Overview

overview

10

Static

static

5

N0.R.31CC5...Pf.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    20260605085240_31CC5D9BA3CD3D19B63.tar.gz
  • Size 3.2MB
  • Sample260605-m63b6ae17n
  • SHA256 4fe16a929b4e4c538227e4a1ee3852b32d97f29f6640af3f91517d7ed2747722
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
valleyratdefense_evasiondiscovery

Malware Config

Targets

    • Target
      N0.R.31CC5D9BA3CD3D19B63.jPf.com
    • Size 5.8MB
    • SHA256 cb8111446fbb42a16eae0d26a1c8f62d6420976615053f050e63227818c507f2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryvalleyrat

    • Family: valleyrat

      valleyrat

    • Windows_Trojan_Winos_464b8a2e

    • https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

      discovery
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks