wshrat | af8168e035939256e97650454e425e61c561576570f82bc440327a2347d8966a

Analysis

max time kernel
146s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01-06-2023 14:55

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General

Target

Request For Quotation.js
Size

926KB
MD5

e1fce1614b7ce17de7b7de01ebcbf1a9
SHA1

83ca60f9e8e25437881338b8af9f8136b4925980
SHA256

af8168e035939256e97650454e425e61c561576570f82bc440327a2347d8966a
SHA512

6b9ba0e52ca0247d85aed3f3f4e00b294e595ddcb118992dc4cb315513dbb50188d7064a044b329b029929ddb5c1da7500a30de23a1d3e0de35385b4950bf66d
SSDEEP

6144:QQPrN4dEtorFCPqFnJKw1KYWn8b69Va0qP2XEhvv0QQpv+HtXoQZybO2slkTZJ3b:TuWUrA

Score

10^/10

wshrat trojan

Malware Config

Extracted

Family

wshrat

http://harold.2waky.com:3609

Signatures

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

Blocklisted process makes network request 13 IoCs

flow	pid	Process
13	2104	wscript.exe
16	2104	wscript.exe
20	2104	wscript.exe
28	2104	wscript.exe
30	2104	wscript.exe
32	2104	wscript.exe
33	2104	wscript.exe
37	2104	wscript.exe
40	2104	wscript.exe
47	2104	wscript.exe
48	2104	wscript.exe
50	2104	wscript.exe
51	2104	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-1-5-21-144354903-2550862337-1367551827-1000\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\Request For Quotation.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Request For Quotation.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
12	ip-api.com

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

System Information Discovery
T1082

Script User-Agent 11 IoCs

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

description	flow	ioc
HTTP User-Agent header	28	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	33	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	37	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	40	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	47	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	48	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	51	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	16	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	20	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	32	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	50	WSHRAT\|10B1D74F\|TLGENAJY\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 1/6/2023\|JavaScript-v3.4\|IN:India

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 2104	1792	wscript.exe	87
PID 1792 wrote to memory of 2104	1792	wscript.exe	87

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Request For Quotation.js"
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Request For Quotation.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  PID:2104

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Microsoft\Windows\Start Menu\Programs\Startup\Request For Quotation.js

Filesize
926KB

MD5
e1fce1614b7ce17de7b7de01ebcbf1a9

SHA1
83ca60f9e8e25437881338b8af9f8136b4925980

SHA256
af8168e035939256e97650454e425e61c561576570f82bc440327a2347d8966a

SHA512
6b9ba0e52ca0247d85aed3f3f4e00b294e595ddcb118992dc4cb315513dbb50188d7064a044b329b029929ddb5c1da7500a30de23a1d3e0de35385b4950bf66d

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C:\Users\Admin\AppData\Roaming\Request For Quotation.js

Filesize
926KB

MD5
e1fce1614b7ce17de7b7de01ebcbf1a9

SHA1
83ca60f9e8e25437881338b8af9f8136b4925980

SHA256
af8168e035939256e97650454e425e61c561576570f82bc440327a2347d8966a

SHA512
6b9ba0e52ca0247d85aed3f3f4e00b294e595ddcb118992dc4cb315513dbb50188d7064a044b329b029929ddb5c1da7500a30de23a1d3e0de35385b4950bf66d

Download Submit