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
    09-01-2025 02:27

General

  • Target

    JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe

  • Size

    88KB

  • MD5

    b928aabbe5f72bf41b0e053bf531464a

  • SHA1

    447fe4fd8532b2e643653f047ad2ca08b1153410

  • SHA256

    bbce669f78361e7c48fd803ffbd1512a4192637d4af52e7bd5da84d9e6d9748d

  • SHA512

    25bf6c2aab569d6e13f74d5a8574a30917af360656cf05788149f112be9734d108185544dc2dd0a6d27d2771ee827a365bb6c306aaabc759b0a7bec6e8aa523d

  • SSDEEP

    1536:45nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:45fvp12UFKcD/6jwqWsN

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
  • 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 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2504
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3508
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3240
        • 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:4948
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 352
            4⤵
            • Program crash
            PID:1688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4948 -ip 4948
      1⤵
        PID:4060

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2504-12-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

        Filesize

        24KB

      • memory/3240-0-0x0000000000680000-0x0000000000681000-memory.dmp

        Filesize

        4KB

      • memory/3240-3-0x00000000021F0000-0x0000000002BF0000-memory.dmp

        Filesize

        10.0MB

      • memory/3240-7-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/3240-8-0x00000000021F0000-0x0000000002BF0000-memory.dmp

        Filesize

        10.0MB

      • memory/3508-1-0x00000000007E0000-0x00000000007E6000-memory.dmp

        Filesize

        24KB

      • memory/3508-2-0x00000000007E0000-0x00000000007E6000-memory.dmp

        Filesize

        24KB

      • memory/3508-5-0x00007FFFF064D000-0x00007FFFF064E000-memory.dmp

        Filesize

        4KB

      • memory/4948-4-0x0000000077452000-0x0000000077453000-memory.dmp

        Filesize

        4KB

      • memory/4948-6-0x00007FFFF05B0000-0x00007FFFF07A5000-memory.dmp

        Filesize

        2.0MB

      • memory/4948-10-0x0000000000C70000-0x0000000000C76000-memory.dmp

        Filesize

        24KB

      • memory/4948-13-0x0000000000C70000-0x0000000000C76000-memory.dmp

        Filesize

        24KB