63e7fd8f9e880643d8fd7c898bfb81f40dcb5daaf865088edfd825f17abf407a

Resubmissions

24/10/2026, 00:20

261024-amsbma1xay6

20/10/2026, 16:07

261020-tk3jcsssdw6

Analysis

max time kernel
150s
max time network
143s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260911-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
20/10/2026, 16:07

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General

Target
WinLock1.exe
Size 209KB
Sample261020-tk3jcsssdw
SHA256 63e7fd8f9e880643d8fd7c898bfb81f40dcb5daaf865088edfd825f17abf407a
MD5 2ce32004b68af88ffe4cf1431960ee8f
SHA1 21af4cde93810f8be5bfd3c3e71863468ed17073
SHA512 16e1d15dfef43174a4fbb17eaeff2d197cad9aef56ed82ed1ba9835c01fe91895e930b1dec37d71fd4d8e1b16edcefa365e39a4eaa389a2c805c4b975bb14b8d
SSDEEP 6144:NEhfGkHBdZynRtjUax9aygCSCpMW90KImQijnfbgL:S++doj
TLSH
T166244D98136AC93DC2BE27BED0A611060BF0B217D503E75CAFF8A0E66D37711A715A47
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

defense_evasion discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 10 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_3 = "windowsx-c.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_7 = "ux-cryptor.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_8 = "crypt0rsx.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsInstaller = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock1.exe\" -startup"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSEdgeUpdateX = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinLock1.exe\""	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_2 = "taskhost.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_4 = "System.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_5 = "_default64.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_6 = "native.exe"	WinLock1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2814447569-4053889695-374664695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WIN32_1 = "AWindowsService.exe"	WinLock1.exe

Hide Artifacts: Hidden Files and Directories 1 TTPs 6 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1488	cmd.exe
384	cmd.exe
2168	cmd.exe
1456	cmd.exe
2036	cmd.exe
2768	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	WinLock1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	WinLock1.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
2172	taskkill.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1048	WinLock1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1048	WinLock1.exe
Token: SeDebugPrivilege	2172	taskkill.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 1488	1048	WinLock1.exe	83
PID 1048 wrote to memory of 2768	1048	WinLock1.exe	84
PID 1048 wrote to memory of 2036	1048	WinLock1.exe	85
PID 1048 wrote to memory of 1456	1048	WinLock1.exe	86
PID 1048 wrote to memory of 2168	1048	WinLock1.exe	87
PID 1048 wrote to memory of 384	1048	WinLock1.exe	88
PID 1048 wrote to memory of 2172	1048	WinLock1.exe	89
PID 2768 wrote to memory of 3864	2768	cmd.exe	107
PID 384 wrote to memory of 2916	384	cmd.exe	108
PID 1488 wrote to memory of 864	1488	cmd.exe	109
PID 2168 wrote to memory of 1584	2168	cmd.exe	110
PID 1456 wrote to memory of 2756	1456	cmd.exe	111
PID 2768 wrote to memory of 4804	2768	cmd.exe	112
PID 384 wrote to memory of 224	384	cmd.exe	113
PID 2036 wrote to memory of 3104	2036	cmd.exe	114
PID 2036 wrote to memory of 4888	2036	cmd.exe	117
PID 1488 wrote to memory of 3428	1488	cmd.exe	118
PID 2168 wrote to memory of 612	2168	cmd.exe	119
PID 1456 wrote to memory of 1660	1456	cmd.exe	120

Views/modifies file attributes 1 TTPs 12 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
2916	attrib.exe
2756	attrib.exe
4804	attrib.exe
224	attrib.exe
4888	attrib.exe
1660	attrib.exe
3864	attrib.exe
864	attrib.exe
1584	attrib.exe
3104	attrib.exe
612	attrib.exe
3428	attrib.exe

C:\Users\Admin\AppData\Local\Temp\WinLock1.exe
"C:\Users\Admin\AppData\Local\Temp\WinLock1.exe"
1⤵
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c F: & attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:1488
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:864
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:3428
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd "%userprofile%\desktop"&attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:3864
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:4804
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd "%systemdrive%\Users\Public\Desktop"&attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:3104
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:4888
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd "%userprofile%\downloads"&attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:1456
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:2756
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:1660
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd "%userprofile%\documents"&attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:1584
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:612
- C:\Windows\SYSTEM32\cmd.exe
  cmd.exe /c cd "%userprofile%"&attrib +h +s +r +i /D & echo [%RANDOM%] aga popalsya chiter pishi v tg @ArXexit ili pizda vinde 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
  2⤵
  - Hide Artifacts: Hidden Files and Directories
  - Suspicious use of WriteProcessMemory
  PID:384
- - C:\Windows\system32\attrib.exe
    attrib +h +s +r +i /D
    3⤵
    - Views/modifies file attributes
    PID:2916
- - C:\Windows\system32\attrib.exe
    attrib -h +s +r info-Locker.txt
    3⤵
    - Views/modifies file attributes
    PID:224
- C:\Windows\SYSTEM32\taskkill.exe
  taskkill.exe /im Explorer.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:2172

C:\Users\Admin\AppData\Local\Temp\WinLock1.exe
"C:\Users\Admin\AppData\Local\Temp\WinLock1.exe" -startup
1⤵
PID:3112

C:\Users\Admin\AppData\Local\Temp\WinLock1.exe
"C:\Users\Admin\AppData\Local\Temp\WinLock1.exe"
1⤵
PID:4112

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

WinLock1.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\WinLock1.exe.log
Size 1KB
SHA256 77071d2e1fdfc305512f111f44cebf7231f696c3bed3cdf5fd369b4485330d9c
MD5 b2385a5c9864a22996a735d92ea0bbea
SHA1 6102095de817c5118b2daff432176cb1a6c31e70
SHA512 9e4b1da35348bc9e047334082a56a765d8dbcbd86594818f1dddbc46fbb6279f4389333d6fd2567466f948d1f62f0af343e48474c98c0d148f4e27ae8a2a2816
TLSH
T1D531DC7022B6B1D889023F470C6D29C417BF4329B560AE0CBAA8525EDD2B0175F323F3
MD5 SHA1 SHA512 TLSH

Submit Download

info-Locker.txt

Path C:\Users\Admin\info-Locker.txt
Size 67B
SHA256 611688fe64a094e563589a55fe15c67a65fb7573d4d70c2d6c8b8643072f2cf7
MD5 5c17ee611bce65e23037f529835c5fbe
SHA1 e9222ec6f07455d400810bdb4482a3f1c043b364
SHA512 31326e45824e0c66740818a19a3858f8bca579f5d3aab9397182f7a2c166f39f705b3f9f79c6d929a1a4ea826b3ecb7f03578a4c66290e3d913955dc37f011db
TLSH
T1ACA022280F0020B3C8300302EB0CF83B000FCC2CF8022B23820A03A083830A8BBBC330
MD5 SHA1 SHA512 TLSH

Submit Download

info-Locker.txt

Path C:\Users\Public\Desktop\info-Locker.txt
Size 67B
SHA256 ca4c214ad958947d91b36cabbf1de59140a0d342e93ffa83d1b2586d51a04c3b
MD5 5ff607d9f16b8e514bc33775ca407f7a
SHA1 833e88ca458cda41b5ed64f5d4a80ce4a4cca39e
SHA512 bca0b636ca4c46cc2b71c41fca569d5313ed776f226c6695856fab2769dafe3ae0ac5e0db63aa12feefdf019759f9c7be6550a859f835c37f83f692fd5ff3438
TLSH
T1C0A011280A0020A288300202A208A82A000ACC28F8022B22820A23A0828B0A8BAAC220
MD5 SHA1 SHA512 TLSH

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memory/1048-0-0x0000000000DF0000-0x0000000000E2A000-memory.dmp

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memory/1048-1-0x000000001BB60000-0x000000001BB70000-memory.dmp

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memory/1048-3-0x000000001BB60000-0x000000001BB70000-memory.dmp

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memory/1048-20-0x000000001BB60000-0x000000001BB70000-memory.dmp

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memory/1048-21-0x000000001BB60000-0x000000001BB70000-memory.dmp

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memory/1048-22-0x000000001BB60000-0x000000001BB70000-memory.dmp

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memory/1048-23-0x000000001BB60000-0x000000001BB70000-memory.dmp

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