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

Sharing

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General

  • Target
    2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat
  • Size 234KB
  • Sample260801-m5b4kshf73
  • SHA256 605ff87d5536c8d6a81f8be672d6298a4d7543cb0b3bad81a75638dd46d97bab
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
upxbackdoorvalleyrat_s2

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
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • 2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat
    .exe 234KB

2026-08-01_4a9fcb89dc4de47f59cdcaca4f05cee1_cobalt-strike_icedid_luca-stealer_njrat

  • SHA256 605ff87d5536c8d6a81f8be672d6298a4d7543cb0b3bad81a75638dd46d97bab
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:6windowsx64arch:x64

  • UPX dump on OEP (original entry point)

  • UPX packed file

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

    upx

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
6
Entry point
38556
Magic Number
523
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB paths