Analysis

  • max time kernel
    54s
  • max time network
    65s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    22-03-2023 23:08

General

  • Target

    73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2.vbs

  • Size

    89KB

  • MD5

    7559f0ff4f7e58ed031fe0b4438f4c57

  • SHA1

    e2225573a8877c057319e10029fd85b0a51375a8

  • SHA256

    73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2

  • SHA512

    252d0a52c3b7bca5ea56a14c7ad1e27967b03e3dccfc3b8d79b8e1c474ed625937719af314e74f62583c708b45b937091e8fae7f1e40e56bf261d0f839f94e4a

  • SSDEEP

    384:6/EHPbchpdLrwUkRI8K5mAX3E53EnoUyd4989GgFWfYyLxgaHxixxOD/n3FiSf+y:6/EKr9ka8yZrgGayLpbng5s6n96

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Script User-Agent 7 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //E:vbscript C:\Users\Admin\AppData\Local\Temp\rad6475CB540darrad4ADA49FE5dar.txt
      2⤵
      • Blocklisted process makes network request
      PID:4136

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\rad2FDCE.tmp.zip
    Filesize

    10B

    MD5

    7605968e79d0ca095ab1231486d2b814

    SHA1

    a007b420d19ceefa840f0373e050e3b51a4ab480

    SHA256

    493fda53120050f85836032324409be6c6484f90a0755ae0c6a673ba7626818b

    SHA512

    769249da7ed6c6bf5671bbc2371a6453b433226ceb8c4c2aa3604000d66647bcec83dee1ab64c0262fa40f923d77e23bad2c47274d339effc51d904ce77072a6

  • C:\Users\Admin\AppData\Local\Temp\rad6475CB540darrad4ADA49FE5dar.txt
    Filesize

    61KB

    MD5

    958eb4fa0bfca295216cd6027977fcb8

    SHA1

    0bc88fb4229a73152b2c33750dd5b5be52fcf287

    SHA256

    9b32ca5d8a34ae2351bc68500fb6929468c42d0ddda53fba5676410beab6d498

    SHA512

    4e4e2d84ce82eaa222180e86a2feaa7fdb19108d227ca922c69d30e30ef1ed463c41d540c25f604edd04be86f8490ae8570d2b67a97e0f9f45d048954d32787f