Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2024, 14:47

General

  • Target

    da943ad7055af591d4e73ef9082463a9_JaffaCakes118.exe

  • Size

    224KB

  • MD5

    da943ad7055af591d4e73ef9082463a9

  • SHA1

    5132a02ed4b9edb6f1c41101b28f12ffa58523d1

  • SHA256

    71e7a3a7b37c3d143d41d558235a71739f787d25fa4fe3d69e6abb0ae41d822f

  • SHA512

    b7929fc88c11e5df83affbf2c8e77f3449d609953322e1404355c64e377319462c30c21558268f4c5c98d1abab3ac5397c7460b443cfa33c3a547b870a551a73

  • SSDEEP

    6144:1fZP1QzULmk3Uv5KKN0HOO6NYUzASgodcZ0TCxenNLpuScVdD8kcFM:1f11QzUuYIAN0TkeNLpTYD7

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 51 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da943ad7055af591d4e73ef9082463a9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\da943ad7055af591d4e73ef9082463a9_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\Users\Admin\loiul.exe
      "C:\Users\Admin\loiul.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
      PID:508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\loiul.exe

    Filesize

    224KB

    MD5

    7ec41640b9d08dd0e7591ee7c61a9589

    SHA1

    c411730abe52bdfc4f139691c8c20a3f17fd60fc

    SHA256

    a6b1a62b8fdf53f33f714c7f0901cca034f05d0ea6d9f6d78f1d305ba9f7c5a2

    SHA512

    44621465e7c3d2b687629033b6d1ecdbede8b6024879b096ec878014b259eb315399157887c12fa98ece57b19bdb4e4f3ba033e19883e826899e468d69e64905