Analysis

  • max time kernel
    150s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2024, 20:45

General

  • Target

    41faa40906c4c7b189dfcf861594cd53_JaffaCakes118.dll

  • Size

    47KB

  • MD5

    41faa40906c4c7b189dfcf861594cd53

  • SHA1

    0916a8e3db9dc55bef9d247540f18a65200905c5

  • SHA256

    d2b27bd1408962e29c302e3e7c9b8dc7244fff0bde875cd770950de2a8cc611a

  • SHA512

    cadf9b3ab87aa89cce48a6e16adbd227bb6b10b4a9629568e025d76ff910ab1b41fbe0ad8a74b314aa18ee2ea6327eea186a070e573f072dc54d7d361953d038

  • SSDEEP

    768:GHOlwYkeyrZrpYiwh5WzPECOPxuFWxuAHOlwYnCMIILQbCgFA:GuC7Zrfw+TE6su1C8wCa

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates connected drives 3 TTPs 42 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 60 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\41faa40906c4c7b189dfcf861594cd53_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\41faa40906c4c7b189dfcf861594cd53_JaffaCakes118.dll,#1
      2⤵
      • Loads dropped DLL
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Users\Admin\AppData\Local\Temp\hrl9E52.tmp
        C:\Users\Admin\AppData\Local\Temp\hrl9E52.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        PID:2956
  • C:\Windows\SysWOW64\huzbeq.exe
    C:\Windows\SysWOW64\huzbeq.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2968

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\hrl9E52.tmp

          Filesize

          37KB

          MD5

          fa83218ca7e58eadde29e52cce1981a8

          SHA1

          18f611023882b03f045f22f598b3b49d55bd83db

          SHA256

          2dd3e624cb2465f04397041ace613792a3a731533fac86a84b136270b78bf4c4

          SHA512

          9726e7f3a0ce093866b0f9b150e1f22e3413d98cfa54aa31a5fbf73a23c7b78e21a124e9668bc320125b104c7c4631409e4f7516a9b1cb4027811d5fae8cae3b

        • \Windows\SysWOW64\gei33.dll

          Filesize

          47KB

          MD5

          41faa40906c4c7b189dfcf861594cd53

          SHA1

          0916a8e3db9dc55bef9d247540f18a65200905c5

          SHA256

          d2b27bd1408962e29c302e3e7c9b8dc7244fff0bde875cd770950de2a8cc611a

          SHA512

          cadf9b3ab87aa89cce48a6e16adbd227bb6b10b4a9629568e025d76ff910ab1b41fbe0ad8a74b314aa18ee2ea6327eea186a070e573f072dc54d7d361953d038

        • memory/2576-9-0x00000000001B0000-0x00000000001CA000-memory.dmp

          Filesize

          104KB

        • memory/2576-8-0x00000000001B0000-0x00000000001CA000-memory.dmp

          Filesize

          104KB

        • memory/2576-35-0x00000000001B0000-0x00000000001CA000-memory.dmp

          Filesize

          104KB

        • memory/2576-34-0x00000000001B0000-0x00000000001CA000-memory.dmp

          Filesize

          104KB

        • memory/2956-10-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/2956-15-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/2968-14-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/2968-39-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB