Analysis

  • max time kernel
    80s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2025, 08:37

General

  • Target

    JaffaCakes118_515acc30942b37ab072e9b819892df10.exe

  • Size

    150KB

  • MD5

    515acc30942b37ab072e9b819892df10

  • SHA1

    b99ccf5799f599103c1e3bccf59af14c5859c62d

  • SHA256

    3fd36d02c3fc288fd7f9d4bac61784d4c05ce5d3818e61fdc926b40db688b800

  • SHA512

    9ec9fbc3c40f75a7d74c51cfb4ba85d8d4d7c5af341860e39cc57e2b41abf8c0ccbbe09512f5fd69506024a00980cb20ffa33db003be76339b3c1f193cffbce6

  • SSDEEP

    3072:0lctl8STlrLKnRVWh0q8ntMviU9tv+SRtcFcoeYkmkCI:0UlJTJLKXq8ntMviU9tmSRqiAkmk

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_515acc30942b37ab072e9b819892df10.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_515acc30942b37ab072e9b819892df10.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2568
    • C:\Users\Admin\AppData\Roaming\D63C.tmp
      C:\Users\Admin\AppData\Roaming\D63C.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1740
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 264
        3⤵
        • Program crash
        PID:6116
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INSE7E~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1448
    • 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:2060
      • C:\Users\Admin\AppData\Local\Temp\inlEBBA.tmp
        C:\Users\Admin\AppData\Local\Temp\inlEBBA.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2832
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlEBBA.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1040
    • 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:32
      • 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:1764
    • 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:4760
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1740 -ip 1740
    1⤵
      PID:4400
    • 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:4280
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding C1BDA801DEC9A99DAA503EDCFAE32076
        2⤵
        • System Location Discovery: System Language Discovery
        PID:2660

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57eca5.rbs

      Filesize

      8KB

      MD5

      b861cc066da67f4936b69cdc99e85c16

      SHA1

      bbfb1a0b267d1bc2fe6949dc3871adc6f7346e52

      SHA256

      769d60f9b8c3632b225b6682ccb74f00633b82bcd258dd6b928a8562c4b2965f

      SHA512

      4dec394e8870ad4cce960ed74a84e885165f9e1c8fbaf8818aafa2c5c3f6231561efcd721de9f73fe32dfcdd574a9c6e83e22ee4a70af44ffc152c7fd943067c

    • C:\Users\Admin\AppData\Local\Temp\INSE7E~1.INI

      Filesize

      66KB

      MD5

      672bb9308da278364e6e04ce7338a262

      SHA1

      07b00bf4b7af089a792809cc3aad3c5271abefd4

      SHA256

      25b38f8ec28b0935e2a6c5802b8317296d44d784455e16efcb86e54c52299746

      SHA512

      ecdc018cfe756fd26f3955df348dfb71eff1fbb37acd6dc0b7d162895d0a39e99743900ed05b6991c2f4d63564a76b77a01a0cf90a2af3b7fb8295958fda7052

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

      Filesize

      768B

      MD5

      d20d9eda31a2d0300e4589df7f352370

      SHA1

      79b46d2dbb489914cfedafdbc90e62951471b48e

      SHA256

      d7a1d6a8cf5c3fbb85cd06147a599f5274630b86b1c89721f10a60c1bbe994d8

      SHA512

      d28c5b69325a9833776ea362445b77b231a0ec9b9b8b4a2ad37a434ee8b2b0c1903d6ade1e372f73ac8ada951e0a24076cf23d9307d27fed5927f4bf8b0d0a5e

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

      Filesize

      57B

      MD5

      a70f3b7a0498e0d44cb60673cc884eec

      SHA1

      a684d3f4906f452b01eac429bf6030655685be58

      SHA256

      3fbb1063f292e9049dd56edc9c390e942ab390a69c85210aecf82152a0d2e4f8

      SHA512

      313cec18517b3fba881502e58639f1c36374bb98c6814f6066207b1762ae692edf3fbc88083b326a3d4864d8ece9c566df139e251b867287e19c71c4057d84f8

    • 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/1740-12-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1740-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/1740-8-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2568-30-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2568-31-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB

    • memory/2568-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2568-1-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB

    • memory/2832-76-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB