Analysis

  • max time kernel
    92s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 07:04

General

  • Target

    JaffaCakes118_5566b352ca28f36930419aef3b549b06.exe

  • Size

    150KB

  • MD5

    5566b352ca28f36930419aef3b549b06

  • SHA1

    3b459962e6f3e02281d415ef3bd172f032d157fb

  • SHA256

    e111ff1e83c2fe4b793db98cecd8b2b349a22dada5c0c02d3c12c605a9387287

  • SHA512

    aa50a3ef289a7d31baab218339703d1391865967689aefcfc2fd1e4b241ef2493d95b55ae479065da3ad5dfe77722b62b3bf0a02740c495d7306c0d0e235e840

  • SSDEEP

    3072:xwFLsFwUlUvxbZvzJhpcaI9TPZWmU+AYjakjI:qFLsXuxbZvzPpcHTZnDY

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_5566b352ca28f36930419aef3b549b06.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5566b352ca28f36930419aef3b549b06.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Users\Admin\AppData\Roaming\80A9.tmp
      C:\Users\Admin\AppData\Roaming\80A9.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3388
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 264
        3⤵
        • Program crash
        PID:3780
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INS912~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4816
    • 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:2516
      • C:\Users\Admin\AppData\Local\Temp\inl951E.tmp
        C:\Users\Admin\AppData\Local\Temp\inl951E.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4396
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inl951E.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1084
    • 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:4572
      • 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:2228
    • 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:4916
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3388 -ip 3388
    1⤵
      PID:3524
    • 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:4836
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding ABA3C6D8E403888A30BFC237D7D42924
        2⤵
        • System Location Discovery: System Language Discovery
        PID:624

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e5795ea.rbs

      Filesize

      8KB

      MD5

      226bd121de70dc1ef9095950b40028dd

      SHA1

      e8d1d4be1492335727fc06c361d312c961194dcd

      SHA256

      e7a84b293ba35368b7715cc5f3ad33c12646492b37ab72f57f219d315acb32f2

      SHA512

      fe3ee37efcb7cae02225382e37ccfa10b8783b9136b622fc84040863b45517e52e7e23032e5abe357b119f4e4e223886d5495842b281fbc8aa169d8a42a15de0

    • C:\Users\Admin\AppData\Local\Temp\INS912~1.INI

      Filesize

      66KB

      MD5

      a13bc4ee6acd62a775c66f6d96f7a17f

      SHA1

      05f550248631ca6e01dfbe5766e5bd688dd1bba1

      SHA256

      7741adab3f65ed2a9bf35939e24a9561595bf3a9f80a76d0f73561a889da1a2d

      SHA512

      9854b3351aba6d4d867604caf78fa79d80e080d5027276f14387d68c1b5be4da9c3af6e13478278b77e07bd8ba38a6f26c8b577a94fb148e86cea92842ff0f0a

    • 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

      f11bace42fa87903b20c6cb65ff65960

      SHA1

      9300c41f7b4e3205be3804d0df7db9daf3b24ada

      SHA256

      c0f11c501b8bb64fd0b9852a2521bc627fd71381ff11843ccc4d24f0f38acd74

      SHA512

      0470c8552bfd6fe6b6a854c4f014db339f3614b86513307c022d3e85420dcfccf86209f64c30f0caef4ee81004ee702993a10553b0b0a9192d5756a2afeae72f

    • 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/1020-29-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1020-32-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB

    • memory/1020-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1020-1-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB

    • memory/3388-11-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3388-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/3388-8-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4396-74-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB