wshrat | ba6e9387e0532f28f102888be55c228f62286e7cf5aa4f69ed5827940d72ec41

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04-05-2024 01:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js
Size

615KB
MD5

0b7c8b483dbe9dd80dcfc2efc2fe3595
SHA1

097e1054b08e5b6e454def018a04e865fb02874c
SHA256

019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258
SHA512

118be8d4c92581e3f51330eebfd5e7c5549e21b5d466d68799ddd6e7dc47b82e08f1924fabb7f049e0739da6f079983f4a2b87ab2957dc260b4763362406a321
SSDEEP

12288:rYeIrWr/qRigAyX/kngXFbjTLvaH28nZH19Iimg0VtxWvTbxzOObcizI/mofdEMt:rYeIrWr/qRigAyX/kngXFbjTLvaH28nQ

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 30 IoCs

flow	pid	Process
3	1932	wscript.exe
7	1932	wscript.exe
8	1932	wscript.exe
10	1932	wscript.exe
11	1932	wscript.exe
12	1932	wscript.exe
14	1932	wscript.exe
15	1932	wscript.exe
16	1932	wscript.exe
18	1932	wscript.exe
19	1932	wscript.exe
20	1932	wscript.exe
22	1932	wscript.exe
23	1932	wscript.exe
24	1932	wscript.exe
26	1932	wscript.exe
27	1932	wscript.exe
28	1932	wscript.exe
30	1932	wscript.exe
31	1932	wscript.exe
32	1932	wscript.exe
34	1932	wscript.exe
35	1932	wscript.exe
36	1932	wscript.exe
38	1932	wscript.exe
39	1932	wscript.exe
40	1932	wscript.exe
42	1932	wscript.exe
43	1932	wscript.exe
44	1932	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js\""	wscript.exe

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

Web Service

T1102

flow	ioc
6	pastebin.com
8	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
2	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 29 IoCs

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

description	flow	ioc
HTTP User-Agent header	10	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	15	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	18	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	20	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	27	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|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	19	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	28	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	31	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	32	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	12	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	26	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	36	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	44	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	22	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	40	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	42	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	39	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	34	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	16	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	11	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	14	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	23	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	24	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	30	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	35	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	38	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 4/5/2024\|JavaScript-v3.4\|GB:United Kingdom
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	43	WSHRAT\|688E6B44\|HKULBIBU\|Admin\|Microsoft Windows 7 Ultimate \|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\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1932

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258.js

Filesize
615KB

MD5
0b7c8b483dbe9dd80dcfc2efc2fe3595

SHA1
097e1054b08e5b6e454def018a04e865fb02874c

SHA256
019e983d91ef29bce54e750ec620a7e63418f34c9a393f3f44e11cbfa39c2258

SHA512
118be8d4c92581e3f51330eebfd5e7c5549e21b5d466d68799ddd6e7dc47b82e08f1924fabb7f049e0739da6f079983f4a2b87ab2957dc260b4763362406a321

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads