Analysis

  • max time kernel
    93s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2025, 19:52

General

  • Target

    JaffaCakes118_4f51958fc8e9131e6c00a96ce7fbd5cc.exe

  • Size

    150KB

  • MD5

    4f51958fc8e9131e6c00a96ce7fbd5cc

  • SHA1

    4579ef343549e346da8396ed789edb850d41c72e

  • SHA256

    32e38b2110c7d75ab357a625178a98106d33daad80d0c3646b9c8a8dd7f59415

  • SHA512

    b2c715c9897bdc31da72108ed67e43c85383896f40ec593aa357d051ecdff883e8e642eec218a276dab45f251e671c2629759450f0a4bfb46ab789c0bbf11a49

  • SSDEEP

    3072:/VhUTNt0TSmLGkhjKXFvIGk6H0ydpZTr5iSTNL9cEVz3CiODcRwZz:dkt0TSZkhWVvI+UupZTr5iSVrLmca

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in Windows directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f51958fc8e9131e6c00a96ce7fbd5cc.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f51958fc8e9131e6c00a96ce7fbd5cc.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Users\Admin\AppData\Local\Temp\ind9D98.tmp
      C:\Users\Admin\AppData\Local\Temp\ind9D98.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2296
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 264
        3⤵
        • Program crash
        PID:3548
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INSB1A~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1568
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\run_dws_file.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3408
      • C:\Users\Admin\AppData\Local\Temp\inlB690.tmp
        C:\Users\Admin\AppData\Local\Temp\inlB690.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4212
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlB690.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:5068
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp_ext_favurl_cab.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\SysWOW64\expand.exe
        expand.exe "C:\Users\Admin\AppData\Local\Temp\favorites_url.cab" -F:*.* "C:\Users\Admin\Favorites"
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:2304
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2788
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2296 -ip 2296
    1⤵
      PID:3532
    • C:\Windows\system32\msiexec.exe
      C:\Windows\system32\msiexec.exe /V
      1⤵
      • Enumerates connected drives
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3720
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 380A59C39D8133917BD8D4C14CBF5CBD
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57b77c.rbs

      Filesize

      8KB

      MD5

      830a57e03dabf52c9e3b77e720d48016

      SHA1

      2b34ffaca82816a0c5d3ed57e25e372a2ce6672e

      SHA256

      bece9b8ade6c7f4669321416d0a4815a37988006f592cab04423f9e86e66da70

      SHA512

      62823df4b08bdfb662f581f061eef9f42d0c3cb5e28e26596a9330f56f2650a4bcf238dac928645373f88ace9c847d9a238dbf2b5f8c83b380ba48aeeae671a8

    • C:\Users\Admin\AppData\Local\Temp\INSB1A~1.INI

      Filesize

      66KB

      MD5

      8c36e5f4271f02946d52c4be505266b4

      SHA1

      3a10cb26b4ddb39bc7001d4a9e0868186bcb7718

      SHA256

      9fb12ce3974c27b021677ebb791f8182ed607ac7932b33af984a1ecdb23d3ece

      SHA512

      b2ef72c0ca94f9391e112e72d56711ac6a33dd85f87924d3fc852ff8565c331285c2b95cf615ba5bbd7d6bdc1da094d042f9eb7c55faeb7b2fcf2b5e27b17623

    • C:\Users\Admin\AppData\Local\Temp\cdf1912.tmp

      Filesize

      765B

      MD5

      a4a4219ce5fdbaf2864b04ca4e453ac9

      SHA1

      98bf1383e8b2f4db0388ee139ae7fe06ff7a67a9

      SHA256

      7ce64a6d79d1772713cf59d6575aec39f9fa00690d4c84cd2f160081b0d412c6

      SHA512

      22f5668719a58a4c1692ceb8aae48af9d5a53527d96431410587fa1f3f67ec9b5f0660c87fa9d931343e1be9b0f56f03c3fcd431cc2d67b104450b2ef792baa8

    • C:\Users\Admin\AppData\Local\Temp\run_dws_file.bat

      Filesize

      57B

      MD5

      23912d89a2c89555d8262270411ea027

      SHA1

      ffd832e3242265db74dcbc9c32412ec372053381

      SHA256

      dc93f90537446fb9446691c3c23cdd471a53673396f642f1d99bf8ff3dd8151f

      SHA512

      eeadefa68c0bb91ef6d0f84e35412651889f0d2fd3801f1043b950956d2a3c16622f49f56c1221cb23f465c742de502e6a45236042c3899af1e2363950513dd3

    • C:\Users\Admin\AppData\Local\Temp\tmp_ext_favurl_cab.bat

      Filesize

      98B

      MD5

      8663de6fce9208b795dc913d1a6a3f5b

      SHA1

      882193f208cf012eaf22eeaa4fef3b67e7c67c15

      SHA256

      2909ea8555f2fc19097c1070a1da8fcfd6dc6886aa1d99d7e0c05e53feeb5b61

      SHA512

      9381063e0f85e874be54ae22675393b82c6ab54b223090148e4acbeff6f22393c96c90b83d6538461b695528af01d1f1231cf5dc719f07d6168386974b490688

    • \??\c:\users\admin\appdata\local\temp\favorites_url.cab

      Filesize

      425B

      MD5

      da68bc3b7c3525670a04366bc55629f5

      SHA1

      15fda47ecfead7db8f7aee6ca7570138ba7f1b71

      SHA256

      73f3605192b676c92649034768378909a19d13883a7ea6f8ba1b096c78ffadb5

      SHA512

      6fee416affcb6a74621479697bca6f14f5429b00de3aa595abe3c60c6b2e094877b59f8783bbe7bdd567fa565d0630bb02def5603f8f0ea92fe8f2c3ac5383c0

    • memory/2296-12-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2296-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/2296-8-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2404-30-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2404-31-0x00000000001D0000-0x00000000001D3000-memory.dmp

      Filesize

      12KB

    • memory/2404-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2404-1-0x00000000001D0000-0x00000000001D3000-memory.dmp

      Filesize

      12KB

    • memory/4212-77-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB