Overview

overview

7

Static

static

3

LeadstackHR_Setup.exe

windows10-2004-x64

7

LeadstackHR_Setup.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 12:28

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General

  • Target
    LeadstackHR_Setup.exe
  • Size 14.6MB
  • Sample260818-pnakjascpg
  • SHA256 68a4ffc0b70965d276ed0c6aee1c51010fcf2e87b74b0721f3dc9cdd6ac99262
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryinstaller

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Drops file in Program Files directory 47 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

    installer
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LeadstackHR_Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\LeadstackHR_Setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Users\Admin\AppData\Local\Temp\is-S2LR2V4WCE.tmp\LeadstackHR_Setup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-S2LR2V4WCE.tmp\LeadstackHR_Setup.tmp" /SL5="$400B0,14081730,1208320,C:\Users\Admin\AppData\Local\Temp\LeadstackHR_Setup.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      PID:5700

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        LeadstackHR_Setup.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\is-S2LR2V4WCE.tmp\LeadstackHR_Setup.tmp
        • Size 4.5MB
        • SHA256 237b68ed3873021dcf2e115e3caa9585954380542eb7487e19bf4d34c39ce406
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1848-1-0x0000000000E30000-0x0000000000F65000-memory.dmp
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        memory/1848-8-0x0000000000E30000-0x0000000000F65000-memory.dmp
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        memory/1848-92-0x0000000000E30000-0x0000000000F65000-memory.dmp
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        memory/5700-6-0x0000000003230000-0x0000000003231000-memory.dmp
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        memory/5700-10-0x0000000003230000-0x0000000003231000-memory.dmp
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        memory/5700-9-0x00000000005F0000-0x0000000000A80000-memory.dmp
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        memory/5700-12-0x00000000005F0000-0x0000000000A80000-memory.dmp
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        memory/5700-91-0x00000000005F0000-0x0000000000A80000-memory.dmp
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