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Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    24/08/2024, 15:31

General

  • Target

    bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe

  • Size

    60KB

  • MD5

    bee51fc5c43a99eb268b75e95b9479c8

  • SHA1

    08f8026652dd2120e7502ec3bce2ab950d77a22c

  • SHA256

    a89630f456198a010b3836d1aa8f4205b2890f3007565fe74cc75487f55a759c

  • SHA512

    54260f7167fa35975857b987f56e86a14227df77332ff31a55ba288d516f822827ef2a26bb5711d46fb190b6acb2df634b147fbf23239657a539612365431035

  • SSDEEP

    1536:SymacmFKjRm9dv70NMrHtF1Xw1o+XiuKxd:ihm8RMBiiuG

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bee51fc5c43a99eb268b75e95b9479c8_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\gwxuey.exe
      "C:\Users\Admin\gwxuey.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\gwxuey.exe

    Filesize

    60KB

    MD5

    766e1ed553118f5729aac2b2897bacfc

    SHA1

    1e888479eaebbe58845d66aa0f4498fd7c043f12

    SHA256

    791cf0900f6bb8b0116c5867f6b67a37166a765c37db53f7e42f8588a96a979d

    SHA512

    fe7b016d7f1ac9a1c8061f568b992457c92ffbc08a1d31bcbd52ff83d48ebced0a057979178f8717ea1d9f5b6796ac3e164b8926e4bdff6cf1d83d4637724d70