Analysis

  • max time kernel
    142s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 10:49

General

  • Target

    JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.exe

  • Size

    1.8MB

  • MD5

    8a9a0f0d3ca9ae6e751aab80a08a3914

  • SHA1

    22c97d5a76a9bec670f443ff7a03549a1ab81a38

  • SHA256

    3192a0924582bbd242e6b4f9f95930864af791cdcce611dc033f21ad5594737b

  • SHA512

    2d607ea11d067be3ee89b98473e81de84108e2a2c856fe2a2e229fcfb7e24152ea2e1019feeeb82f6a0b1bdb18faed22894e3f3cf8595e6b51f6349a0079e02f

  • SSDEEP

    49152:1qi5XinMRj11rQRf5v/MPFvrzRf5BJcDVaeP7VQ:IOynMH1rI/CdrzVRcD1y

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Users\Admin\AppData\Local\Temp\is-RHK6Q.tmp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-RHK6Q.tmp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.tmp" /SL5="$60092,1636687,54272,C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5360
      • C:\Users\Admin\AppData\Local\FUJITSU Laptop Remote Desktop\srclient.exe
        "C:\Users\Admin\AppData\Local\FUJITSU Laptop Remote Desktop\srclient.exe"
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\FUJITSU Laptop Remote Desktop\srclient.exe

    Filesize

    2.5MB

    MD5

    008713733e231be9fb72ad8840075080

    SHA1

    a2a28580b4e9f867a0959d078eb434e2594b6271

    SHA256

    be431d5dcd67cad3b760971cf978125196d8e6a1699ce6c83f823cc101af9547

    SHA512

    0332cef75d97c86fe7835b122d3e8e2e8b28d1fc46a8148b77af0f6184f1d86f0030221361555f189cbdd8f62375fc70da19e9d6c291d02697c58287e3406293

  • C:\Users\Admin\AppData\Local\FUJITSU Laptop Remote Desktop\update.dll

    Filesize

    976B

    MD5

    eaf87373db1ae0a65a19ef0bb282a9b3

    SHA1

    c34a7507b3b24fd1f4acad0f13e4933aa5f4141f

    SHA256

    2c993fb14da80457c1444bbcc6a3a2402b23ff8b1f00497044db09e27969bb31

    SHA512

    c3fad983e8ea83fb6447eddd72a092330f61ae690d3c5979d14669786569ffe98bdb83f545a95e11a380e28f03e0d1c07f5f7c89c9873c1095968eb157fb4b83

  • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

    Filesize

    9KB

    MD5

    7050d5ae8acfbe560fa11073fef8185d

    SHA1

    5bc38e77ff06785fe0aec5a345c4ccd15752560e

    SHA256

    cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

    SHA512

    a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

  • C:\Users\Admin\AppData\Local\Temp\is-RHK6Q.tmp\JaffaCakes118_8a9a0f0d3ca9ae6e751aab80a08a3914.tmp

    Filesize

    689KB

    MD5

    15430669556c2062ceadd5b125e8cea7

    SHA1

    276c5f36876a783a01ef10b9df39fa0efe3e296a

    SHA256

    64db719c67988b106bf2d1a5b842445e8ff9b6436be28bcaa0b8876d330f8168

    SHA512

    2c2a87d34922d747827a2c77813ebfe9923bdd80cd4be909f8da3c8a4dc3a079c049db74c8bc36edd38663ee4635cdd0fda4f9cd2adc3b40d426066611206f39

  • memory/1048-47-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-75-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-71-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-67-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-65-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-48-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-49-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/1048-46-0x0000000000400000-0x0000000000687000-memory.dmp

    Filesize

    2.5MB

  • memory/2756-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2756-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/2756-64-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2756-12-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/5360-41-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/5360-7-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/5360-63-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/5360-17-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/5360-15-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/5360-13-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB