Analysis

  • max time kernel
    54s
  • max time network
    72s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20/09/2022, 14:53

General

  • Target

    ac34bbf8e672ec01901fff0404cdc8ef7dd27684cbe17d90ef01d6e96ba09786.exe

  • Size

    1.9MB

  • MD5

    0883308f67355068da1569e0af6e7447

  • SHA1

    1f03d1412371995c35f445774cc56b3d8246807b

  • SHA256

    ac34bbf8e672ec01901fff0404cdc8ef7dd27684cbe17d90ef01d6e96ba09786

  • SHA512

    0850d0a7254cccdddb0b9599c9ec2b4848d497f844333b56846fbc2cfa89950187ecd6b6118df4af9c26b05166864190a575a09966d5cc8097526c357bc73eb0

  • SSDEEP

    49152:EuWx7zgUR5FLI65OzvldjKbD5scUqBHoupKs64u:EuWRLLIYO3Wv5s5q3InJ

Score
7/10

Malware Config

Signatures

  • 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\ac34bbf8e672ec01901fff0404cdc8ef7dd27684cbe17d90ef01d6e96ba09786.exe
    "C:\Users\Admin\AppData\Local\Temp\ac34bbf8e672ec01901fff0404cdc8ef7dd27684cbe17d90ef01d6e96ba09786.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:520
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" .\NWT0.K -u /s
      2⤵
      • Loads dropped DLL
      PID:2928

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\NWT0.K

    Filesize

    1.7MB

    MD5

    239641aac7c2401413d4d7475cb83e59

    SHA1

    955bc610fe8fe76f660c0596cbe9791c5dfe5ee1

    SHA256

    cf3dba8a52a217fbdaa2b8cd3aae73bb3abc817fc58031843e7ca7c506a22243

    SHA512

    cb00804f9c4ac8612ea1bce86dc1c57c64789eed06d96109dcf166dbb6dc313b273971056a7d893f6b049ba9b08d98163dc642e551aef8468c36309fb6e0ac5d

  • \Users\Admin\AppData\Local\Temp\NWt0.K

    Filesize

    1.7MB

    MD5

    239641aac7c2401413d4d7475cb83e59

    SHA1

    955bc610fe8fe76f660c0596cbe9791c5dfe5ee1

    SHA256

    cf3dba8a52a217fbdaa2b8cd3aae73bb3abc817fc58031843e7ca7c506a22243

    SHA512

    cb00804f9c4ac8612ea1bce86dc1c57c64789eed06d96109dcf166dbb6dc313b273971056a7d893f6b049ba9b08d98163dc642e551aef8468c36309fb6e0ac5d

  • \Users\Admin\AppData\Local\Temp\NWt0.K

    Filesize

    1.7MB

    MD5

    239641aac7c2401413d4d7475cb83e59

    SHA1

    955bc610fe8fe76f660c0596cbe9791c5dfe5ee1

    SHA256

    cf3dba8a52a217fbdaa2b8cd3aae73bb3abc817fc58031843e7ca7c506a22243

    SHA512

    cb00804f9c4ac8612ea1bce86dc1c57c64789eed06d96109dcf166dbb6dc313b273971056a7d893f6b049ba9b08d98163dc642e551aef8468c36309fb6e0ac5d

  • memory/520-120-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-121-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-122-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-123-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-125-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-126-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-128-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-129-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-130-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-132-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-131-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-133-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-134-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-135-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-136-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-137-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-138-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-139-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-140-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-141-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-142-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-143-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-144-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-145-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-146-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-147-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-148-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-149-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-150-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-151-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-152-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-153-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-154-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-155-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-156-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-157-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-158-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-159-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-160-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-161-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-162-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-163-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-164-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-165-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-166-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-167-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-168-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-169-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-170-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-171-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-172-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-173-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-174-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-175-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-176-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-177-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-178-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-179-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-180-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-181-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-182-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-183-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-184-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/520-185-0x0000000077D60000-0x0000000077EEE000-memory.dmp

    Filesize

    1.6MB

  • memory/2928-234-0x0000000004440000-0x00000000045BF000-memory.dmp

    Filesize

    1.5MB

  • memory/2928-235-0x00000000046F0000-0x0000000004817000-memory.dmp

    Filesize

    1.2MB

  • memory/2928-242-0x00000000046F0000-0x0000000004817000-memory.dmp

    Filesize

    1.2MB