f991d6550ae2cc35d8f879091a17e960b16c55d4eab6011819c68ebebfdb9118

Analysis

max time kernel
299s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
11/10/2026, 16:22

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General

Target
PO 26001363-1367.js
Size 3.4MB
Sample261011-tvnsysdc25
SHA256 f991d6550ae2cc35d8f879091a17e960b16c55d4eab6011819c68ebebfdb9118
MD5 c21b51f902d93e77a0ffd96325efcb3c
SHA1 ed4aa777cd0709f49faabaaac6c6ba58459c3cf4
SHA512 c3ade0afb6f24608f8396ca51ab99acd9638dfb983ffc525263ae6582ead685b089e61c2fd010cf41cb3c738cce9f6b94005aaac42cb6f5b287a51dd9998cb66
SSDEEP 98304:DPTFWY4N6bWO12XWOgDcZ2wNyX+A292GU6N1a/uu+fFi4ZEp6mIiFnP5wbUDlZJr:DPMY4N6jWRjaSi4yImj5wUh3AyGjJQPD
TLSH
T1CDF5951ED72C8E2D309F39CD6F5181F5DECFB70A90448BD36161DB69A394CA98E423A1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery execution persistence ransomware

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4928	WSNSLAKOJQUNDHOW.exe

Loads dropped DLL 1 IoCs

pid	Process
4928	WSNSLAKOJQUNDHOW.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4928 set thread context of 4904	4928	WSNSLAKOJQUNDHOW.exe	91

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WSNSLAKOJQUNDHOW.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4904	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4904	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 4928	4912	wscript.exe	90
PID 4928 wrote to memory of 4904	4928	WSNSLAKOJQUNDHOW.exe	91
PID 4928 wrote to memory of 4904	4928	WSNSLAKOJQUNDHOW.exe	91
PID 4928 wrote to memory of 4904	4928	WSNSLAKOJQUNDHOW.exe	91
PID 4928 wrote to memory of 4904	4928	WSNSLAKOJQUNDHOW.exe	91
PID 4928 wrote to memory of 4904	4928	WSNSLAKOJQUNDHOW.exe	91

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

Query Registry
T1012
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

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\PO 26001363-1367.js"
1⤵
- Suspicious use of WriteProcessMemory
PID:4912
- C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.exe
  "C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.exe" "C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.ini"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4928
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:4904

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

WSNSLAKOJQUNDHOW.exe

Path C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.exe
Size 957KB
SHA256 bdd2b7236a110b04c288380ad56e8d7909411da93eed2921301206de0cb0dda1
MD5 279274f8a137bf31425a9c2c14444b66
SHA1 6f7f971406854309d94139aa70bdc772308aff52
SHA512 2e69e99ae2c2f0c3361351853ecfcd1982ea542ef8aff9314e991642f106a87d45479f21f53367ad93b29ce9d98b60706ff9554a9c9d2a793fbed1589b90a85d
SSDEEP 24576:8SmEH7kpRArkvBz1oxovFDVeAj2HoB3a33rfBH:827kpRA4R1oGDVeQXsrf
TLSH
T11B259E0373D18022FF93A9721E5FE72656BC6D2A0323956F13D81EB9F9305B14A1E672
MD5 SHA1 SHA512 SSDEEP TLSH

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WSNSLAKOJQUNDHOW.ini

Path C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.ini
Size 3KB
SHA256 c72a53aac610267bd35cba0a71e1fbd3ab1caeab12c8713321cdf125d30bf8bd
MD5 7480b12b5426b4b8709054b41c18d59a
SHA1 91b156e34a015ad72d4d37d23ea3df91967c7a9f
SHA512 71ec8f4162aa40d83fe99e9249c56048d2ef5a9cdf1e8a7851b68995efc38c20f1e55bb9d6f7965a8fc228d62c3d6e6fd408578d32b7496a27555bb56842a908
TLSH
T1B761DFA9AE5356EF3889811B8815C55FE2BC27B5C2EE44C2F5172F6F400C36DDA92232
MD5 SHA1 SHA512 TLSH

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WSNSLAKOJQUNDHOW.zip

Path C:\ProgramData\WSNSLAKOJQUNDHOW\WSNSLAKOJQUNDHOW.zip
Size 551KB
SHA256 0d50c30baad37562ef5a89db9801ac1557f456c2ebc34cb5104744d885cc3d55
MD5 2fde78059055d6de96291fa907683f9e
SHA1 94702e8262375bdfc8fee9d39ba9686b8d58615d
SHA512 89d743148a2a03cc7d72528a7c278c0734eb9b4b28f4c1dfd1c100145d614df00feb526cd9bcba816a2a28330e078cf0e66a5da0768e4f5ef04fecc45cfaeed1
SSDEEP 12288:VGu9jKTiz932O/zKpU9KYulHsQ76C/1awdb/Sh5s3q0O2DFP:4u+AX/O2sKQeC/1awMh5sndDZ
TLSH
T15FC423BE96404569F1E308F5CB86CAB0E08E7CE37198A8A35D57C4512CE6A2B7FF4117
MD5 SHA1 SHA512 SSDEEP TLSH

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environment.ini

Path C:\ProgramData\WSNSLAKOJQUNDHOW\environment.ini
Size 738KB
SHA256 8c8710ad5da5bb0eb53705aac95ea4fecd66abd0d8c9ae7c23ddbeaaa073a3d9
MD5 1c20e5fa867727cf1be0cef487787afd
SHA1 68730911214fe473cdce5ad94ea70bf2f59d2aa4
SHA512 a6c7a3b9696813f4f9fc671bcbd371d9c3dff8e241be21b4003520048045c121268fabbac589fa3aac76cc1a084bf8a521dd764f5a8528da2ff067909a648c6e
SSDEEP 12288:i5e59VvZqk9o22DBKjbt2q+xQ8Uow74uCKtO65IJLk3KYxx6uYBR3AQVdx8t+hou:tnVgksDyhb+i8z/rX
TLSH
T1C3F48D5DDFB6BC1CB54043A8296A3DD81485E2EE520D63F9F1BE5CD921C32EC5C861E2
MD5 SHA1 SHA512 SSDEEP TLSH

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vcruntime140.dll

Path C:\ProgramData\WSNSLAKOJQUNDHOW\vcruntime140.dll
Size 524KB
SHA256 e1a946cb639775802a457bd35f4c3fa7cfe0b1e20f1db1c3648b6a4d4d3de013
MD5 a95974d53a3322a09516b84dd6f3db0e
SHA1 a1a9fcc77463c000bbbb38bf79f9fb4f462e03d3
SHA512 cbd68f18d11e251262d54acad477f7c571735fc67901933771119a9f03232d29453b3a21731e26f56bb27e4541e6727362b3664970f58fd27aa214cff4b9d81c
SSDEEP 6144:OblaXMYq62lyMRvfW4RSyG80SEmecPO++gqHmK91fHT7J2D:8a5HYy0vfWfyGRnCWnjZT70
TLSH
T1B8B4D63BD20391B6C4473733064BA09F31685719C4217F6F9E9C2D98F73AE50EA692A7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4904-63-0x0000000000400000-0x0000000000488000-memory.dmp

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memory/4904-65-0x0000000000400000-0x0000000000488000-memory.dmp

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memory/4904-82-0x0000000000400000-0x0000000000488000-memory.dmp

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memory/4928-61-0x00000000FF860000-0x00000000FF870000-memory.dmp

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memory/4928-62-0x00000000FF860000-0x00000000FF870000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads