Overview

overview

10

Static

static

3

tmpfitot70p.exe

windows10-ltsc_2021-x64

10

tmpfitot70p.exe

windows10-2004-x64

10

tmpfitot70p.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/06/2026, 02:47

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General

  • Target
    tmpfitot70p.exe
  • Size 1016KB
  • Sample260602-c94dhsdv8m
  • SHA256 f8822428b18ac21c9c6d2f9db7af18d84301ce451fd4fdecf4c5a36fb3a37e58
  • 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 34 IoCs
    persistence
  • Disables RegEdit via registry modification 6 IoCs
    defense_evasion
  • Checks computer location settings 2 TTPs 8 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 9 IoCs

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

  • Drops autorun.inf file 1 TTPs 4 IoCs

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

  • 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 17 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\tmpfitot70p.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpfitot70p.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4312
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\users\admin\appdata\local\temp\tmpfitot70p.exe*"
      2⤵
      • Modifies WinLogon for persistence
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Checks computer location settings
      • 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:1616
      • C:\Users\Admin\AppData\Local\Temp\zfnps.exe
        "C:\Users\Admin\AppData\Local\Temp\zfnps.exe" "-C:\Users\Admin\AppData\Local\Temp\wngthulhqkrcqeah.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 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • System policy modification
        PID:5064
      • C:\Users\Admin\AppData\Local\Temp\zfnps.exe
        "C:\Users\Admin\AppData\Local\Temp\zfnps.exe" "-C:\Users\Admin\AppData\Local\Temp\wngthulhqkrcqeah.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:5016
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\users\admin\appdata\local\temp\tmpfitot70p.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:4740
  • C:\Windows\explorer.exe
    Explorer.exe
    1⤵
    • Modifies registry class
    PID:3860
  • C:\Windows\wngthulhqkrcqeah.exe
    wngthulhqkrcqeah.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2336
  • C:\Users\Admin\AppData\Local\Temp\xrndukedpmwkbsrbamb.exe
    C:\Users\Admin\AppData\Local\Temp\xrndukedpmwkbsrbamb.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3920
  • C:\Windows\zvtlewsthgsibuvhiwnjh.exe
    zvtlewsthgsibuvhiwnjh.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1784
  • C:\Windows\mfapfunlwsboeusbzk.exe
    mfapfunlwsboeusbzk.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\mfapfunlwsboeusbzk.exe*."
      2⤵
      • Executes dropped EXE
      PID:640
  • C:\Windows\dvpdsgyvfaiujyvda.exe
    dvpdsgyvfaiujyvda.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\dvpdsgyvfaiujyvda.exe*."
      2⤵
      • Executes dropped EXE
      PID:3500
  • C:\Users\Admin\AppData\Local\Temp\zvtlewsthgsibuvhiwnjh.exe
    C:\Users\Admin\AppData\Local\Temp\zvtlewsthgsibuvhiwnjh.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:512
  • C:\Windows\mfapfunlwsboeusbzk.exe
    mfapfunlwsboeusbzk.exe
    1⤵
    • Executes dropped EXE
    PID:4132
  • C:\Users\Admin\AppData\Local\Temp\dvpdsgyvfaiujyvda.exe
    C:\Users\Admin\AppData\Local\Temp\dvpdsgyvfaiujyvda.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3724
  • C:\Windows\xrndukedpmwkbsrbamb.exe
    xrndukedpmwkbsrbamb.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:216
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\xrndukedpmwkbsrbamb.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:3500
  • C:\Windows\dvpdsgyvfaiujyvda.exe
    dvpdsgyvfaiujyvda.exe
    1⤵
    • Executes dropped EXE
    PID:1784
  • C:\Windows\kfctlcxxkitiassddqgb.exe
    kfctlcxxkitiassddqgb.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1356
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\kfctlcxxkitiassddqgb.exe*."
      2⤵
      • Executes dropped EXE
      PID:4996
  • C:\Users\Admin\AppData\Local\Temp\wngthulhqkrcqeah.exe
    C:\Users\Admin\AppData\Local\Temp\wngthulhqkrcqeah.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3220
  • C:\Windows\kfctlcxxkitiassddqgb.exe
    kfctlcxxkitiassddqgb.exe
    1⤵
    • Executes dropped EXE
    PID:1380
  • C:\Windows\xrndukedpmwkbsrbamb.exe
    xrndukedpmwkbsrbamb.exe
    1⤵
    • Executes dropped EXE
    PID:3832
  • C:\Users\Admin\AppData\Local\Temp\kfctlcxxkitiassddqgb.exe
    C:\Users\Admin\AppData\Local\Temp\kfctlcxxkitiassddqgb.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2776
  • C:\Users\Admin\AppData\Local\Temp\mfapfunlwsboeusbzk.exe
    C:\Users\Admin\AppData\Local\Temp\mfapfunlwsboeusbzk.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1272
  • C:\Windows\zvtlewsthgsibuvhiwnjh.exe
    zvtlewsthgsibuvhiwnjh.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\zvtlewsthgsibuvhiwnjh.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:920
  • C:\Windows\wngthulhqkrcqeah.exe
    wngthulhqkrcqeah.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
      "C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe" "c:\windows\wngthulhqkrcqeah.exe*."
      2⤵
      • Executes dropped EXE
      PID:4860

Network

        MITRE ATT&CK Enterprise v16

        Reconnaissance

        Resource Development

        Initial Access

        Replication Through Removable Media

        1
        T1091

        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

        Query Registry

        1
        T1012

        System Information Discovery

        3
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Replication Through Removable Media

        1
        T1091

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        qvcdfglvsavuwyidnkkpwxzafp.upo
        • Path C:\Program Files (x86)\qvcdfglvsavuwyidnkkpwxzafp.upo
        • Size 280B
        • SHA256 27179972acdbd0a3f443e40c3c119a6e8e83df604722af315611d8befb71b25c
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        qvcdfglvsavuwyidnkkpwxzafp.upo
        • Path C:\Program Files (x86)\qvcdfglvsavuwyidnkkpwxzafp.upo
        • Size 280B
        • SHA256 e38a1478ec69a722a156415919a518b52fc37edc7eec8907c21172fda17a4a91
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        ioxgxzqusyh.exe
        • Path C:\Users\Admin\AppData\Local\Temp\ioxgxzqusyh.exe
        • Size 320KB
        • SHA256 12869d642ed7d6f836c74730332c65ba61e631ef523ed9a8ce29f50d1ae64e08
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        zfnps.exe
        • Path C:\Users\Admin\AppData\Local\Temp\zfnps.exe
        • Size 712KB
        • SHA256 7faacd6ed88061273a260bdc45213c7e768ee1539483bd6c79dc62961358b86f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        qvcdfglvsavuwyidnkkpwxzafp.upo
        • Path C:\Users\Admin\AppData\Local\qvcdfglvsavuwyidnkkpwxzafp.upo
        • Size 280B
        • SHA256 f28eeaae130d38eaf2e651f9abaf932462f82fb45698440d14fef8bb9067b0d6
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        qvcdfglvsavuwyidnkkpwxzafp.upo
        • Path C:\Users\Admin\AppData\Local\qvcdfglvsavuwyidnkkpwxzafp.upo
        • Size 280B
        • SHA256 151b70d6ead21e575928a04f3ed45e724f26b5842d7cad0f0901386c82be9201
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        rhzlykavdwcmzmhniqbrjviukfngmwjwrxsal.tfs
        • Path C:\Users\Admin\AppData\Local\rhzlykavdwcmzmhniqbrjviukfngmwjwrxsal.tfs
        • Size 4KB
        • SHA256 41bbd5b4c5ec80e340e15655a11ee1eec71d4fccbd2a927a129d59c58f081505
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        mfapfunlwsboeusbzk.exe
        • Path C:\Windows\SysWOW64\mfapfunlwsboeusbzk.exe
        • Size 1016KB
        • SHA256 f8822428b18ac21c9c6d2f9db7af18d84301ce451fd4fdecf4c5a36fb3a37e58
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rdrziqctxmo.bat
        • Path C:\rdrziqctxmo.bat
        • Size 520KB
        • SHA256 7799776a0afe66dff7fa28eb1d2ad94034eeee26b098f434ca167cf8a04033ff
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download