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Analysis

  • max time kernel
    141s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2024, 18:57

General

  • Target

    102757bd56dedaf5c41bcb0908e39f5f_JaffaCakes118.exe

  • Size

    374KB

  • MD5

    102757bd56dedaf5c41bcb0908e39f5f

  • SHA1

    9e1d1227ac66941c4d52a067483a2725a0a00947

  • SHA256

    2bab3a939ef64e3ceff3ab2a801e14b0687a0432bd76ccdc1fb592ad4bb37f13

  • SHA512

    a89310c8f707f8f5a09ba4f479ffc88c085485e23a92d289ebd8501e12ed0db0eb30dd7f20d183dbc1ad4cbbac539c8c8dbc81537115bd9e1b4342fd818dae99

  • SSDEEP

    6144:ISDpAg7c2UufeFcXjySDcvtWiMxVeXX/6z5HQx73CTgQz36FWqDcMEZVVmRPZ3hd:fmMnfkGyxvt9/ligQ76F3wDSPdhg1XAV

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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 2 IoCs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\102757bd56dedaf5c41bcb0908e39f5f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\102757bd56dedaf5c41bcb0908e39f5f_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Users\Admin\AppData\Local\Temp\ID_Nxp8471_Conversion.exe
      "C:\Users\Admin\AppData\Local\Temp\ID_Nxp8471_Conversion.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4536
    • C:\Users\Admin\AppData\Local\Temp\02.exe
      "C:\Users\Admin\AppData\Local\Temp\02.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4332
      • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
        dw20.exe -x -s 712
        3⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:2736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\02.exe

    Filesize

    172KB

    MD5

    054735a9e07c0d155284236f00536023

    SHA1

    ae5273884cc4970e61cffa7f48581accecdd9181

    SHA256

    711f0870d6d373648e01aa6203f7fe06d04e1f2ac152570f5bc337dba5d29de0

    SHA512

    ca2ceb60508693c0670ca6dc6579c231c5e38f24fc35d89db9a159a488fd67d962978d269788839243dcf6ef3163604f584bb4fb59a9f73c165556c1f99443c3

  • C:\Users\Admin\AppData\Local\Temp\ID_Nxp8471_Conversion.exe

    Filesize

    422KB

    MD5

    cb50f552f5b70148f4bc4ab44cb17791

    SHA1

    70cc3ad2cc3bfe5431d0fdd6fc74a56ee464ea7f

    SHA256

    7915ee78d902938052a8703ef25baa26771e181cc64a8d05664c11d980891f1d

    SHA512

    7bb476554b94412031e12f1e3cb96d9ff90381a4ff960190c83c514d8a85f174883d5f987a4fb20fa7e3e45ffec9410a530f5891392b4da357e41c7b9613e96e

  • memory/4332-20-0x00007FFA10335000-0x00007FFA10336000-memory.dmp

    Filesize

    4KB

  • memory/4332-21-0x00007FFA10080000-0x00007FFA10A21000-memory.dmp

    Filesize

    9.6MB

  • memory/4332-22-0x00007FFA10080000-0x00007FFA10A21000-memory.dmp

    Filesize

    9.6MB

  • memory/4332-29-0x00007FFA10080000-0x00007FFA10A21000-memory.dmp

    Filesize

    9.6MB

  • memory/4536-19-0x00000000005B0000-0x00000000005B1000-memory.dmp

    Filesize

    4KB

  • memory/4536-30-0x00000000005B0000-0x00000000005B1000-memory.dmp

    Filesize

    4KB

  • memory/4536-31-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB