wshrat | 6ce2e7208cceb1b481306e5ccd7e8a8622567926cb3e8cdf442a4e2b94d8d97a

General

Target

Request For Quotation.js
Size

899KB
MD5

7fc3ab727001bb3f552bee872b7c90a7
SHA1

f0fa0bdb338ecb45308bc83718559265077b9a86
SHA256

6ce2e7208cceb1b481306e5ccd7e8a8622567926cb3e8cdf442a4e2b94d8d97a
SHA512

13711dca473fc99c572273189531d45d037858c7fb2406c5457e9244aec2c15bd3cf20c6307fe10606a2b1ce3af911d06390f71c93f44f554fdf19f4c82ec24a
SSDEEP

6144:QQ5r1A7G9u13eV4pO5SolqKCvOZYuHYKq/ofQZvN0+QPJkh3dqYB2r8YOdchB1VF:TJ

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 25 IoCs

flow	pid	Process
4	972	wscript.exe
6	972	wscript.exe
7	972	wscript.exe
8	972	wscript.exe
10	972	wscript.exe
12	972	wscript.exe
13	972	wscript.exe
15	972	wscript.exe
16	972	wscript.exe
17	972	wscript.exe
19	972	wscript.exe
20	972	wscript.exe
21	972	wscript.exe
23	972	wscript.exe
24	972	wscript.exe
25	972	wscript.exe
27	972	wscript.exe
28	972	wscript.exe
29	972	wscript.exe
31	972	wscript.exe
32	972	wscript.exe
33	972	wscript.exe
35	972	wscript.exe
36	972	wscript.exe
37	972	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
3	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 23 IoCs

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

description	flow	ioc
HTTP User-Agent header	8	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	20	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	27	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	28	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	35	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	16	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	19	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	25	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	33	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	6	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	7	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	10	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	12	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	13	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	17	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	21	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	29	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	32	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	36	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	15	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	23	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	24	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India
HTTP User-Agent header	31	WSHRAT\|7031BB36\|BPOQNXYB\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 25/5/2023\|JavaScript-v3.4\|IN:India

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1320 wrote to memory of 972	1320	wscript.exe	29
PID 1320 wrote to memory of 972	1320	wscript.exe	29
PID 1320 wrote to memory of 972	1320	wscript.exe	29

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Request For Quotation.js"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:1320
- 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:972

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Request For Quotation.js

Filesize
899KB

MD5
7fc3ab727001bb3f552bee872b7c90a7

SHA1
f0fa0bdb338ecb45308bc83718559265077b9a86

SHA256
6ce2e7208cceb1b481306e5ccd7e8a8622567926cb3e8cdf442a4e2b94d8d97a

SHA512
13711dca473fc99c572273189531d45d037858c7fb2406c5457e9244aec2c15bd3cf20c6307fe10606a2b1ce3af911d06390f71c93f44f554fdf19f4c82ec24a

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

Filesize
899KB

MD5
7fc3ab727001bb3f552bee872b7c90a7

SHA1
f0fa0bdb338ecb45308bc83718559265077b9a86

SHA256
6ce2e7208cceb1b481306e5ccd7e8a8622567926cb3e8cdf442a4e2b94d8d97a

SHA512
13711dca473fc99c572273189531d45d037858c7fb2406c5457e9244aec2c15bd3cf20c6307fe10606a2b1ce3af911d06390f71c93f44f554fdf19f4c82ec24a

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

Filesize
899KB

MD5
7fc3ab727001bb3f552bee872b7c90a7

SHA1
f0fa0bdb338ecb45308bc83718559265077b9a86

SHA256
6ce2e7208cceb1b481306e5ccd7e8a8622567926cb3e8cdf442a4e2b94d8d97a

SHA512
13711dca473fc99c572273189531d45d037858c7fb2406c5457e9244aec2c15bd3cf20c6307fe10606a2b1ce3af911d06390f71c93f44f554fdf19f4c82ec24a

Download Submit

Analysis

Sharing