Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    10/07/2024, 00:01

General

  • Target

    32872a7292d2e04850f4ce8edc2d78fd_JaffaCakes118.exe

  • Size

    135KB

  • MD5

    32872a7292d2e04850f4ce8edc2d78fd

  • SHA1

    152869e692d440574fee8e1aac41d2bf584d76d5

  • SHA256

    5d1f8fec332cb5bd3856bbc6841f3191364450a538ceafd44ea27cbc1077eca3

  • SHA512

    84d91047c4889611bbd16b1647b69ec46aa534ce2151ac9bb5767f84c64bac7aae30c53b9edae0d331d7d9734f46fec95e15da601d8f099cf7ffd96d453c663b

  • SSDEEP

    1536:VXUq5TXHN9l0jZZ8zjQqBbI2SbyGTJnUpgGDBOfIn:VXx5TZ/bxGTJnUpgGFOfIn

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\32872a7292d2e04850f4ce8edc2d78fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\32872a7292d2e04850f4ce8edc2d78fd_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2812
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\services.exe" CityScape Enable
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:2336
    • C:\Users\Admin\AppData\Roaming\services.exe
      C:\Users\Admin\AppData\Local\Temp\32872a7292d2e04850f4ce8edc2d78fd_JaffaCakes118.exe
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    5d3fa0aae15f5414d6b837387346ca6f

    SHA1

    233151c190817dfa11d56cdc2af5052ee3de0f4c

    SHA256

    f2f60a866c35e815aff43dc7956eefe5ed5dcf4a9a54816b256c61dfffb9f655

    SHA512

    795200485b9474737adbfa27faf87a504d222bec89491c31f4aad344ecd4408d7d68ec8b7a7388bb3b9d8129a1cd2efe3a243be5a7faa658ecf3eb44e1ce554f

  • C:\Users\Admin\AppData\Local\Temp\Cab8A19.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar8AA8.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Roaming\services.exe

    Filesize

    135KB

    MD5

    7f70449a221c59b4a6136d1fc75a1df4

    SHA1

    adca74ad903b7fc078a5a776f4467546c425e2b1

    SHA256

    3a7bad739b90a11de858cd8965a7fe9071ae6a6c16f30f7422fad7df1e8eaa51

    SHA512

    35b67c658b93f07800eb99da8fcc3285c7883e3cdf6ea36e3a03fdae7324c773edc6b4b9c18838956a80cc12dbb6abedce7ab756434e6efe069b7bbecbadf000

  • memory/2492-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2492-135-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2812-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2812-12-0x00000000004A0000-0x00000000004C4000-memory.dmp

    Filesize

    144KB

  • memory/2812-136-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB