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 11:40

General

  • Target

    b7620b6adf5f0bd58d84f7cde0e3dcfb_JaffaCakes118.exe

  • Size

    88KB

  • MD5

    b7620b6adf5f0bd58d84f7cde0e3dcfb

  • SHA1

    a20820d463caece8930917c193d2c344049740d3

  • SHA256

    8a3c975f041bcec99b0495f9e67366b68baac6d0c5deb11dd11a77270892befe

  • SHA512

    f40511b157528f234cea14bea4b9357ec913ebde8fe2245c6a6e646433d1cc5581d3f5178f3c3b2c569dcf38d0a1a415dbd7abfe3d60f033ea74ebba25dc12e9

  • SSDEEP

    1536:v5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:v5fvp12UFKcD/6jwqWsN

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • 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:2532
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3444
      • C:\Users\Admin\AppData\Local\Temp\b7620b6adf5f0bd58d84f7cde0e3dcfb_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b7620b6adf5f0bd58d84f7cde0e3dcfb_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:320
        • 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:2512
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 352
            4⤵
            • Program crash
            PID:952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2512 -ip 2512
      1⤵
        PID:1540

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/320-0-0x0000000000670000-0x0000000000671000-memory.dmp

        Filesize

        4KB

      • memory/320-3-0x0000000002200000-0x0000000002C00000-memory.dmp

        Filesize

        10.0MB

      • memory/320-8-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2512-4-0x00000000779D2000-0x00000000779D3000-memory.dmp

        Filesize

        4KB

      • memory/2512-6-0x0000000000E70000-0x0000000000E76000-memory.dmp

        Filesize

        24KB

      • memory/2512-13-0x0000000000E70000-0x0000000000E76000-memory.dmp

        Filesize

        24KB

      • memory/2532-12-0x00000000001D0000-0x00000000001D6000-memory.dmp

        Filesize

        24KB

      • memory/3444-1-0x00000000025D0000-0x00000000025D6000-memory.dmp

        Filesize

        24KB

      • memory/3444-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

        Filesize

        24KB

      • memory/3444-5-0x00007FF9E5D8D000-0x00007FF9E5D8E000-memory.dmp

        Filesize

        4KB

      • memory/3444-7-0x00007FF9E5F20000-0x00007FF9E5F21000-memory.dmp

        Filesize

        4KB