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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2025, 08:16

General

  • Target

    JaffaCakes118_32beba91aa9daff8d0420272fe7796c5.exe

  • Size

    150KB

  • MD5

    32beba91aa9daff8d0420272fe7796c5

  • SHA1

    3ed4e2e111cb9ed9a37e43724ef060562c983642

  • SHA256

    c3602b928620babfa2e75c91c6935311dcdf4ef3977de776a754d85d58adbf57

  • SHA512

    5c73f07c68a99ecdd811b252e0b68ac4654a78fe98a5584abdd74245e0d44382c964d2b792f4a8e7ed3d4f35d0e1ad31e1174e5a81d8675cd9d9f3c90176fc6c

  • SSDEEP

    3072:uv5zQKSJs/rWDVV8EcUqgzOc8hdF/7oQkx5YbMHkdv2x:c5MK2orQ7XAgzahdJ3s5YKIvu

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_32beba91aa9daff8d0420272fe7796c5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32beba91aa9daff8d0420272fe7796c5.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Users\Admin\AppData\Local\Temp\indC747.tmp
      C:\Users\Admin\AppData\Local\Temp\indC747.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3752
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3752 -s 264
        3⤵
        • Program crash
        PID:244
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INSD6B~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:732
    • 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:816
      • C:\Users\Admin\AppData\Local\Temp\inlDB3F.tmp
        C:\Users\Admin\AppData\Local\Temp\inlDB3F.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3656
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlDB3F.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1152
    • 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:4564
      • 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:4732
    • 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:1308
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3752 -ip 3752
    1⤵
      PID:400
    • 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:3776
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding BF18B600E0931546F2D6684280164931
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3444

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57dc78.rbs

      Filesize

      8KB

      MD5

      3d05a8171409a6e3b32f9b71cff050ca

      SHA1

      99a956f052dfa7599692585b5a0904a5c09c3bfc

      SHA256

      13872b6b8369dade02e82de39447ce6bd7157fbfef8cefcb36ab8523389beb2a

      SHA512

      819f0e821c4f541eaab7957c5859771e6f6203ee0cd336bac340e7207bac2a6c4d31f8991420ab37c171e55313ac62399f848bb6742b4268205c919ec46c2329

    • C:\Users\Admin\AppData\Local\Temp\INSD6B~1.INI

      Filesize

      66KB

      MD5

      ceb3c77fc930e086cd46eb5c493f0e76

      SHA1

      2c68b089c6ee94a628859e9129df7c1ddc7b1d04

      SHA256

      2a01f0bc5a99f7b70b68d2e69cad0be04a5e7acc50400917255a41920535b2ea

      SHA512

      78755552647de55ab2732cb6d220364dc7914f071832f704bc9b3c62c4752dd305b831d777cefbcce692689a5b8335ab38228da180b7b2f05607364d5aa3a1bd

    • 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

      b8b7514b3a821011a1a04113836c500c

      SHA1

      01e27c3f4f862ae66c36f21623c27712ed199e61

      SHA256

      14e5b37a5e17d6c144d00bdc20cb48479efa5f22ba3bd71da4a013e9c227cc0b

      SHA512

      86dc148b99274cd3fa9dc500bba92e9c6be1ccaf05eaeab6aa0ade4a12129175ddae7a2141c22d804d8b1b3af9ecdd9c3d6de98618f88168af38da8342a896fc

    • 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/3656-77-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB

    • memory/3752-12-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3752-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/3752-8-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4416-31-0x00000000000D0000-0x00000000000D3000-memory.dmp

      Filesize

      12KB

    • memory/4416-30-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4416-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4416-1-0x00000000000D0000-0x00000000000D3000-memory.dmp

      Filesize

      12KB