Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 01:35

General

  • Target

    9f13222e90452545ac1e434d6bbcd0b4_JaffaCakes118.exe

  • Size

    150KB

  • MD5

    9f13222e90452545ac1e434d6bbcd0b4

  • SHA1

    f9c3a9c8f8798e325b2685e019f39c7d6dea922c

  • SHA256

    f229292f07e91f0e9f28ae4b1f989d969c2d1922c66e29c6e37af56fdb04f012

  • SHA512

    113fb4341b7ea437aea478bd8ea2309e5ccc6ecd8b390dd3ce8df7353174b867a13e39ad687825d06185cac5bdc47a0a31af434fdfdc9984f46c37f5b53711ae

  • SSDEEP

    3072:0lctl8STlrLKnRVWh0q8ntMviU9tv+SRtcFcoeYkmkCc:0UlJTJLKXq8ntMviU9tmSRqiAkm4

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\9f13222e90452545ac1e434d6bbcd0b4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9f13222e90452545ac1e434d6bbcd0b4_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4932
    • C:\Users\Admin\AppData\Roaming\B788.tmp
      C:\Users\Admin\AppData\Roaming\B788.tmp
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2648
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 272
        3⤵
        • Program crash
        PID:3588
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\System32\msiexec.exe" /i C:\Users\Admin\AppData\Local\Temp\INSC8A~1.INI /quiet
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2696
    • 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:3208
      • C:\Users\Admin\AppData\Local\Temp\inlCCF7.tmp
        C:\Users\Admin\AppData\Local\Temp\inlCCF7.tmp cdf1912.tmp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1880
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\inlCCF7.tmp > nul
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4672
    • 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:412
      • 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:3716
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\9F1322~1.EXE > nul
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1144
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2648 -ip 2648
    1⤵
      PID:4692
    • 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:2244
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding DDFC670365E7920C09978A29A8AB9813
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4576

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57ce20.rbs

      Filesize

      8KB

      MD5

      6c0aa9a416870752188b61178ee503e4

      SHA1

      8590686a0c658f2abf227ad1ce36e1e59ff91317

      SHA256

      2fda2c173dd03c3fee46b50482789e163544aa3ae818d86daf96fba207429ec0

      SHA512

      9fa8536e0bdaa9ace26c975642db2c67413ea9c1647367b53de0827f8f3575d493fa283449855de7106dbad538ef0e1e113a6c40ff7daf08fcfab299a4d0ce7a

    • C:\Users\Admin\AppData\Local\Temp\INSC8A~1.INI

      Filesize

      66KB

      MD5

      9e923a5e785649103568d0dbd28f01c6

      SHA1

      c88d99e164edb129a50989ccf7a05fca98d9b608

      SHA256

      9386107017f4b986d3fee85d591b1f701da7dc30b2bb0b2ba3896dfd4f633eff

      SHA512

      f3bae14b5d4a944267f4c751a1c96b150345a171d67054a862c279b7719e8f1e42d213a865c54e64ab154f7fbbc5c0b7072dc16c71d94b73ca222d214ffb5dd5

    • 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

      b6436df40e98f55983bfcc69fccf7d4d

      SHA1

      e7eb2384a0b7481391f70bd7a2578952e995e02f

      SHA256

      464587247870d8ec22ee5661ab3d509de141fe5341e9c38058029281f68186ae

      SHA512

      3c7aa7e1a38bb74e8be97cfc1256370c4621103a93a15f078101f1e5f94418b7e5690bf386a339238c82c521e5c97fb7e550779e8dbe953bc62fba34f6b9153a

    • 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/1880-75-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB

    • memory/2648-11-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/2648-10-0x00000000001D0000-0x00000000001D2000-memory.dmp

      Filesize

      8KB

    • memory/2648-9-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4932-30-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB

    • memory/4932-29-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4932-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/4932-1-0x00000000001A0000-0x00000000001A3000-memory.dmp

      Filesize

      12KB