Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    28-10-2023 10:44

General

  • Target

    NEAS.b629945c89457faa408981dcdd008f40.exe

  • Size

    113KB

  • MD5

    b629945c89457faa408981dcdd008f40

  • SHA1

    665111f8903c947ecc23f96af998473ff17ddcfc

  • SHA256

    05a8f963d6f5d95515eebc21af34608ccc5ae92528b9bcb3ee5e25a0497a4d40

  • SHA512

    b92cba64c6392bf47ec3a19415f5f4ef1ce2ae1cc2b38d1650bfd8d58affe6005e13cb457814aa6998d93f9f54c15d46c68b2a1beadf1934eb6cdf6649175ecc

  • SSDEEP

    1536:QiLOvRmmQegJfBbmAQ256/ZrwWhwqjhurmKFcbL86WV0E:QiyvRmDLs/ZrwWjjAqGcfzWH

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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1152
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1352
      • C:\Users\Admin\AppData\Local\Temp\NEAS.b629945c89457faa408981dcdd008f40.exe
        "C:\Users\Admin\AppData\Local\Temp\NEAS.b629945c89457faa408981dcdd008f40.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2160
        • 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:824
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1276

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/824-8-0x00000000778DF000-0x00000000778E0000-memory.dmp

        Filesize

        4KB

      • memory/824-9-0x00000000778DF000-0x00000000778E1000-memory.dmp

        Filesize

        8KB

      • memory/824-31-0x0000000000190000-0x0000000000191000-memory.dmp

        Filesize

        4KB

      • memory/824-4-0x0000000000140000-0x0000000000146000-memory.dmp

        Filesize

        24KB

      • memory/824-7-0x00000000003F0000-0x0000000000406000-memory.dmp

        Filesize

        88KB

      • memory/824-23-0x0000000000140000-0x0000000000146000-memory.dmp

        Filesize

        24KB

      • memory/824-10-0x00000000778E0000-0x00000000778E1000-memory.dmp

        Filesize

        4KB

      • memory/824-16-0x0000000000180000-0x0000000000181000-memory.dmp

        Filesize

        4KB

      • memory/824-15-0x0000000000140000-0x0000000000146000-memory.dmp

        Filesize

        24KB

      • memory/1152-21-0x0000000077731000-0x0000000077732000-memory.dmp

        Filesize

        4KB

      • memory/1152-20-0x00000000003D0000-0x00000000003D6000-memory.dmp

        Filesize

        24KB

      • memory/1276-25-0x0000000000120000-0x0000000000126000-memory.dmp

        Filesize

        24KB

      • memory/1352-6-0x00000000025A0000-0x00000000025A6000-memory.dmp

        Filesize

        24KB

      • memory/1352-32-0x00000000778C0000-0x00000000778C1000-memory.dmp

        Filesize

        4KB

      • memory/1352-11-0x0000000077731000-0x0000000077732000-memory.dmp

        Filesize

        4KB

      • memory/1352-2-0x00000000025A0000-0x00000000025A6000-memory.dmp

        Filesize

        24KB

      • memory/1352-26-0x00000000025B0000-0x00000000025B6000-memory.dmp

        Filesize

        24KB

      • memory/1352-27-0x00000000025B0000-0x00000000025B6000-memory.dmp

        Filesize

        24KB

      • memory/2160-3-0x0000000001CD0000-0x00000000026D0000-memory.dmp

        Filesize

        10.0MB

      • memory/2160-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

        Filesize

        10.0MB

      • memory/2160-1-0x0000000000020000-0x0000000000021000-memory.dmp

        Filesize

        4KB

      • memory/2160-0-0x0000000000400000-0x000000000041E000-memory.dmp

        Filesize

        120KB

      • memory/2160-12-0x0000000000400000-0x000000000041E000-memory.dmp

        Filesize

        120KB