wshrat | 7133dc35b5ca15d27934a2ebaeb71ca36987752e34b65f87a9507ac02381a9e1

General

Target

Quotation_Request.js
Size

1.1MB
MD5

2ccb346e287c2eaaf1954e289d85bb90
SHA1

589b523fdf4feadab37b5ca37f3940b9e068935a
SHA256

7133dc35b5ca15d27934a2ebaeb71ca36987752e34b65f87a9507ac02381a9e1
SHA512

7219218464cbc5b14c33a7b41208ce23608931c6d9e9bd7524f72039d0cb016e256e0f18b3d3f6140a50e058f01d21a5b275a89406b88c0b347b24d6c44efca4
SSDEEP

6144:QQ87FYrGNaJRpypQNKpSoZWaOHWFgqvUe/i7EnI1jtImrA/dgtrltwgV2X4EJIgq:T61wzl

Score

10^/10

wshrat trojan

Malware Config

Extracted

Family

wshrat

C2

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 22 IoCs

flow	pid	Process
10	3784	wscript.exe
13	3784	wscript.exe
18	3784	wscript.exe
19	3784	wscript.exe
26	3784	wscript.exe
27	3784	wscript.exe
31	3784	wscript.exe
35	3784	wscript.exe
44	3784	wscript.exe
58	3784	wscript.exe
69	3784	wscript.exe
71	3784	wscript.exe
73	3784	wscript.exe
75	3784	wscript.exe
76	3784	wscript.exe
78	3784	wscript.exe
79	3784	wscript.exe
81	3784	wscript.exe
83	3784	wscript.exe
85	3784	wscript.exe
86	3784	wscript.exe
88	3784	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-1-5-21-2275444769-3691835758-4097679484-1000\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\Quotation_Request.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Quotation_Request.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
9	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 21 IoCs

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

description	flow	ioc
HTTP User-Agent header	27	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	71	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	73	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	86	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	88	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	18	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	19	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	26	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	58	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	69	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	75	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	76	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	81	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	13	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	31	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	35	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	85	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	79	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	83	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	44	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	78	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 26/5/2023\|JavaScript-v3.4\|IN:India

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 3784	2028	wscript.exe	85
PID 2028 wrote to memory of 3784	2028	wscript.exe	85

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Quotation_Request.js
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Quotation_Request.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  PID:3784

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\Quotation_Request.js

Filesize
1.1MB

MD5
2ccb346e287c2eaaf1954e289d85bb90

SHA1
589b523fdf4feadab37b5ca37f3940b9e068935a

SHA256
7133dc35b5ca15d27934a2ebaeb71ca36987752e34b65f87a9507ac02381a9e1

SHA512
7219218464cbc5b14c33a7b41208ce23608931c6d9e9bd7524f72039d0cb016e256e0f18b3d3f6140a50e058f01d21a5b275a89406b88c0b347b24d6c44efca4

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Quotation_Request.js

Filesize
1.1MB

MD5
2ccb346e287c2eaaf1954e289d85bb90

SHA1
589b523fdf4feadab37b5ca37f3940b9e068935a

SHA256
7133dc35b5ca15d27934a2ebaeb71ca36987752e34b65f87a9507ac02381a9e1

SHA512
7219218464cbc5b14c33a7b41208ce23608931c6d9e9bd7524f72039d0cb016e256e0f18b3d3f6140a50e058f01d21a5b275a89406b88c0b347b24d6c44efca4

Download Submit
C:\Users\Admin\AppData\Roaming\Quotation_Request.js

Filesize
1.1MB

MD5
2ccb346e287c2eaaf1954e289d85bb90

SHA1
589b523fdf4feadab37b5ca37f3940b9e068935a

SHA256
7133dc35b5ca15d27934a2ebaeb71ca36987752e34b65f87a9507ac02381a9e1

SHA512
7219218464cbc5b14c33a7b41208ce23608931c6d9e9bd7524f72039d0cb016e256e0f18b3d3f6140a50e058f01d21a5b275a89406b88c0b347b24d6c44efca4

Download Submit

Analysis

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