wshrat | 64271b2cc7849f1e9ea9d881f6014af70db7800dd86397437342b11ac6ed9d64

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
18-02-2023 08:28

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General

Target

ORDER-230217A.vbs
Size

198KB
MD5

cabfb532b1a74b86c6e2bda9d2085079
SHA1

076889ea3c5850677c67fad271028d717c21a37e
SHA256

64271b2cc7849f1e9ea9d881f6014af70db7800dd86397437342b11ac6ed9d64
SHA512

44e3024f159cd82f0b6886e51a2aed74613315f06a8d15e9a21c4e2e7967048d4c0b29f6ce431d64cc4b42bb8b9410a4afbb495c283fff136744a479f8397fd2
SSDEEP

384:g0EW3eLEL8Og4Rw1BMUsQ9JT2dR02zqB7L7cKF5B7A7MR9+0Kg0Bhpt7wp2k5V+0:g0ET1Epbhuh5mQBnF

Score

10^/10

wshrat persistence trojan

Malware Config

Extracted

Family

wshrat

http://chongmei33.publicvm.com:7045

Signatures

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

Blocklisted process makes network request 24 IoCs

flow	pid	Process
5	632	WScript.exe
8	632	WScript.exe
19	632	WScript.exe
29	632	WScript.exe
32	632	WScript.exe
54	632	WScript.exe
55	632	WScript.exe
58	632	WScript.exe
61	632	WScript.exe
64	632	WScript.exe
65	632	WScript.exe
68	632	WScript.exe
72	632	WScript.exe
81	632	WScript.exe
90	632	WScript.exe
98	632	WScript.exe
107	632	WScript.exe
115	632	WScript.exe
117	632	WScript.exe
118	632	WScript.exe
119	632	WScript.exe
120	632	WScript.exe
121	632	WScript.exe
122	632	WScript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER-230217A.vbs	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER-230217A.vbs	WScript.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\software\microsoft\windows\currentversion\run	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER-230217A = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ORDER-230217A.vbs\""	WScript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	WScript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER-230217A = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ORDER-230217A.vbs\""	WScript.exe

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

System Information Discovery
T1082

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ORDER-230217A.vbs"
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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