Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    04-04-2024 09:40

General

  • Target

    b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe

  • Size

    160KB

  • MD5

    b4fcb9fe40178e8127f061a9a27065e5

  • SHA1

    46b79426b483acba7dfb74edaa68816334d35e31

  • SHA256

    3442bd40c33f50513f445ffaf592d72a59648de8e5b864915f7fc9ba7cf9bb24

  • SHA512

    961cf71fd55c0d095812629e3ac7655d471479a8218762c02ab4f22862e77f06a58b81c21774cf610b78efa1db056def08f27331f8b86b8f9156973696e6d0f1

  • SSDEEP

    1536:uEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:lY+4MiIkLZJNAQ9J6v

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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1084
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1136
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Users\Admin\AppData\Local\Temp\b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\b4fcb9fe40178e8127f061a9a27065e5_JaffaCakes118.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2204
            • 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:2700

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1084-24-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/1084-25-0x0000000076E61000-0x0000000076E62000-memory.dmp

          Filesize

          4KB

        • memory/1136-21-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

          Filesize

          24KB

        • memory/1136-26-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

          Filesize

          24KB

        • memory/1200-27-0x0000000003CC0000-0x0000000003CC6000-memory.dmp

          Filesize

          24KB

        • memory/1200-6-0x0000000003DB0000-0x0000000003DB6000-memory.dmp

          Filesize

          24KB

        • memory/1200-11-0x0000000076E61000-0x0000000076E62000-memory.dmp

          Filesize

          4KB

        • memory/1200-4-0x0000000003DB0000-0x0000000003DB6000-memory.dmp

          Filesize

          24KB

        • memory/1200-23-0x0000000003CC0000-0x0000000003CC6000-memory.dmp

          Filesize

          24KB

        • memory/1200-2-0x0000000003DB0000-0x0000000003DB6000-memory.dmp

          Filesize

          24KB

        • memory/2204-13-0x0000000001CE0000-0x00000000026E0000-memory.dmp

          Filesize

          10.0MB

        • memory/2204-0-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/2204-12-0x0000000000400000-0x0000000000428000-memory.dmp

          Filesize

          160KB

        • memory/2204-1-0x0000000000020000-0x0000000000021000-memory.dmp

          Filesize

          4KB

        • memory/2204-3-0x0000000001CE0000-0x00000000026E0000-memory.dmp

          Filesize

          10.0MB

        • memory/2700-15-0x0000000000160000-0x0000000000166000-memory.dmp

          Filesize

          24KB

        • memory/2700-9-0x000000007700F000-0x0000000077011000-memory.dmp

          Filesize

          8KB

        • memory/2700-10-0x0000000077010000-0x0000000077011000-memory.dmp

          Filesize

          4KB

        • memory/2700-16-0x00000000001A0000-0x00000000001A1000-memory.dmp

          Filesize

          4KB

        • memory/2700-5-0x0000000000160000-0x0000000000166000-memory.dmp

          Filesize

          24KB

        • memory/2700-7-0x0000000000410000-0x0000000000426000-memory.dmp

          Filesize

          88KB

        • memory/2700-8-0x000000007700F000-0x0000000077010000-memory.dmp

          Filesize

          4KB

        • memory/2700-32-0x00000000001B0000-0x00000000001B1000-memory.dmp

          Filesize

          4KB

        • memory/2700-31-0x0000000000160000-0x0000000000166000-memory.dmp

          Filesize

          24KB