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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/09/2024, 12:18

General

  • Target

    e27733f1963c8003e64924a21b922935_JaffaCakes118.exe

  • Size

    22KB

  • MD5

    e27733f1963c8003e64924a21b922935

  • SHA1

    dadd62ebbf8367c1fc2ff9f8229e51176a92d391

  • SHA256

    59420289a875421fcdfad69cc22caec3ac6d65a452feff54b7264304bf791748

  • SHA512

    e15973c459bfef013bbcbbb88403e463f7b76f0f11148104f6721f6838da5077085c3ef25350085aa522c817445b83602beb495148a44af1d1ed6eab82d0f70c

  • SSDEEP

    384:kb7SsYNqbcgQshC+SWZX9/6fIqkHPnGrirMD4dAsIn3TpUaQQ:+7Fbcgbd9SA/HP1MGYNU

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
  • Drops file in System32 directory 3 IoCs
  • Program crash 1 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e27733f1963c8003e64924a21b922935_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e27733f1963c8003e64924a21b922935_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5032
    • C:\Windows\SysWOW64\dfrgfat32.exe
      C:\Windows\system32\dfrgfat32.exe
      2⤵
      • Executes dropped EXE
      • Impair Defenses: Safe Mode Boot
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:1640
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 1264
        3⤵
        • Program crash
        PID:1396
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\destroy.cmd C:\Users\Admin\AppData\Local\Temp\e27733f1963c8003e64924a21b922935_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\destroy.cmd
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4488
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1640 -ip 1640
    1⤵
      PID:1064

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\destroy.cmd

      Filesize

      105B

      MD5

      baa7e02670be801bbc88053906cd3cfd

      SHA1

      77e6ba7c88e537d4a429d158b32556b029992061

      SHA256

      ed9ca56eb043077229e56d79dc1f6863037607bf7eb10a368af8c0aea5680da2

      SHA512

      c7692ca0f30bee7cfe8e937bc9cf0e329d666e5fae844df693121f2678c224a85016eaf7a19e22ebbdf3b14e88bb1d7f1b86e944afdb2fd52cab7ad8aed2303f

    • C:\Windows\SysWOW64\dfrgfat32.exe

      Filesize

      22KB

      MD5

      e27733f1963c8003e64924a21b922935

      SHA1

      dadd62ebbf8367c1fc2ff9f8229e51176a92d391

      SHA256

      59420289a875421fcdfad69cc22caec3ac6d65a452feff54b7264304bf791748

      SHA512

      e15973c459bfef013bbcbbb88403e463f7b76f0f11148104f6721f6838da5077085c3ef25350085aa522c817445b83602beb495148a44af1d1ed6eab82d0f70c

    • memory/1640-6-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB

    • memory/5032-7-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB