wshrat | 091e38cce27881590cddb8cb5493cc82ac3609229ec70d9b6c85da8f61a4d8e1

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
04-05-2024 01:20

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General

Target

60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js
Size

1.1MB
MD5

45ece63fd62550c00c23129d45acc6ae
SHA1

428b9734401dbb1c71cbe84894be3ac54f7f8f0f
SHA256

60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928
SHA512

35a97ce1eb9765d3f306b3478e6607889aa5130239cd85a351c81c94caf964a765db5f455c7777641996fb7f422980689be63ef3593a68c79ee275d2a7dc3935
SSDEEP

24576:xnM9UoHmc6UHyDnk8VYJH2GLvXHLmhWeWJxuLiYZZNJIMmXL/MbiHmKA63OuQFfP:xnmTGCS48ZorOWe6jeZNJIpXjMbiHmKk

Score

10^/10

wshrat execution persistence trojan

Malware Config

Extracted

Family

wshrat

http://masterokrwh.duckdns.org:8426

Signatures

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

Blocklisted process makes network request 31 IoCs

flow	pid	Process
4	4244	wscript.exe
6	4244	wscript.exe
7	4244	wscript.exe
13	4244	wscript.exe
34	4244	wscript.exe
41	4244	wscript.exe
42	4244	wscript.exe
43	4244	wscript.exe
44	4244	wscript.exe
57	4244	wscript.exe
59	4244	wscript.exe
60	4244	wscript.exe
61	4244	wscript.exe
62	4244	wscript.exe
63	4244	wscript.exe
68	4244	wscript.exe
76	4244	wscript.exe
77	4244	wscript.exe
78	4244	wscript.exe
79	4244	wscript.exe
84	4244	wscript.exe
86	4244	wscript.exe
97	4244	wscript.exe
98	4244	wscript.exe
99	4244	wscript.exe
100	4244	wscript.exe
101	4244	wscript.exe
102	4244	wscript.exe
103	4244	wscript.exe
104	4244	wscript.exe
105	4244	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js\""	wscript.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
5	pastebin.com
7	pastebin.com

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
3	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

Script User-Agent 30 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	60	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	62	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	77	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	97	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	59	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	42	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	43	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	61	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	68	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	78	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	86	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	100	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	34	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	79	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	101	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	103	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	104	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	57	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	98	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	99	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	84	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	105	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	13	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	41	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	44	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	7	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	76	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	102	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	63	WSHRAT\|02B75337\|QHTZQASZ\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4244

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928.js

Filesize
1.1MB

MD5
45ece63fd62550c00c23129d45acc6ae

SHA1
428b9734401dbb1c71cbe84894be3ac54f7f8f0f

SHA256
60413aef500d578efcf2ce776c02d9d6b29ec0d1070ea7d758b6c5a3544e7928

SHA512
35a97ce1eb9765d3f306b3478e6607889aa5130239cd85a351c81c94caf964a765db5f455c7777641996fb7f422980689be63ef3593a68c79ee275d2a7dc3935

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads