General

  • Target
    1301202616181.png.ps1
  • Size 287B
  • Sample260113-vfcyksds8a
  • SHA256 a329c8db66a6182a8e51eb241c503fa1c8df7e4bff4ceeec2ea3ef29b73d55b3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • valleyrat_s2

Version
  • 1.0

C2
  • 154.36.161.242:12111

  • 154.36.161.242:12222

  • 154.36.161.242:12333

Attributes
  • campaign_date

    2025.12.25

Targets

    • Target
      1301202616181.png.ps1
    • Size 287B
    • SHA256 a329c8db66a6182a8e51eb241c503fa1c8df7e4bff4ceeec2ea3ef29b73d55b3
    • MD5 SHA1 SHA512
    • Detects ValleyRAT payload

    • ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

    • Valleyrat_s2 family

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks