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Analysis

  • max time kernel
    143s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2025, 04:43

General

  • Target

    JaffaCakes118_db40973350967a968b62c93e14954c66.exe

  • Size

    89KB

  • MD5

    db40973350967a968b62c93e14954c66

  • SHA1

    7c3df6c66ed0de7cf5171f1305b42d3533a41f00

  • SHA256

    7fceb51e054c356f8bac0dd1dbe0716cf1a1e11969be88746d7d6fa225b7910e

  • SHA512

    2e36ebe92ee9bca2f1ecaf1b419b8785c17b9a582f4e57893b6b65b71abf53001813b14b616106df57a7101a06d0b3f4fad2766d70f3d640308ef8690697a21e

  • SSDEEP

    1536:Mr+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:u+4MJIkLZJNAQ9Jo9e

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
  • UPX packed file 1 IoCs

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

  • 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:2652
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3380
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db40973350967a968b62c93e14954c66.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_db40973350967a968b62c93e14954c66.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3060
        • 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:1348
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 352
            4⤵
            • Program crash
            PID:1316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1348 -ip 1348
      1⤵
        PID:1032

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1348-5-0x0000000077A22000-0x0000000077A23000-memory.dmp

        Filesize

        4KB

      • memory/1348-14-0x0000000000B20000-0x0000000000B26000-memory.dmp

        Filesize

        24KB

      • memory/1348-11-0x0000000000B20000-0x0000000000B26000-memory.dmp

        Filesize

        24KB

      • memory/1348-7-0x00007FFE8BC30000-0x00007FFE8BE25000-memory.dmp

        Filesize

        2.0MB

      • memory/2652-13-0x0000000000810000-0x0000000000816000-memory.dmp

        Filesize

        24KB

      • memory/3060-9-0x0000000002290000-0x0000000002C90000-memory.dmp

        Filesize

        10.0MB

      • memory/3060-4-0x0000000002290000-0x0000000002C90000-memory.dmp

        Filesize

        10.0MB

      • memory/3060-8-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3060-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3060-1-0x0000000000570000-0x0000000000571000-memory.dmp

        Filesize

        4KB

      • memory/3380-6-0x00007FFE8BCCD000-0x00007FFE8BCCE000-memory.dmp

        Filesize

        4KB

      • memory/3380-3-0x00000000028E0000-0x00000000028E6000-memory.dmp

        Filesize

        24KB

      • memory/3380-2-0x00000000028E0000-0x00000000028E6000-memory.dmp

        Filesize

        24KB