Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 08:21

General

  • Target

    b36903144bd32c1090633fcc056ff11d_JaffaCakes118.exe

  • Size

    34KB

  • MD5

    b36903144bd32c1090633fcc056ff11d

  • SHA1

    5dda87571d683cfc5b1953011acbf21a3d195471

  • SHA256

    c4ac111d3acbe526568ac988170d1fb0c0be4869ded07b650c74e1e77588c27f

  • SHA512

    0f91c7a2775e6abefe57dfdab788c9ed72bd9ec06ded6fec9e954fd5c3a0a663e76d6def5cf343caf61952577460c6e2e3c44dae0d64b064581c0b05fb7bc1f6

  • SSDEEP

    768:2p22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:2pYoX58z1uirL98xMWnT0OQ9J2

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • UPX packed file 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2844
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of UnmapMainImage
      PID:3468
      • C:\Users\Admin\AppData\Local\Temp\b36903144bd32c1090633fcc056ff11d_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b36903144bd32c1090633fcc056ff11d_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\winver.exe
          winver
          3⤵
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2324
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 352
            4⤵
            • Program crash
            PID:1240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2324 -ip 2324
      1⤵
        PID:4584

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2324-16-0x0000000002B50000-0x0000000002B56000-memory.dmp

        Filesize

        24KB

      • memory/2324-5-0x00000000774D2000-0x00000000774D3000-memory.dmp

        Filesize

        4KB

      • memory/2324-7-0x0000000002B50000-0x0000000002B56000-memory.dmp

        Filesize

        24KB

      • memory/2676-9-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2676-1-0x0000000002160000-0x0000000002161000-memory.dmp

        Filesize

        4KB

      • memory/2676-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2676-4-0x0000000002200000-0x0000000002C00000-memory.dmp

        Filesize

        10.0MB

      • memory/2676-10-0x0000000002200000-0x0000000002C00000-memory.dmp

        Filesize

        10.0MB

      • memory/2844-15-0x00000000009F0000-0x00000000009F6000-memory.dmp

        Filesize

        24KB

      • memory/3468-2-0x0000000000400000-0x0000000000406000-memory.dmp

        Filesize

        24KB

      • memory/3468-8-0x00007FFB5E320000-0x00007FFB5E321000-memory.dmp

        Filesize

        4KB

      • memory/3468-11-0x00007FFB5E300000-0x00007FFB5E301000-memory.dmp

        Filesize

        4KB

      • memory/3468-6-0x00007FFB5E18D000-0x00007FFB5E18E000-memory.dmp

        Filesize

        4KB

      • memory/3468-3-0x0000000000400000-0x0000000000406000-memory.dmp

        Filesize

        24KB