Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    28-10-2023 20:11

General

  • Target

    NEAS.b48dc57cf2add016e8c28592e7ae4a40.exe

  • Size

    88KB

  • MD5

    b48dc57cf2add016e8c28592e7ae4a40

  • SHA1

    ab2e844001c043a5a7ee66469cf00f2da38257d3

  • SHA256

    a0d19e38527e7ec077e2c8a1a6ad94f2a37991ee563298b18163cb98395f0241

  • SHA512

    64777370adec61f83bff1d8f36687410482acb4b9de071a90ef0c1b4d529c6ce23b9637481596ca60f608872ab79366833b4889c854ceeae8e154d84e383aef3

  • SSDEEP

    1536:f5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:f5fvp12UFKcD/6jwqWsN

Malware Config

Signatures

  • Tinba / TinyBanker

    Banking trojan which uses packet sniffing to steal data.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1244
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of UnmapMainImage
      PID:1280
      • C:\Users\Admin\AppData\Local\Temp\NEAS.b48dc57cf2add016e8c28592e7ae4a40.exe
        "C:\Users\Admin\AppData\Local\Temp\NEAS.b48dc57cf2add016e8c28592e7ae4a40.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2596
        • 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:1184
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1144

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1144-23-0x0000000077941000-0x0000000077942000-memory.dmp

        Filesize

        4KB

      • memory/1144-22-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

        Filesize

        24KB

      • memory/1184-25-0x0000000000110000-0x0000000000116000-memory.dmp

        Filesize

        24KB

      • memory/1184-15-0x0000000000150000-0x0000000000151000-memory.dmp

        Filesize

        4KB

      • memory/1184-31-0x0000000000160000-0x0000000000161000-memory.dmp

        Filesize

        4KB

      • memory/1184-8-0x0000000077AEF000-0x0000000077AF1000-memory.dmp

        Filesize

        8KB

      • memory/1184-3-0x0000000000110000-0x0000000000116000-memory.dmp

        Filesize

        24KB

      • memory/1184-9-0x0000000077AF0000-0x0000000077AF1000-memory.dmp

        Filesize

        4KB

      • memory/1184-7-0x0000000077AEF000-0x0000000077AF0000-memory.dmp

        Filesize

        4KB

      • memory/1184-6-0x0000000000810000-0x0000000000826000-memory.dmp

        Filesize

        88KB

      • memory/1184-14-0x0000000000110000-0x0000000000116000-memory.dmp

        Filesize

        24KB

      • memory/1244-19-0x00000000001A0000-0x00000000001A6000-memory.dmp

        Filesize

        24KB

      • memory/1244-24-0x00000000001A0000-0x00000000001A6000-memory.dmp

        Filesize

        24KB

      • memory/1280-1-0x0000000002210000-0x0000000002216000-memory.dmp

        Filesize

        24KB

      • memory/1280-10-0x0000000077941000-0x0000000077942000-memory.dmp

        Filesize

        4KB

      • memory/1280-21-0x00000000021C0000-0x00000000021C6000-memory.dmp

        Filesize

        24KB

      • memory/1280-26-0x00000000021C0000-0x00000000021C6000-memory.dmp

        Filesize

        24KB

      • memory/1280-27-0x0000000077AD0000-0x0000000077AD1000-memory.dmp

        Filesize

        4KB

      • memory/1280-5-0x0000000002210000-0x0000000002216000-memory.dmp

        Filesize

        24KB

      • memory/2596-12-0x0000000001D60000-0x0000000002760000-memory.dmp

        Filesize

        10.0MB

      • memory/2596-11-0x0000000000400000-0x0000000000417000-memory.dmp

        Filesize

        92KB

      • memory/2596-0-0x0000000000020000-0x0000000000021000-memory.dmp

        Filesize

        4KB

      • memory/2596-2-0x0000000001D60000-0x0000000002760000-memory.dmp

        Filesize

        10.0MB