wshrat | 8addeade4351ffe1663f7c10977054eb460348480ba4fcaea34c20a7d6e7d9e4

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2023 13:34

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General

Target

11252269963235765334.js
Size

21KB
MD5

ce7cfed3e965813a8050c46b5098ab9d
SHA1

aa788929ef8320180315421a8c79be2a539842eb
SHA256

8addeade4351ffe1663f7c10977054eb460348480ba4fcaea34c20a7d6e7d9e4
SHA512

379081eb4f5086b5d28d0be18304f756872827e04b65c45b46582feb53dfaa715aaa424fcd2b2d66423dc1d98623868ec65aff698bcde3367f046bfac0fa7cc2
SSDEEP

384:3/+tc8v+YhrKZKZXeX5U7CP9fD0eX5GrnB63vQOaSDsvkysjqFJ8TatW8TaUxTam:3/+tbv+YhdZXeXic9fD0eXknB6Y6Dsv7

Score

10^/10

wshrat persistence trojan

Malware Config

Extracted

Family

wshrat

http://newjspeople.duckdns.org:9072

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
8	2936	wscript.exe
22	2936	wscript.exe
23	2936	wscript.exe
24	2936	wscript.exe
25	2936	wscript.exe
26	2936	wscript.exe
27	2936	wscript.exe
28	2936	wscript.exe
29	2936	wscript.exe
30	2936	wscript.exe
31	2936	wscript.exe
32	2936	wscript.exe
36	2936	wscript.exe
37	2936	wscript.exe
38	2936	wscript.exe
39	2936	wscript.exe
40	2936	wscript.exe
43	2936	wscript.exe
44	2936	wscript.exe
45	2936	wscript.exe
46	2936	wscript.exe
47	2936	wscript.exe
48	2936	wscript.exe
49	2936	wscript.exe
50	2936	wscript.exe
51	2936	wscript.exe
52	2936	wscript.exe
53	2936	wscript.exe
57	2936	wscript.exe
58	2936	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-1-5-21-1045988481-1457812719-2617974652-1000\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\11252269963235765334.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\11252269963235765334.js	wscript.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\11252269963235765334 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\11252269963235765334.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\11252269963235765334 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\11252269963235765334.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\11252269963235765334 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\11252269963235765334.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\11252269963235765334 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\11252269963235765334.js\""	wscript.exe

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

System Information Discovery
T1082

Script User-Agent 30 IoCs

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

description	flow	ioc
HTTP User-Agent header	25	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	45	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	23	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	26	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	52	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	28	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	48	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	53	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	57	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	24	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	27	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	29	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	40	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	43	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	32	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	44	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	46	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	50	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	31	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	36	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	38	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	49	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	8	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	30	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	37	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	47	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	22	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	39	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	51	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript
HTTP User-Agent header	58	WSHRAT\|C44BEB24\|DRMVXOTS\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 15/9/2023\|JavaScript

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 2936	208	wscript.exe	82
PID 208 wrote to memory of 2936	208	wscript.exe	82

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\11252269963235765334.js
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:208
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\11252269963235765334.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  PID:2936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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\11252269963235765334.js

Filesize
21KB

MD5
ce7cfed3e965813a8050c46b5098ab9d

SHA1
aa788929ef8320180315421a8c79be2a539842eb

SHA256
8addeade4351ffe1663f7c10977054eb460348480ba4fcaea34c20a7d6e7d9e4

SHA512
379081eb4f5086b5d28d0be18304f756872827e04b65c45b46582feb53dfaa715aaa424fcd2b2d66423dc1d98623868ec65aff698bcde3367f046bfac0fa7cc2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\11252269963235765334.js

Filesize
21KB

MD5
ce7cfed3e965813a8050c46b5098ab9d

SHA1
aa788929ef8320180315421a8c79be2a539842eb

SHA256
8addeade4351ffe1663f7c10977054eb460348480ba4fcaea34c20a7d6e7d9e4

SHA512
379081eb4f5086b5d28d0be18304f756872827e04b65c45b46582feb53dfaa715aaa424fcd2b2d66423dc1d98623868ec65aff698bcde3367f046bfac0fa7cc2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\11252269963235765334.js

Filesize
21KB

MD5
ce7cfed3e965813a8050c46b5098ab9d

SHA1
aa788929ef8320180315421a8c79be2a539842eb

SHA256
8addeade4351ffe1663f7c10977054eb460348480ba4fcaea34c20a7d6e7d9e4

SHA512
379081eb4f5086b5d28d0be18304f756872827e04b65c45b46582feb53dfaa715aaa424fcd2b2d66423dc1d98623868ec65aff698bcde3367f046bfac0fa7cc2

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads