Analysis

  • max time kernel
    107s
  • 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
    02/03/2025, 06:13

General

  • Target

    JaffaCakes118_3e631e2082b863281981045d3fa4fdf9.exe

  • Size

    150KB

  • MD5

    3e631e2082b863281981045d3fa4fdf9

  • SHA1

    49da076ed626156c59f59994f9ce5cb8476320ce

  • SHA256

    213fcdc607bfaf19ed89d4a8a4bb9df9d66a167f7c6e992c36a33eb2e7ed6513

  • SHA512

    eff7fa7c74f520045b7c9147eae505d52de253af1e0b1e562938e64ff0d31612950d7516118ca52fad6f7dbfb63a664d3ad2dd6bc8fc978ead6271532395cdb9

  • SSDEEP

    3072:6ldlXTPtEgUJmh+aDY+puszTjGkZHKZApg0P77mag417WHFRlyAtd6Ag:6RTPtEgTh+aDyszTKkZH1pg0P7rb7Wl8

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_3e631e2082b863281981045d3fa4fdf9.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e631e2082b863281981045d3fa4fdf9.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Roaming\B016.tmp
      C:\Users\Admin\AppData\Roaming\B016.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3744
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3744 -s 264
        3⤵
        • Program crash
        PID:804
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INSC05~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2684
    • 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:1260
      • C:\Users\Admin\AppData\Local\Temp\inlC4B9.tmp
        C:\Users\Admin\AppData\Local\Temp\inlC4B9.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3020
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlC4B9.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3692
    • 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:8
      • 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:1816
    • 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:2656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3744 -ip 3744
    1⤵
      PID:4896
    • 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:3748
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 03D3783BBAA799DF3587290467080C39
        2⤵
        • System Location Discovery: System Language Discovery
        PID:1216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57c595.rbs

      Filesize

      8KB

      MD5

      8e2bde9ccc8942a2992beffa48fc6e2e

      SHA1

      13d2a087ba94bdee1ae223a1f2f925cdccbd8693

      SHA256

      e67562f28453cda1f81046a4d4d8b30c97c43bff04b1165ae97c3235b6ec6cc4

      SHA512

      be7e90bba3a147092ea12205fffa55673e4d65494f1eb02cda15577d60197391d58f8c3561d78845643e27ac260c102873d4e9742b7fa2f254295d92b5594786

    • C:\Users\Admin\AppData\Local\Temp\INSC05~1.INI

      Filesize

      66KB

      MD5

      c9c19b206b51c0556e1faa5db9e26488

      SHA1

      3eab449c1a96603cbefea086de4e53b6a0c95449

      SHA256

      30dbbeee4c8e633bc3edb246a2f7287dc61ff44cbe00157ea204e0d5a214170b

      SHA512

      cdc550a525cf17b65f56952d97932d39f7c5341e5d37ebf591c3283d0c29c00677ee004ce67cc8b9dc57e078fd2ae9e994d995afb35540169d19d5a0185e04c0

    • 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

      09d76425929244e7399548d34dea5997

      SHA1

      d0582b213620cd1946cc8f54911e0856c280b9e6

      SHA256

      754b285081bc3af395e393e13445deae2b92e8263d8478cd94e3ddd99c370d81

      SHA512

      9203ffd63584461d873d62dda4a634f959fb78c200f98fdd2cbf708b2fe035d901734f5d17fba488bee049a7aeb65ae23c519261ac8db5e9b555357851fb6cad

    • 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/2724-39-0x00000000000D0000-0x00000000000D3000-memory.dmp

      Filesize

      12KB

    • memory/2724-38-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2724-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2724-1-0x00000000000D0000-0x00000000000D3000-memory.dmp

      Filesize

      12KB

    • memory/3020-76-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB

    • memory/3744-12-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3744-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/3744-8-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB