Overview

overview

10

Static

static

10

2026-05-23...ar.exe

windows10-2004-x64

9

2026-05-23...ar.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/05/2026, 11:21

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General

  • Target
    2026-05-23_21c76aa1755017a81fba6d711f021702_cobalt-strike_conti_elex_hijackloader_vidar.exe
  • Size 848KB
  • Sample260523-ngc7eabs8x
  • SHA256 0abff0a84a3200992ed527ab6e3b78c8ff51674b4a2ecb2fc58558b462cd2496
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
aspackv2discoverypersistencespywarestealer

Malware Config

Signatures

  • Custom signature
    Detects executables packed with ASPack 3 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-23_21c76aa1755017a81fba6d711f021702_cobalt-strike_conti_elex_hijackloader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-23_21c76aa1755017a81fba6d711f021702_cobalt-strike_conti_elex_hijackloader_vidar.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:3668

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe
        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 1.7MB
        • SHA256 963e51c5ca227dab05acd018123a01ef09e3acbc2a44aebe8c6c5b51340b60a1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3668-0-0x0000000000400000-0x000000000040F000-memory.dmp
        Download

        memory/3668-42-0x0000000000400000-0x000000000040F000-memory.dmp
        Download