Analysis

  • max time kernel
    150s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 01:28

General

  • Target

    82846e5cef8086f0e079c3264534014d_JaffaCakes118.exe

  • Size

    295KB

  • MD5

    82846e5cef8086f0e079c3264534014d

  • SHA1

    e3a7de7d324d2006037403ae9d168bef5a48431b

  • SHA256

    68a692a76e6887384af4ce414ea837f49363e8c6b79929ffa4dd34df306c2cf0

  • SHA512

    3c5e9839a428d034b7af8cd3863af383dd61c114d9fe23e3626e956e3d47162dce9f32323dcbd0457632aa6dc431e36a04c3abbdec2fcb2345993716d9ba760a

  • SSDEEP

    6144:SqCSaCaTDTXmNOzCpjjhjNAW/g1sIYstrH1dAVZru/rqz:BZ4TDDmNOzKnDAWo1s5MV6VIzq

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82846e5cef8086f0e079c3264534014d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82846e5cef8086f0e079c3264534014d_JaffaCakes118.exe"
    1⤵
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Users\Admin\AppData\Local\Temp\82846e5cef8086f0e079c3264534014d_JaffaCakes118.exe
      7777
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Adds Run key to start application
      • Drops file in System32 directory
      PID:2268
    • C:\Users\Admin\AppData\Local\Temp\82846e5cef8086f0e079c3264534014d_JaffaCakes118.exe
      9999
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • F:\AUTORUN.EXE

    Filesize

    295KB

    MD5

    82846e5cef8086f0e079c3264534014d

    SHA1

    e3a7de7d324d2006037403ae9d168bef5a48431b

    SHA256

    68a692a76e6887384af4ce414ea837f49363e8c6b79929ffa4dd34df306c2cf0

    SHA512

    3c5e9839a428d034b7af8cd3863af383dd61c114d9fe23e3626e956e3d47162dce9f32323dcbd0457632aa6dc431e36a04c3abbdec2fcb2345993716d9ba760a

  • F:\AUTORUN.INF

    Filesize

    38B

    MD5

    3015eb6c6eb9c8e966f935932e908cd9

    SHA1

    fae37de85c176e611026cf2b79ea640ed634b2b7

    SHA256

    9fe725ea3d66e55d7e8edbe1fdf255921bd23f35cf186890869fc6e943a1cb38

    SHA512

    1c5b97c810bc5a40fcef169532c433c3d0f1b086c03324b4a8a8d18752c56f283037d686be38107760a524ab02a0c5d7bd8b5c33cc1d5b9563df323b72c7901b

  • memory/2268-7-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2268-3-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2360-9-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/2360-2-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3036-4-0x00000000000F0000-0x000000000013B000-memory.dmp

    Filesize

    300KB

  • memory/3036-1-0x00000000000F0000-0x000000000013B000-memory.dmp

    Filesize

    300KB

  • memory/3036-0-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/3036-18-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB