Overview

overview

10

Static

static

3

tmpq72s0zey.exe

windows10-ltsc_2021-x64

10

tmpq72s0zey.exe

windows10-2004-x64

10

tmpq72s0zey.exe

windows11-21h2-x64

10

Analysis

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

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 14:19

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General

  • Target
    tmpq72s0zey.exe
  • Size 1016KB
  • Sample260522-rmyl3sdx4k
  • SHA256 7662ec2f8e621be474ac0509f38f38e4f4530e42a2d131514a90d8445affe3f3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoverypykspapersistenceprivilege_escalationtrojanworm

Malware Config

Signatures

  • Family: Pykspa

    Pykspa is a worm spreads via Skype uses DGA and it's written in C++.

    wormpykspa
  • Detect Pykspa worm 2 IoCs
    worm
  • Modifies WinLogon for persistence 2 TTPs 6 IoCs
    persistence
  • UAC bypass 3 TTPs 15 IoCs
    defense_evasiontrojan
  • Adds policy Run key to start application 2 TTPs 37 IoCs
    persistence
  • Disables RegEdit via registry modification 6 IoCs
    defense_evasion
  • Executes dropped EXE 28 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 6 IoCs
    defense_evasion
  • Adds Run key to start application 2 TTPs 64 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 12 IoCs
    defense_evasiontrojan
  • Hijack Execution Flow: Executable Installer File Permissions Weakness 1 TTPs 3 IoCs

    Possible Turn off User Account Control's privilege elevation for standard users.

    defense_evasionpersistenceprivilege_escalation
  • Looks up external IP address via web service 4 IoCs

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

  • Drops file in System32 directory 46 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 46 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 19 IoCs

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

    discovery
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • System policy modification 1 TTPs 42 IoCs
    defense_evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmpq72s0zey.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpq72s0zey.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\users\admin\appdata\local\temp\tmpq72s0zey.exe*"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Hijack Execution Flow: Executable Installer File Permissions Weakness
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:4120
      • C:\Users\Admin\AppData\Local\Temp\agqvbkn.exe
        "C:\Users\Admin\AppData\Local\Temp\agqvbkn.exe" "-C:\Users\Admin\AppData\Local\Temp\zohvkcoesjzhaohw.exe"
        3⤵
        • Modifies WinLogon for persistence
        • UAC bypass
        • Adds policy Run key to start application
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Impair Defenses: Safe Mode Boot
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Hijack Execution Flow: Executable Installer File Permissions Weakness
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • System policy modification
        PID:2524
      • C:\Users\Admin\AppData\Local\Temp\agqvbkn.exe
        "C:\Users\Admin\AppData\Local\Temp\agqvbkn.exe" "-C:\Users\Admin\AppData\Local\Temp\zohvkcoesjzhaohw.exe"
        3⤵
        • Modifies WinLogon for persistence
        • UAC bypass
        • Adds policy Run key to start application
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Hijack Execution Flow: Executable Installer File Permissions Weakness
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System policy modification
        PID:6048
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\users\admin\appdata\local\temp\tmpq72s0zey.exe"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System policy modification
      PID:4868
  • C:\Windows\explorer.exe
    Explorer.exe
    1⤵
    • Modifies registry class
    PID:3168
  • C:\Windows\ngdvokaumhbnkczsiyjc.exe
    ngdvokaumhbnkczsiyjc.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5484
  • C:\Windows\gwqfvobshzqzticsf.exe
    gwqfvobshzqzticsf.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4160
  • C:\Users\Admin\AppData\Local\Temp\asofxsharleplcyqfue.exe
    C:\Users\Admin\AppData\Local\Temp\asofxsharleplcyqfue.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4652
  • C:\Windows\pgbricqiyrjtoezqes.exe
    pgbricqiyrjtoezqes.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5876
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\pgbricqiyrjtoezqes.exe*."
      2⤵
      • Executes dropped EXE
      PID:1868
  • C:\Windows\ngdvokaumhbnkczsiyjc.exe
    ngdvokaumhbnkczsiyjc.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\ngdvokaumhbnkczsiyjc.exe*."
      2⤵
      • Executes dropped EXE
      PID:5552
  • C:\Users\Admin\AppData\Local\Temp\ngdvokaumhbnkczsiyjc.exe
    C:\Users\Admin\AppData\Local\Temp\ngdvokaumhbnkczsiyjc.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2296
  • C:\Windows\asofxsharleplcyqfue.exe
    asofxsharleplcyqfue.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4276
  • C:\Windows\zohvkcoesjzhaohw.exe
    zohvkcoesjzhaohw.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4676
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\zohvkcoesjzhaohw.exe*."
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System policy modification
      PID:4752
  • C:\Windows\asofxsharleplcyqfue.exe
    asofxsharleplcyqfue.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5976
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\asofxsharleplcyqfue.exe*."
      2⤵
      • Executes dropped EXE
      PID:5792
  • C:\Users\Admin\AppData\Local\Temp\cwunhevqjfanlecwneqki.exe
    C:\Users\Admin\AppData\Local\Temp\cwunhevqjfanlecwneqki.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2372
  • C:\Windows\pgbricqiyrjtoezqes.exe
    pgbricqiyrjtoezqes.exe
    1⤵
    • Executes dropped EXE
    PID:5804
  • C:\Windows\gwqfvobshzqzticsf.exe
    gwqfvobshzqzticsf.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\gwqfvobshzqzticsf.exe*."
      2⤵
      • Executes dropped EXE
      PID:4464
  • C:\Users\Admin\AppData\Local\Temp\zohvkcoesjzhaohw.exe
    C:\Users\Admin\AppData\Local\Temp\zohvkcoesjzhaohw.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:5600
  • C:\Windows\cwunhevqjfanlecwneqki.exe
    cwunhevqjfanlecwneqki.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4472
  • C:\Windows\cwunhevqjfanlecwneqki.exe
    cwunhevqjfanlecwneqki.exe .
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
      "C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe" "c:\windows\cwunhevqjfanlecwneqki.exe*."
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System policy modification
      PID:664
  • C:\Users\Admin\AppData\Local\Temp\gwqfvobshzqzticsf.exe
    C:\Users\Admin\AppData\Local\Temp\gwqfvobshzqzticsf.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3416
  • C:\Windows\zohvkcoesjzhaohw.exe
    zohvkcoesjzhaohw.exe
    1⤵
    • Executes dropped EXE
    PID:1196
  • C:\Users\Admin\AppData\Local\Temp\pgbricqiyrjtoezqes.exe
    C:\Users\Admin\AppData\Local\Temp\pgbricqiyrjtoezqes.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:6044

Network

        MITRE ATT&CK Enterprise v16

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Persistence

        Boot or Logon Autostart Execution

        3
        T1547

        Registry Run Keys / Startup Folder

        2
        T1547.001

        Winlogon Helper DLL

        1
        T1547.004

        Hijack Execution Flow

        1
        T1574

        Executable Installer File Permissions Weakness

        1
        T1574.005

        Privilege Escalation

        Abuse Elevation Control Mechanism

        1
        T1548

        Bypass User Account Control

        1
        T1548.002

        Boot or Logon Autostart Execution

        3
        T1547

        Registry Run Keys / Startup Folder

        2
        T1547.001

        Winlogon Helper DLL

        1
        T1547.004

        Hijack Execution Flow

        1
        T1574

        Executable Installer File Permissions Weakness

        1
        T1574.005

        Defense Evasion

        Abuse Elevation Control Mechanism

        1
        T1548

        Bypass User Account Control

        1
        T1548.002

        Hijack Execution Flow

        1
        T1574

        Executable Installer File Permissions Weakness

        1
        T1574.005

        Impair Defenses

        2
        T1562

        Disable or Modify Tools

        1
        T1562.001

        Safe Mode Boot

        1
        T1562.009

        Modify Registry

        5
        T1112

        Credential Access

        Discovery

        System Information Discovery

        2
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        agqvbkn.exe
        • Path C:\Users\Admin\AppData\Local\Temp\agqvbkn.exe
        • Size 688KB
        • SHA256 7105252270c8a1dcd25731537e863cf8812650213eb73ed694db764da032ddca
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        qthqeovcadr.exe
        • Path C:\Users\Admin\AppData\Local\Temp\qthqeovcadr.exe
        • Size 320KB
        • SHA256 218ada46aafa25851c26b245e37fbb60381579fc67c8569b5a82b821b29bcd9f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cgorvcdilrwtbemqrsosadhopux.ifn
        • Path C:\Users\Admin\AppData\Local\cgorvcdilrwtbemqrsosadhopux.ifn
        • Size 280B
        • SHA256 da02b740d909171a80ec71e8c3782170fbcffeb0873e3285e44c7ec1486572ba
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        zohvkcoesjzhaohwiubqjxmeqgulbjcqjykwds.zog
        • Path C:\Users\Admin\AppData\Local\zohvkcoesjzhaohwiubqjxmeqgulbjcqjykwds.zog
        • Size 4KB
        • SHA256 b97de1e61d0f93cdc912502df5e6b6c7847fc7c22dabb62eaccc28c653ecbe61
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pgbricqiyrjtoezqes.exe
        • Path C:\Windows\SysWOW64\pgbricqiyrjtoezqes.exe
        • Size 1016KB
        • SHA256 7662ec2f8e621be474ac0509f38f38e4f4530e42a2d131514a90d8445affe3f3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download