Overview

overview

8

Static

static

1

Postal 2.7z

windows11-ltsc_2024-x64

8

Postal 2/4...N!.txt

windows11-ltsc_2024-x64

1

Postal 2/g...ls.ukx

windows11-ltsc_2024-x64

3

Postal 2/g...rs.ukx

windows11-ltsc_2024-x64

3

Postal 2/g...ns.ukx

windows11-ltsc_2024-x64

3

Postal 2/g...rs.ukx

windows11-ltsc_2024-x64

8

Postal 2/g...ds.ukx

windows11-ltsc_2024-x64

8

Postal 2/g...rs.ukx

windows11-ltsc_2024-x64

8

Postal 2/g...ns.ukx

windows11-ltsc_2024-x64

3

Postal 2/g...er.scc

windows11-ltsc_2024-x64

8

Postal 2/g...ig.xml

windows11-ltsc_2024-x64

8

Postal 2/g...rs.xml

windows11-ltsc_2024-x64

1

Postal 2/g...at.xml

windows11-ltsc_2024-x64

1

Postal 2/g...em.xml

windows11-ltsc_2024-x64

8

Postal 2/g...ni.xml

windows11-ltsc_2024-x64

1

Postal 2/g...ig.xml

windows11-ltsc_2024-x64

1

Postal 2/g...el.xml

windows11-ltsc_2024-x64

1

Postal 2/g...de.psk

windows11-ltsc_2024-x64

3

Postal 2/g...de.xml

windows11-ltsc_2024-x64

1

Postal 2/g...el.xml

windows11-ltsc_2024-x64

8

Postal 2/g...at.xml

windows11-ltsc_2024-x64

8

Postal 2/g...el.xml

windows11-ltsc_2024-x64

8

Postal 2/g...em.xml

windows11-ltsc_2024-x64

1

Postal 2/g...el.xml

windows11-ltsc_2024-x64

1

Postal 2/g...ni.xml

windows11-ltsc_2024-x64

8

Postal 2/g...el.xml

windows11-ltsc_2024-x64

1

Postal 2/g...ts.psk

windows11-ltsc_2024-x64

3

Postal 2/g...ts.psk

windows11-ltsc_2024-x64

3

Postal 2/g...ts.psk

windows11-ltsc_2024-x64

3

Postal 2/g...ts.psk

windows11-ltsc_2024-x64

8

Postal 2/g...er.scc

windows11-ltsc_2024-x64

3

Postal 2/g...es.htm

windows11-ltsc_2024-x64

3

Analysis

  • user interaction
    yes
  • max time kernel
    599s
  • max time network
    559s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 23:37

Sharing

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Report Analysis Logs

General

  • Target
    Postal 2.7z
  • Size 409.2MB
  • Sample260810-3mgjca1epg
  • SHA256 629b3eb2de7b5275c5d83703b63dfc2f09ac08bebcba2b73923da9b215443fe5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarepersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 39 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of FindShellTrayWindow 55 IoCs
  • Suspicious use of SendNotifyMessage 44 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Postal 2.7z"
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4676
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5900
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:120
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4332
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:5984
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:5628

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 607B
            • SHA256 7c21835f01895c1ee4e12f81e71ef06a0f6e2b9281de493ff8ec95f913e9680d
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/4332-11-0x00000270001E0000-0x00000270002E0000-memory.dmp
            Download

            memory/4332-63-0x00000270141A0000-0x00000270141C0000-memory.dmp
            Download

            memory/4332-31-0x0000027002DD0000-0x0000027002DF0000-memory.dmp
            Download

            memory/4332-28-0x0000027002E30000-0x0000027002F30000-memory.dmp
            Download

            memory/4332-27-0x0000027002930000-0x0000027002950000-memory.dmp
            Download

            memory/4332-184-0x0000027017900000-0x0000027017B9E000-memory.dmp
            Download

            memory/5984-185-0x00000269B3A10000-0x00000269B3CAE000-memory.dmp
            Download