Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 16:58

General

  • Target

    b9d83d58118b6fe645ed8d8a5813ce1eac3540dbd4f38ee58a3b74e561258ff4.dll

  • Size

    601KB

  • MD5

    6fb4d7e15940a45adb93698f67d6d21b

  • SHA1

    48b39846455fd68c047a429ded84f81ffe7290c0

  • SHA256

    b9d83d58118b6fe645ed8d8a5813ce1eac3540dbd4f38ee58a3b74e561258ff4

  • SHA512

    77c3a3baa78820be9c9c643fdb1715764725171e5784501d9862079bdf9adbdb4014875d4432b6192fb0acbb699f04a6e259d99c54431968d9fb54fde0cdeaaa

  • SSDEEP

    12288:TwTloUAgRnvPLwUwtOUXjvjDJMXsnhTiXhgoO:cTO/SPcV4KvjDJAshT4

Score
6/10

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Modifies registry class 11 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b9d83d58118b6fe645ed8d8a5813ce1eac3540dbd4f38ee58a3b74e561258ff4.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\b9d83d58118b6fe645ed8d8a5813ce1eac3540dbd4f38ee58a3b74e561258ff4.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1492-54-0x000007FEFC5A1000-0x000007FEFC5A3000-memory.dmp

    Filesize

    8KB

  • memory/1748-55-0x0000000000000000-mapping.dmp

  • memory/1748-56-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

    Filesize

    8KB

  • memory/1748-57-0x0000000001DF0000-0x0000000001E70000-memory.dmp

    Filesize

    512KB