Analysis

  • max time kernel
    169s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 14:54

General

  • Target

    33db501f3ed9562fe40cf7b507d2fd2e0167832a9d57f124fd159fc25d2abcee.exe

  • Size

    281KB

  • MD5

    6476bc510af26fc8e510b344acf78ae0

  • SHA1

    e35428f3d1821467706cd0e9a5bb10f4c45a911a

  • SHA256

    33db501f3ed9562fe40cf7b507d2fd2e0167832a9d57f124fd159fc25d2abcee

  • SHA512

    c3be6017e780aad1f28fbad2c6056375034386a77cdeffe8c07bad3177922b44806ae5ba5a3747d0dff938b2d6073ef383ba1c65479406293cef75deb338a797

  • SSDEEP

    6144:NSFUXrX1/anbtZks06vhodqYrDDwuB4YGylfa/YK1wot31:NOUj1/ass0Cc8pvylfUpF

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\33db501f3ed9562fe40cf7b507d2fd2e0167832a9d57f124fd159fc25d2abcee.exe
    "C:\Users\Admin\AppData\Local\Temp\33db501f3ed9562fe40cf7b507d2fd2e0167832a9d57f124fd159fc25d2abcee.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Users\Admin\AppData\Local\Temp\ssssssss.exe
      "C:\Users\Admin\AppData\Local\Temp\ssssssss.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2308

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ssssssss.exe

    Filesize

    193KB

    MD5

    52c9b7cf8d53cece0af6781777d1d17b

    SHA1

    c32674a86537c5094d2552650aecf0c370a21975

    SHA256

    f276ef96119f4217a000771fc3e947a8fb816390481b1218c4097d72eb7fab9b

    SHA512

    01879e1d1e8ce65f97b70af84c468fafd7a322277bc5129cbaa20c64ba30cdd607c46619cfa86867d4adbb66dd12e6688e56bd2e4ca9f96c21d72a06a6096684

  • C:\Users\Admin\AppData\Local\Temp\ssssssss.exe

    Filesize

    193KB

    MD5

    52c9b7cf8d53cece0af6781777d1d17b

    SHA1

    c32674a86537c5094d2552650aecf0c370a21975

    SHA256

    f276ef96119f4217a000771fc3e947a8fb816390481b1218c4097d72eb7fab9b

    SHA512

    01879e1d1e8ce65f97b70af84c468fafd7a322277bc5129cbaa20c64ba30cdd607c46619cfa86867d4adbb66dd12e6688e56bd2e4ca9f96c21d72a06a6096684

  • memory/2308-135-0x0000000000510000-0x000000000052E000-memory.dmp

    Filesize

    120KB

  • memory/2308-138-0x00000000730C0000-0x0000000073671000-memory.dmp

    Filesize

    5.7MB

  • memory/2308-139-0x0000000000510000-0x000000000052E000-memory.dmp

    Filesize

    120KB

  • memory/2308-140-0x0000000000510000-0x000000000052E000-memory.dmp

    Filesize

    120KB

  • memory/2308-141-0x0000000000510000-0x000000000052E000-memory.dmp

    Filesize

    120KB

  • memory/2308-142-0x0000000000510000-0x000000000052E000-memory.dmp

    Filesize

    120KB

  • memory/2308-143-0x00000000730C0000-0x0000000073671000-memory.dmp

    Filesize

    5.7MB

  • memory/2308-144-0x00000000730C0000-0x0000000073671000-memory.dmp

    Filesize

    5.7MB