wshrat | d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e

General

Target

d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js
Size

615KB
MD5

8dcc2c7236870e00097d09cadc066b03
SHA1

2c9868c25000e2d7801dc9fd431d6ba99b694e16
SHA256

d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e
SHA512

918ee5a3a83fcbc098b294077c0fd5888ccc05e0785ef749c788be763ddd2750fe6daa67904b9de2d77cdb9dfab4dc7b65db25e1c18ab5d33f969e81fdae9cf5
SSDEEP

12288:fYeIrWr/qRigAyX/kngXFbjTLvaH28nZH19Iimg0VtxWvTbxzOObcizI/mofdEMp:fYeIrWr/qRigAyX/kngXFbjTLvaH28ng

Score

10^/10

wshrat execution persistence trojan

Malware Config

Extracted

Family

wshrat

C2

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 27 IoCs

flow	pid	Process
2	2816	wscript.exe
5	2816	wscript.exe
6	2816	wscript.exe
8	2816	wscript.exe
11	2816	wscript.exe
12	2816	wscript.exe
13	2816	wscript.exe
14	2816	wscript.exe
31	2816	wscript.exe
32	2816	wscript.exe
33	2816	wscript.exe
34	2816	wscript.exe
35	2816	wscript.exe
36	2816	wscript.exe
37	2816	wscript.exe
38	2816	wscript.exe
39	2816	wscript.exe
40	2816	wscript.exe
48	2816	wscript.exe
49	2816	wscript.exe
50	2816	wscript.exe
51	2816	wscript.exe
52	2816	wscript.exe
53	2816	wscript.exe
54	2816	wscript.exe
55	2816	wscript.exe
56	2816	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.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-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js\""	wscript.exe

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

Web Service

T1102

flow	ioc
3	pastebin.com
6	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
1	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 26 IoCs

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

description	flow	ioc
HTTP User-Agent header	53	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	54	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	36	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	50	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	55	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	35	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	48	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	5	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	14	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	12	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	39	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	40	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	11	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	52	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	51	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	33	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	34	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	37	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	38	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	49	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	56	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	8	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	31	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	13	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	32	WSHRAT\|64D1F064\|LLXDHEWC\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 3/5/2024\|JavaScript-v3.4\|GB:United Kingdom

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

JavaScript

1

T1059.007

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e.js

Filesize
615KB

MD5
8dcc2c7236870e00097d09cadc066b03

SHA1
2c9868c25000e2d7801dc9fd431d6ba99b694e16

SHA256
d968cf117419570bc67f57a2be52a648d2253346fd60489c06435fdbe518c61e

SHA512
918ee5a3a83fcbc098b294077c0fd5888ccc05e0785ef749c788be763ddd2750fe6daa67904b9de2d77cdb9dfab4dc7b65db25e1c18ab5d33f969e81fdae9cf5

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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