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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/08/2024, 21:39

General

  • Target

    b0eff93e1180aad9c52c3093dfd76578_JaffaCakes118.dll

  • Size

    39KB

  • MD5

    b0eff93e1180aad9c52c3093dfd76578

  • SHA1

    d8c35a6e41017870689289deac497bfc346a8186

  • SHA256

    7f598ed4060cd3e8d917eeeb425395611ff9568483710df0c66bfeb88335f1f3

  • SHA512

    e918b13a228b9c73d544a25f19d5ca887a007feab287a249f364cb3a83697a9a419db0c01779ba6777bfc95c8a2332ffc7bc3f5609c08bf87ee71ca764e5502d

  • SSDEEP

    768:4UbuBAQfEsJXqxaf4AgR+4DymutFdhT6EXJXRFq0Hjm9pGRcoh9vpCGHkpI:4TXJaS4pg4DlutF7T6EZXR5DMpGGo/vN

Score
7/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0eff93e1180aad9c52c3093dfd76578_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b0eff93e1180aad9c52c3093dfd76578_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4800
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 584
        3⤵
        • Program crash
        PID:1180
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4800 -ip 4800
    1⤵
      PID:644

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4800-0-0x0000000000400000-0x000000000041D000-memory.dmp

      Filesize

      116KB

    • memory/4800-1-0x0000000000B90000-0x0000000000B92000-memory.dmp

      Filesize

      8KB