Overview

overview

7

Static

static

3

UnixStealerV2.rar

windows10-ltsc_2021-x64

1

UnixSteale...er.exe

windows10-ltsc_2021-x64

1

UnixSteale...er.exe

windows10-ltsc_2021-x64

7

UnixSteale...g.json

windows10-ltsc_2021-x64

3

UnixSteale...db.dll

windows10-ltsc_2021-x64

1

UnixSteale...db.dll

windows10-ltsc_2021-x64

1

UnixSteale...ks.dll

windows10-ltsc_2021-x64

1

UnixSteale...il.dll

windows10-ltsc_2021-x64

1

UnixSteale...le.dll

windows10-ltsc_2021-x64

1

UnixSteale...ub.exe

windows10-ltsc_2021-x64

7

Analysis

  • user interaction
    yes
  • max time kernel
    114s
  • max time network
    116s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    18/07/2026, 00:49

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General

  • Target
    UnixStealerV2/Builder.exe
  • Size 147KB
  • Sample260718-a6f3psex9v
  • SHA256 8158bbcd71f29aed2855c6ee6f3e48239e4e2c78739bfd10d441a6d18f11fd40
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
collectiondiscoverypersistenceprivilege_escalationspywarestealer

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

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

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Looks up external IP address via web service 2 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

    discovery
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 57 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UnixStealerV2\Builder.exe
    "C:\Users\Admin\AppData\Local\Temp\UnixStealerV2\Builder.exe"
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:3832
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2040
    • C:\Users\Admin\Downloads\Unix.exe
      "C:\Users\Admin\Downloads\Unix.exe"
      1⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:3444
    • C:\Users\Admin\Downloads\Unix.exe
      "C:\Users\Admin\Downloads\Unix.exe"
      1⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1996
      • C:\Windows\SYSTEM32\netsh.exe
        "netsh" wlan export profile key=clear folder="C:\Users\Admin\AppData\Local\Temp\UnixStealerWifiExport_144967a0dd6d49f4bbc272ccd41474bb"
        2⤵
        • Event Triggered Execution: Netsh Helper DLL
        PID:2652
      • C:\Windows\SYSTEM32\netsh.exe
        "netsh" wlan show profiles
        2⤵
        • Event Triggered Execution: Netsh Helper DLL
        • System Network Configuration Discovery: Wi-Fi Discovery
        PID:4748

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          Unix.exe
          • Path C:\Users\Admin\Downloads\Unix.exe
          • Size 255KB
          • SHA256 9ee0e0e1783839ee0d830c449d5ac871a43a89af5e99c14f90ffac22a1e90921
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1996-5-0x000001872C3C0000-0x000001872C410000-memory.dmp
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          memory/1996-6-0x000001872C290000-0x000001872C2A2000-memory.dmp
          Download

          memory/3444-3-0x000001FEAAA20000-0x000001FEAAA64000-memory.dmp
          Download