wshrat | a71299692434556a06c5bc37082b91bf7736311070556390fa34cedcd44cd976

Analysis

max time kernel
151s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2023, 09:12

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General

Target
ORDER_231804_List.vbs
Size 249KB
Sample230507-k6hxeade35
SHA256 173136a6c173363068e7d7d16907f7fa38ec0d717dff663057304ee54adde4d7
MD5 6afc65fd8742615b1505ec80ed3b40f6
SHA1 5731e7270d31672ba15f038271d16da68d56e148
SHA512 74c54092827e8f9e386381c64a8639b8d58a4e42fc608fad2687a127e5395de99c99f543f760e40029f830daa63faf49ecc9847476d0514eaaa825605cc52e25
SSDEEP 768:se4mo/QE6/2eWU6c25NXZ1kSEHSTYeB/AiAkpjXnd/NC:Td2tHuSg
MD5 SHA1 SHA512 SSDEEP

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 10 IoCs

flow	pid	Process
7	4420	WScript.exe
13	4420	WScript.exe
20	4420	WScript.exe
32	4420	WScript.exe
34	4420	WScript.exe
38	4420	WScript.exe
40	4420	WScript.exe
45	4420	WScript.exe
50	4420	WScript.exe
59	4420	WScript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER_231804_List.vbs	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER_231804_List.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-1-5-21-2548970870-3691742953-3895070203-1000\software\microsoft\windows\currentversion\run	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ORDER_231804_List = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ORDER_231804_List.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_231804_List = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ORDER_231804_List.vbs\""	WScript.exe

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

System Information Discovery
T1082

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ORDER_231804_List.vbs"
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4420

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

Replay Monitor

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Downloads

ORDER_231804_List.vbs

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ORDER_231804_List.vbs
Size 249KB
SHA256 173136a6c173363068e7d7d16907f7fa38ec0d717dff663057304ee54adde4d7
MD5 6afc65fd8742615b1505ec80ed3b40f6
SHA1 5731e7270d31672ba15f038271d16da68d56e148
SHA512 74c54092827e8f9e386381c64a8639b8d58a4e42fc608fad2687a127e5395de99c99f543f760e40029f830daa63faf49ecc9847476d0514eaaa825605cc52e25
SSDEEP 768:se4mo/QE6/2eWU6c25NXZ1kSEHSTYeB/AiAkpjXnd/NC:Td2tHuSg
MD5 SHA1 SHA512 SSDEEP

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