Resubmissions

09-12-2022 20:56

221209-zq79pahb41 10

01-12-2022 18:24

221201-w17jcsbb8t 10

Analysis

  • max time kernel
    457s
  • max time network
    504s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2022 20:56

General

  • Target

    teased/unattributable.vbs

  • Size

    178B

  • MD5

    c7a525683fce9af179dd75e119b50e60

  • SHA1

    77b587a1c8ed15b9b09f74dc2e902b39cd0b434d

  • SHA256

    1eed84a2e5619330ef135e563586976e810526c4259a17a7b506a88b3dd9c003

  • SHA512

    5b503c0140bc26318027b4d1ed24405fc3cc0c79a82258910bfd6fcec25c52ed0883c55504b5ec456564f11af789a2d8c78cfc58d5586b20621f2f5b4446637e

Score
7/10

Malware Config

Signatures

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\teased\unattributable.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass teased\\abscissa.ps1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:64

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/64-132-0x0000000000000000-mapping.dmp
  • memory/64-133-0x00000000028A0000-0x00000000028D6000-memory.dmp
    Filesize

    216KB

  • memory/64-134-0x00000000052C0000-0x00000000058E8000-memory.dmp
    Filesize

    6.2MB

  • memory/64-135-0x00000000051D0000-0x00000000051F2000-memory.dmp
    Filesize

    136KB

  • memory/64-136-0x00000000059F0000-0x0000000005A56000-memory.dmp
    Filesize

    408KB

  • memory/64-137-0x0000000005A60000-0x0000000005AC6000-memory.dmp
    Filesize

    408KB

  • memory/64-138-0x00000000061A0000-0x00000000061BE000-memory.dmp
    Filesize

    120KB