Analysis

  • max time kernel
    149s
  • max time network
    149s
  • 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 23:33

General

  • Target

    c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe

  • Size

    34KB

  • MD5

    c4bdc1d2264ca610f5759f279f1dd1dc

  • SHA1

    61a0df77c61cb7564cf4927b17bf2f8bf60cb33b

  • SHA256

    4bd4035fc62d7d71b6020c745d5001d1a9972dcc87e49f7d1dbc6199f41ca788

  • SHA512

    783305b40d12d188f3dfe11c0802691160ba703e7158ba069bda1f4484b3854b1ba7f095cfebe4f4e18750a87e1887f7f23c0bec82172fd5a479dfcbe8b6b58c

  • SSDEEP

    768:Jp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:JpYoX58z1uirL98xMWnT0OQ9J2

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 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2528
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3336
      • C:\Users\Admin\AppData\Local\Temp\c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3780
        • 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:3668
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3668 -s 352
            4⤵
            • Program crash
            PID:3152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3668 -ip 3668
      1⤵
        PID:4540

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2528-16-0x0000000000540000-0x0000000000546000-memory.dmp

        Filesize

        24KB

      • memory/3336-7-0x00007FFF0462D000-0x00007FFF0462E000-memory.dmp

        Filesize

        4KB

      • memory/3336-2-0x0000000002450000-0x0000000002456000-memory.dmp

        Filesize

        24KB

      • memory/3336-3-0x0000000002450000-0x0000000002456000-memory.dmp

        Filesize

        24KB

      • memory/3336-10-0x00007FFF047C0000-0x00007FFF047C1000-memory.dmp

        Filesize

        4KB

      • memory/3336-8-0x00007FFF0462C000-0x00007FFF0462D000-memory.dmp

        Filesize

        4KB

      • memory/3668-5-0x0000000000D70000-0x0000000000D76000-memory.dmp

        Filesize

        24KB

      • memory/3668-6-0x0000000077C82000-0x0000000077C83000-memory.dmp

        Filesize

        4KB

      • memory/3668-9-0x0000000000D50000-0x0000000000D62000-memory.dmp

        Filesize

        72KB

      • memory/3668-17-0x0000000000D70000-0x0000000000D76000-memory.dmp

        Filesize

        24KB

      • memory/3780-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/3780-4-0x0000000002360000-0x0000000002D60000-memory.dmp

        Filesize

        10.0MB

      • memory/3780-11-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/3780-12-0x0000000002360000-0x0000000002D60000-memory.dmp

        Filesize

        10.0MB

      • memory/3780-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

        Filesize

        4KB