Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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 10:07

General

  • Target

    b58ab7caed0593af648b127b6d25e7cf_JaffaCakes118.exe

  • Size

    34KB

  • MD5

    b58ab7caed0593af648b127b6d25e7cf

  • SHA1

    199e3f423cb5a1fba87b21c5f7ecc8f5b63478f0

  • SHA256

    985a67a8d630b39234fe0b21d492429cf4d38a8c8c6e413b4ce333027f0a801c

  • SHA512

    d1e6cd3cecab1271e541861f6f9622e566baed63f0011237f61528d99fb87f3d14684737bb1720859d7460c0803f9c289be914c1e39b223da4bcb6911a0f3cf6

  • SSDEEP

    768:Xp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:XpYoX58z1uirL98xMWnT0OQ9J2

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 6 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2928
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of UnmapMainImage
      PID:3404
      • C:\Users\Admin\AppData\Local\Temp\b58ab7caed0593af648b127b6d25e7cf_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b58ab7caed0593af648b127b6d25e7cf_JaffaCakes118.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2448
        • 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:4528
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 352
            4⤵
            • Program crash
            PID:3136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4528 -ip 4528
      1⤵
        PID:1848

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2448-9-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2448-1-0x0000000002160000-0x0000000002161000-memory.dmp

        Filesize

        4KB

      • memory/2448-4-0x0000000002220000-0x0000000002C20000-memory.dmp

        Filesize

        10.0MB

      • memory/2448-0-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2448-10-0x0000000002220000-0x0000000002C20000-memory.dmp

        Filesize

        10.0MB

      • memory/2928-15-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

        Filesize

        24KB

      • memory/3404-6-0x00007FF80956D000-0x00007FF80956E000-memory.dmp

        Filesize

        4KB

      • memory/3404-2-0x0000000000B10000-0x0000000000B16000-memory.dmp

        Filesize

        24KB

      • memory/3404-8-0x00007FF809700000-0x00007FF809701000-memory.dmp

        Filesize

        4KB

      • memory/3404-11-0x00007FF8096E0000-0x00007FF8096E1000-memory.dmp

        Filesize

        4KB

      • memory/3404-3-0x0000000000B10000-0x0000000000B16000-memory.dmp

        Filesize

        24KB

      • memory/4528-7-0x0000000000980000-0x0000000000986000-memory.dmp

        Filesize

        24KB

      • memory/4528-5-0x00000000778A2000-0x00000000778A3000-memory.dmp

        Filesize

        4KB

      • memory/4528-16-0x0000000000980000-0x0000000000986000-memory.dmp

        Filesize

        24KB