Overview

overview

10

Static

static

3

tmpm0mgxwv9.exe

windows10-ltsc_2021-x64

10

tmpm0mgxwv9.exe

windows10-2004-x64

10

tmpm0mgxwv9.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, 02:45

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General

  • Target
    tmpm0mgxwv9.exe
  • Size 1004KB
  • Sample260602-c8xvcacs2v
  • SHA256 d095886750988ec8c7f5076fa391928355029e06e9242d820544b99aec6be1e1
  • 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 33 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 8 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 18 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\tmpm0mgxwv9.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpm0mgxwv9.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\users\admin\appdata\local\temp\tmpm0mgxwv9.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:4756
      • C:\Users\Admin\AppData\Local\Temp\zikvwej.exe
        "C:\Users\Admin\AppData\Local\Temp\zikvwej.exe" "-C:\Users\Admin\AppData\Local\Temp\yqbvfwkdvhzohplv.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:4948
      • C:\Users\Admin\AppData\Local\Temp\zikvwej.exe
        "C:\Users\Admin\AppData\Local\Temp\zikvwej.exe" "-C:\Users\Admin\AppData\Local\Temp\yqbvfwkdvhzohplv.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:4952
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\users\admin\appdata\local\temp\tmpm0mgxwv9.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:2968
  • C:\Windows\explorer.exe
    Explorer.exe
    1⤵
    • Modifies registry class
    PID:1676
  • C:\Windows\oivrdwmhbpjavfdpjm.exe
    oivrdwmhbpjavfdpjm.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4628
  • C:\Windows\fykfqixrkxqgajgrk.exe
    fykfqixrkxqgajgrk.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3800
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\fykfqixrkxqgajgrk.exe*."
      2⤵
      • Executes dropped EXE
      PID:1220
  • C:\Users\Admin\AppData\Local\Temp\fykfqixrkxqgajgrk.exe
    C:\Users\Admin\AppData\Local\Temp\fykfqixrkxqgajgrk.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3056
  • C:\Windows\mixvjewtpfburddrnsie.exe
    mixvjewtpfburddrnsie.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2116
  • C:\Windows\yqbvfwkdvhzohplv.exe
    yqbvfwkdvhzohplv.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\yqbvfwkdvhzohplv.exe*."
      2⤵
      • Executes dropped EXE
      PID:4200
  • C:\Users\Admin\AppData\Local\Temp\zuifsmdzujewsdcpkod.exe
    C:\Users\Admin\AppData\Local\Temp\zuifsmdzujewsdcpkod.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1016
  • C:\Windows\fykfqixrkxqgajgrk.exe
    fykfqixrkxqgajgrk.exe
    1⤵
    • Executes dropped EXE
    PID:608
  • C:\Users\Admin\AppData\Local\Temp\oivrdwmhbpjavfdpjm.exe
    C:\Users\Admin\AppData\Local\Temp\oivrdwmhbpjavfdpjm.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4828
  • C:\Windows\mixvjewtpfburddrnsie.exe
    mixvjewtpfburddrnsie.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4600
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\mixvjewtpfburddrnsie.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:3572
  • C:\Windows\yqbvfwkdvhzohplv.exe
    yqbvfwkdvhzohplv.exe
    1⤵
    • Executes dropped EXE
    PID:4896
  • C:\Windows\byoncyrpmdausfgvsypmc.exe
    byoncyrpmdausfgvsypmc.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\byoncyrpmdausfgvsypmc.exe*."
      2⤵
      • Executes dropped EXE
      PID:4704
  • C:\Windows\oivrdwmhbpjavfdpjm.exe
    oivrdwmhbpjavfdpjm.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3208
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\oivrdwmhbpjavfdpjm.exe*."
      2⤵
      • Executes dropped EXE
      PID:1044
  • C:\Users\Admin\AppData\Local\Temp\byoncyrpmdausfgvsypmc.exe
    C:\Users\Admin\AppData\Local\Temp\byoncyrpmdausfgvsypmc.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2000
  • C:\Windows\byoncyrpmdausfgvsypmc.exe
    byoncyrpmdausfgvsypmc.exe
    1⤵
    • Executes dropped EXE
    PID:860
  • C:\Users\Admin\AppData\Local\Temp\mixvjewtpfburddrnsie.exe
    C:\Users\Admin\AppData\Local\Temp\mixvjewtpfburddrnsie.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4112
  • C:\Windows\zuifsmdzujewsdcpkod.exe
    zuifsmdzujewsdcpkod.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3104
  • C:\Windows\zuifsmdzujewsdcpkod.exe
    zuifsmdzujewsdcpkod.exe .
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4584
    • C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
      "C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe" "c:\windows\zuifsmdzujewsdcpkod.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:4960
  • C:\Users\Admin\AppData\Local\Temp\yqbvfwkdvhzohplv.exe
    C:\Users\Admin\AppData\Local\Temp\yqbvfwkdvhzohplv.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4596

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

        Query Registry

        1
        T1012

        System Information Discovery

        3
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        lqovswxdihmoupyvaonsqxuyz.kjo
        • Path C:\Program Files (x86)\lqovswxdihmoupyvaonsqxuyz.kjo
        • Size 280B
        • SHA256 a53e2b98254af6237ac7037fb2b293f606d733dd6ccaa231f995ab677156b411
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        lqovswxdihmoupyvaonsqxuyz.kjo
        • Path C:\Program Files (x86)\lqovswxdihmoupyvaonsqxuyz.kjo
        • Size 280B
        • SHA256 7f6582afb22810be5aff8db2199dd612978578f4331d87bca60d3ab76843ed80
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        qaorinawaky.exe
        • Path C:\Users\Admin\AppData\Local\Temp\qaorinawaky.exe
        • Size 320KB
        • SHA256 30f230831a5f596ea3a4e3f5f1d2e513ee2d7f7c7f5bee825316c378bac6f6a2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        zikvwej.exe
        • Path C:\Users\Admin\AppData\Local\Temp\zikvwej.exe
        • Size 712KB
        • SHA256 a5b5e90cbd5c6340783066288f5e4fbb2e0ad06eb975c17878722ef0cce5eff3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        lqovswxdihmoupyvaonsqxuyz.kjo
        • Path C:\Users\Admin\AppData\Local\lqovswxdihmoupyvaonsqxuyz.kjo
        • Size 280B
        • SHA256 94715968ffcf7936cd60b601bf4fc1007b70387133afb6668757627863e1ff19
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        qgphpeqhxhxkbhbjzyiyhzhwizpzpctztbrq.qzr
        • Path C:\Users\Admin\AppData\Local\qgphpeqhxhxkbhbjzyiyhzhwizpzpctztbrq.qzr
        • Size 4KB
        • SHA256 f4a37f25d172f469a949cc093f2cddc1c1d54a93273dca17cf85f4fd7d239b88
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        oivrdwmhbpjavfdpjm.exe
        • Path C:\Windows\SysWOW64\oivrdwmhbpjavfdpjm.exe
        • Size 1004KB
        • SHA256 d095886750988ec8c7f5076fa391928355029e06e9242d820544b99aec6be1e1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download