000000000046C000-memory.dmp

    Filesize

    432KB

  • memory/1096-30-0x0000000003A90000-0x0000000003AA0000-memory.dmp

    Filesize

    64KB