wshrat | 3aba14649b590ad2ae66902bcb8f5411ec579df5de9e7edb543eafe1183eeec7

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
25/03/2025, 19:08

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General

Target

d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js
Size

217KB
MD5

2852bd566a1ec01b41c53e4e738c6f4a
SHA1

f777cd9e907866bfb9e5513c94fc84f2dcd2cd3a
SHA256

d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb
SHA512

f1a75eb649375c2dd18072977e8ebd04988c705a3ecbca10e5cf5bda1e5886e26d66380467d221efbbaf3137128fda8fe62af61f728769dd47abfd79bf0f7e17
SSDEEP

6144:PpHgleX3reXhf6Z9pQDBvR4nRHFPAeRJAklgF2GuuZl:huf6ZUDJ6nlTrl029A

Score

10^/10

wshrat execution persistence trojan

Malware Config

Signatures

WSHRAT
WSHRAT is a variant of Houdini worm and has vbs and js variants.
trojan wshrat

WSHRAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000800000002425e-2.dat	family_wshrat

Wshrat family
wshrat

Blocklisted process makes network request 1 IoCs

flow	pid	Process
6	768	wscript.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3446877943-4095308722-756223633-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js	wscript.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3446877943-4095308722-756223633-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3446877943-4095308722-756223633-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js\""	wscript.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
5	ip-api.com

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

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 768	2984	wscript.exe	86
PID 2984 wrote to memory of 768	2984	wscript.exe	86

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  PID:768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

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

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb.js

Filesize
217KB

MD5
2852bd566a1ec01b41c53e4e738c6f4a

SHA1
f777cd9e907866bfb9e5513c94fc84f2dcd2cd3a

SHA256
d56c3c009248c55acb99fa5d7c66ca8d6555a3559b66b69aeff99327aa9e2beb

SHA512
f1a75eb649375c2dd18072977e8ebd04988c705a3ecbca10e5cf5bda1e5886e26d66380467d221efbbaf3137128fda8fe62af61f728769dd47abfd79bf0f7e17

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads