Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 04:09

General

  • Target
    f2a86c98dcd58d004b44fecf8260b01a_JaffaCakes118.exe
  • Size 1024KB
  • Sample240416-eq2fxsba7y
  • SHA256 4f23e0be90b4a0210cfd276215ca1f856c74f49280e45c7bc96d0fc493a9b756
  • MD5 SHA1 SHA512 SSDEEP

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:2752
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      PID:3452
      • C:\Users\Admin\AppData\Local\Temp\f2a86c98dcd58d004b44fecf8260b01a_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\f2a86c98dcd58d004b44fecf8260b01a_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4560
        • 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:3424
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 352
            4⤵
            • Program crash
            PID:4988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3424 -ip 3424
      1⤵
        PID:2368

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/2752-13-0x0000000000470000-0x0000000000476000-memory.dmp

            memory/3424-4-0x0000000001260000-0x0000000001266000-memory.dmp

            memory/3424-5-0x0000000077602000-0x0000000077603000-memory.dmp

            memory/3424-7-0x00000000004E0000-0x00000000004F2000-memory.dmp

            memory/3424-14-0x0000000001260000-0x0000000001266000-memory.dmp

            memory/3452-1-0x00000000008C0000-0x00000000008C6000-memory.dmp

            memory/3452-2-0x00000000008C0000-0x00000000008C6000-memory.dmp

            memory/3452-6-0x00007FFC720AD000-0x00007FFC720AE000-memory.dmp

            memory/3452-8-0x00007FFC72240000-0x00007FFC72241000-memory.dmp

            memory/4560-0-0x00000000005B0000-0x00000000005B1000-memory.dmp

            memory/4560-3-0x0000000002410000-0x0000000002E10000-memory.dmp

            memory/4560-9-0x0000000000400000-0x000000000041A000-memory.dmp