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20/08/2023, 21:19 UTC

230820-z6hzqsbb31 1

18/08/2023, 14:29 UTC

230818-rtpyhsca8s 10

Analysis

  • max time kernel
    59s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2023, 14:29 UTC

General

  • Target

    file.bat

  • Size

    53B

  • MD5

    b6fd5928246a15c4f4f41bbe0e9f6580

  • SHA1

    dc91b7626c6edc9cf56c21bf989e688331d2ff72

  • SHA256

    66d933492b04817c8407992676f09e3c7451c93b6902616b738153d3d41bc6a2

  • SHA512

    f5a15a8b4568f2cb3641be8ad9cf071584365cd52b93ca8efbb24daed3b26c43e4272606c9607a3647628d707537f6a6b62908dc601f4ecd0cec1072f4f5fbb9

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 16 IoCs
  • Modifies security service 2 TTPs 8 IoCs
  • Registers new Print Monitor 2 TTPs 13 IoCs
  • Suspicious behavior: LoadsDriver 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\file.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4080
    • C:\Windows\system32\reg.exe
      reg delete HKEY_LOCAL_MACHINE\system
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Registers new Print Monitor
      PID:4060

Network

  • flag-us
    DNS
    146.78.124.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    146.78.124.51.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    73.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    73.31.126.40.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    146.78.124.51.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    146.78.124.51.in-addr.arpa

  • 8.8.8.8:53
    240.221.184.93.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    240.221.184.93.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    73.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    73.31.126.40.in-addr.arpa

MITRE ATT&CK Enterprise v15

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