Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 01:15

General

  • Target

    03dcf19a3f28e2ca9b4a0d5fafa67ee6_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    03dcf19a3f28e2ca9b4a0d5fafa67ee6

  • SHA1

    6c5959c9e86cfabf10549d0f2030884beff04de2

  • SHA256

    19a01dfe0fded4aa14ae198d6771ff259ee50bf1c17cb936f980bf124db2d41b

  • SHA512

    dee1f6ee2c5f68ecd601e753463def541a14cc874c038896e5a5a7f823736cd9d2f8f457d1ef2aef742ba37e0bb4f89478d32d6acb82b2d0ca216e3a5d575fd2

  • SSDEEP

    1536:Wdb/vBxIdFlU0AfLhANuIj7Aw6RKEkLLHwU84ivB3Hd8aDCDU/CO1J8qrg:WnilMfONuXw6RdiHwoUBNWY9g

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 2 IoCs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03dcf19a3f28e2ca9b4a0d5fafa67ee6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\03dcf19a3f28e2ca9b4a0d5fafa67ee6_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\HTxvid.exe
      C:\Users\Admin\AppData\Local\Temp\HTxvid.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2840
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2840 -s 388
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:3008

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\HTxvid.exe

          Filesize

          44KB

          MD5

          2462aea139793ce13a3115a5651e75bf

          SHA1

          9a61fa2166c8dd8a3dbe905ec92816b6cd497f4e

          SHA256

          767bb70613fc7d1d21b05f666a87f34cc07ae0f6062d26838e52c2d68ee4a7bb

          SHA512

          92dd428b4485d3e8b304fca0e1b57dad66c30dd39f85c55bab652469af79ea6084d5c9d774c61b71c80704bdb8313c0d8053755a8d3ccb6a8a6d00efa95d53bc

        • memory/2460-14-0x0000000000400000-0x00000000007B4000-memory.dmp

          Filesize

          3.7MB

        • memory/2840-9-0x0000000000400000-0x0000000000419000-memory.dmp

          Filesize

          100KB

        • memory/2840-8-0x0000000000220000-0x0000000000225000-memory.dmp

          Filesize

          20KB