Analysis

  • max time kernel
    102s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/03/2023, 04:53

General

  • Target

    6dec6db60265e1242bd7a7e06b4b26a51f866cb08aec465a26e99d3e8906bbed.exe

  • Size

    1.3MB

  • MD5

    5ee4edb503e48a634d980d13963f3c0e

  • SHA1

    f70d146cb66deed70baba953119b99f7a88a6104

  • SHA256

    6dec6db60265e1242bd7a7e06b4b26a51f866cb08aec465a26e99d3e8906bbed

  • SHA512

    ff20bfddc0b0d0543e44c4f77872f1414dff882bf6bd18a44bbff5ddb16f816a257d18e821873b54522eb0eae68b470cff4675fde3888f0d370ce6de9f82c085

  • SSDEEP

    24576:I/XEXjJSFHUKjcUpORanaYtYddBTgHJIgNKoTLPfDMTqHk7p5s:I/oSfBnaUYddBEG4KoTLPfDMV7py

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6dec6db60265e1242bd7a7e06b4b26a51f866cb08aec465a26e99d3e8906bbed.exe
    "C:\Users\Admin\AppData\Local\Temp\6dec6db60265e1242bd7a7e06b4b26a51f866cb08aec465a26e99d3e8906bbed.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" .\MIVh.5hO /s
      2⤵
      • Loads dropped DLL
      PID:1336

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MIVh.5hO

    Filesize

    1.1MB

    MD5

    bc33abbdff22f8a5d81b83ba1a8c71dc

    SHA1

    84a6e3ce58a3c88b6238c46b2b20b6f049483c8b

    SHA256

    79dc42b146f9a7f4ec82ab03991286abdf96dae8058e0249a1e1ade12bd18d37

    SHA512

    8a2eeca9e51e82305b7a7362c1802a40b6815ef0d1e09d711a7c8e381fcdec4148fa3eb49bcf3161ffafb5152716d6ba352a42f5b0747c924527b87efb1b3177

  • C:\Users\Admin\AppData\Local\Temp\MIVh.5hO

    Filesize

    1.1MB

    MD5

    bc33abbdff22f8a5d81b83ba1a8c71dc

    SHA1

    84a6e3ce58a3c88b6238c46b2b20b6f049483c8b

    SHA256

    79dc42b146f9a7f4ec82ab03991286abdf96dae8058e0249a1e1ade12bd18d37

    SHA512

    8a2eeca9e51e82305b7a7362c1802a40b6815ef0d1e09d711a7c8e381fcdec4148fa3eb49bcf3161ffafb5152716d6ba352a42f5b0747c924527b87efb1b3177

  • C:\Users\Admin\AppData\Local\Temp\MIVh.5hO

    Filesize

    1.1MB

    MD5

    bc33abbdff22f8a5d81b83ba1a8c71dc

    SHA1

    84a6e3ce58a3c88b6238c46b2b20b6f049483c8b

    SHA256

    79dc42b146f9a7f4ec82ab03991286abdf96dae8058e0249a1e1ade12bd18d37

    SHA512

    8a2eeca9e51e82305b7a7362c1802a40b6815ef0d1e09d711a7c8e381fcdec4148fa3eb49bcf3161ffafb5152716d6ba352a42f5b0747c924527b87efb1b3177

  • memory/1336-138-0x0000000002020000-0x000000000212F000-memory.dmp

    Filesize

    1.1MB

  • memory/1336-139-0x0000000002020000-0x000000000212F000-memory.dmp

    Filesize

    1.1MB

  • memory/1336-141-0x0000000000680000-0x0000000000686000-memory.dmp

    Filesize

    24KB

  • memory/1336-142-0x0000000002020000-0x000000000212F000-memory.dmp

    Filesize

    1.1MB

  • memory/1336-143-0x0000000002480000-0x0000000002562000-memory.dmp

    Filesize

    904KB

  • memory/1336-144-0x0000000002580000-0x000000000264D000-memory.dmp

    Filesize

    820KB

  • memory/1336-147-0x0000000002580000-0x000000000264D000-memory.dmp

    Filesize

    820KB

  • memory/1336-148-0x0000000002580000-0x000000000264D000-memory.dmp

    Filesize

    820KB