Overview

overview

10

Static

static

10

2026-08-01...at.exe

windows10-2004-x64

10

2026-08-01...at.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 11:02

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General

  • Target
    2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat.exe
  • Size 234KB
  • Sample260801-m5b4kshf73
  • SHA256 605ff87d5536c8d6a81f8be672d6298a4d7543cb0b3bad81a75638dd46d97bab
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoorvalleyrat_s2upx

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • 154.44.26.132:3541

  • 154.44.26.132:3542

  • 154.44.26.132:3544

Attributes
  • campaign_date

    rmk_daemon

Signatures

  • Family: ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

    backdoorvalleyrat_s2
  • UPX dump on OEP (original entry point) 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat.exe"
    1⤵
      PID:4932

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/4932-0-0x00007FF7C42F0000-0x00007FF7C432C000-memory.dmp
          Download