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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2025, 15:04

General

  • Target

    JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe

  • Size

    160KB

  • MD5

    e73fa2f2c0e062f3aea89ee30b44d8c0

  • SHA1

    30c8c7dc56a14cd22d00aa776803143a721ed4fc

  • SHA256

    67161efa34f8be295c8f952650e358debe503ddc38ab3fa08d456170050a9285

  • SHA512

    836ffcaa3f230792dee5fa51fdaafc9a0b87b3ae03b75027f0224431a7a8f6f227cfede11ccc53c57130025a98f34ffd326f20efdfec6a839e9c15637455570f

  • SSDEEP

    1536:gEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:TY+4MiIkLZJNAQ9J6v

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Tinba family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2332
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
      1⤵
        PID:2952
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3436
        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe
          "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e73fa2f2c0e062f3aea89ee30b44d8c0.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4860
          • C:\Windows\SysWOW64\winver.exe
            winver
            3⤵
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1744
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 356
              4⤵
              • Program crash
              PID:424
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1744 -ip 1744
        1⤵
          PID:2940

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/1744-7-0x00007FF9EDBF0000-0x00007FF9EDDE5000-memory.dmp

          Filesize

          2.0MB

        • memory/1744-17-0x0000000002100000-0x0000000002106000-memory.dmp

          Filesize

          24KB

        • memory/1744-12-0x0000000002100000-0x0000000002106000-memory.dmp

          Filesize

          24KB

        • memory/1744-5-0x0000000077492000-0x0000000077493000-memory.dmp

          Filesize

          4KB

        • memory/2332-15-0x0000000000500000-0x0000000000506000-memory.dmp

          Filesize

          24KB

        • memory/2952-16-0x0000000000880000-0x0000000000886000-memory.dmp

          Filesize

          24KB

        • memory/2952-14-0x0000000000880000-0x0000000000886000-memory.dmp

          Filesize

          24KB

        • memory/3436-2-0x0000000000820000-0x0000000000826000-memory.dmp

          Filesize

          24KB

        • memory/3436-6-0x00007FF9EDC8D000-0x00007FF9EDC8E000-memory.dmp

          Filesize

          4KB

        • memory/3436-3-0x0000000000820000-0x0000000000826000-memory.dmp

          Filesize

          24KB

        • memory/4860-9-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4860-10-0x00000000021E0000-0x0000000002BE0000-memory.dmp

          Filesize

          10.0MB

        • memory/4860-4-0x00000000021E0000-0x0000000002BE0000-memory.dmp

          Filesize

          10.0MB

        • memory/4860-0-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/4860-1-0x0000000002170000-0x0000000002171000-memory.dmp

          Filesize

          4KB