Analysis

  • max time kernel
    94s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2024 10:13

General

  • Target

    bce7e4cfa9a078f50cfde463149e5695_JaffaCakes118.exe

  • Size

    225KB

  • MD5

    bce7e4cfa9a078f50cfde463149e5695

  • SHA1

    523ba95e18b45b4de729205416a8a840f5c04a30

  • SHA256

    fd8e2a796cdacde9d9db4f21d1a7582af52bb202d28dca6f8fe10e8f49d2fa58

  • SHA512

    57ffe8346f56cb61c80ad52e011ba9254a59dbcb3f2fd5bedb28478624bf41907c2e79320d224c90f920a1ac3895a94953e54531890102b2d517322295c13310

  • SSDEEP

    3072:hGvtF7cz+y0qhAosOt5C+vqZh29kuuLA/1bR05O5bTFeR/nYLKNa88Ti/J6:hGvttgdPsOtPvqWkuMm1baOaxonTi/J6

Malware Config

Signatures

  • GandCrab payload 3 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • Gandcrab family
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 20 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bce7e4cfa9a078f50cfde463149e5695_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bce7e4cfa9a078f50cfde463149e5695_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 544
      2⤵
      • Program crash
      PID:4556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5020 -ip 5020
    1⤵
      PID:1836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\win.ini

      Filesize

      1KB

      MD5

      764765046cd2a93023da3d4ee6e70a13

      SHA1

      9a4f067251176d6980c0490fd605345710142dd1

      SHA256

      65390ad0fe25f57428293f7ff6059383d1533e5126454c509d119ed3462ae75a

      SHA512

      0ae3f01180884958e7123785881a1fb50b014d97006f1cf90fedd58f8f5df99c9d4aa403aa385000bcdb202bde8561c38d1ba1da515f785c8bb86337875cee07

    • C:\Windows\win.ini

      Filesize

      5KB

      MD5

      39cbe980f86bd19f9588178cff07a5ec

      SHA1

      1c1214c0e8bb34ce0642e2db67849a5c7f2af0af

      SHA256

      e3d6776951119616209365046ce447171093f47b6541e265361afb168b3a6ad7

      SHA512

      0b0b573b92825e26669a9a278a0d6eb649e7233722d43040f07d9d36b4b97ae3e885ad8a6ad65f87e1916a2654121367744eaf6655ba65c9533246bdb22ed22f

    • memory/5020-257-0x0000000000DD0000-0x0000000000ED0000-memory.dmp

      Filesize

      1024KB

    • memory/5020-259-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/5020-260-0x0000000000400000-0x0000000000B48000-memory.dmp

      Filesize

      7.3MB

    • memory/5020-261-0x00000000028B0000-0x00000000028C7000-memory.dmp

      Filesize

      92KB