Analysis

  • max time kernel
    28s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2022 02:26

General

  • Target

    12551/NOISE_FULL_B_24/unrar.dll

  • Size

    154KB

  • MD5

    3fda563a0d2742c0a2475459a1619a28

  • SHA1

    43acbf63a1e8170450709745043a86fe908e8f31

  • SHA256

    fb5549b9e61fe4ce603545edf6e02086e0e5eb02429ca88ac09c5fe79fbf94f0

  • SHA512

    4735e6d1b6c41efbb0179644c6cfed949c048ff112d08dbcb55ab1f65aaaf406fe69bd95dd785cd4e4366db33fb3e3928d87f871d5f063bc59806b9859418438

  • SSDEEP

    3072:87Qdumw6LCZpzw9q2tt3r0hubP1oRYbssQ/nz7z6JIAzk7vSMoyjAq5cqHz9ZM6:TdLwjZpzO9z3rbb2ugB/nz7WyjAqeqHp

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\12551\NOISE_FULL_B_24\unrar.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\12551\NOISE_FULL_B_24\unrar.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1528
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 228
        3⤵
        • Program crash
        PID:1516

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1516-57-0x0000000000000000-mapping.dmp

  • memory/1528-54-0x0000000000000000-mapping.dmp

  • memory/1528-55-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

    Filesize

    8KB

  • memory/1528-56-0x0000000000210000-0x0000000000242000-memory.dmp

    Filesize

    200KB