41caeb1dab6ab9da4571b88cd0a0a2b3a21ce305909358e538a04f988d4a139f

Analysis

max time kernel
134s
max time network
137s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01/08/2024, 21:16

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General

Target

hwid pack/uninstall/x86/RevoUn.exe
Size

12.1MB
MD5

bc5307a2b996f8994c4c93983a81fb05
SHA1

2df1b09e0d4cf2cffd66b61fc7014c29219b393b
SHA256

787a813efcdbfac68d0df2392beb1cde23b15958ea569a6506d64dec70709501
SHA512

a4bd1a6271401acd82d973eb04f67e941de85c50d1b04607f89029a92555b52390d118090f7e5ff125e4eb3931f37995f67c6adc6927f8df19fb0ee9360780ca
SSDEEP

196608:ndKABE/NdoCTHwPWpGplR806IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIA8Z:UoPWpGplR8ZW

Score

6^/10

discovery

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4184	2184	WerFault.exe	72

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RevoUn.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe

Suspicious use of SendNotifyMessage 27 IoCs

pid	Process
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe
2184	RevoUn.exe

C:\Users\Admin\AppData\Local\Temp\hwid pack\uninstall\x86\RevoUn.exe
"C:\Users\Admin\AppData\Local\Temp\hwid pack\uninstall\x86\RevoUn.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2184
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 2960
  2⤵
  - Program crash
  PID:4184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\REV6A24.tmp

Filesize
10KB

MD5
b26a346eaf03ef14ee56a8b6eb98aa1e

SHA1
f358ab0a8df9c739bfb9d0162e571a1c57a14459

SHA256
8a6047754939db36ca953888c4e58bdcb6253edc23e6396e33b1f151e9f74c1f

SHA512
deda2ee0040b44411a58809a00cebb14750e4668ed0c108e61dd08532f3326d504d8b0ff81ca1b1ce7a1999ce40a9f41ac3d56f85e51b1dca8e646e80fb3e991

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C:\Users\Admin\AppData\Local\Temp\hwid pack\uninstall\settings.ini

Filesize
3KB

MD5
1ae03f6a5dc67f46c66fcaeea37fe3ec

SHA1
bb2f160c2c427506cdcc740066e1a4efac83b798

SHA256
34e4756831c52114c71d041333b2005e5f650628a1950043a3d2f5e6a1b1c971

SHA512
088d2f7e86e3269ce9371abf9676480d619092235267fb7a973b51af684114e0bc7b67bc5b60680b5d4784b881ad3d361acdc21efe7a042d3652fde03e456c75

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C:\Users\Admin\AppData\Local\Temp\hwid pack\uninstall\settings.ini

Filesize
3KB

MD5
7c2eabc8cfc88df46b84012d1ab20cf0

SHA1
253380087229013a4e0affc8cf84c08b8edcc97f

SHA256
620babc36e5ace84cec0595835a5ea85a6674724bdee5eab6c3a81dc5c5da57a

SHA512
968f72f21542139759539fc7f7da38a2a420b41ebf8519f7392695d60538aaa12e347dd33fd361ff2736ce29c4c9d30107501ab1d11c04ab15b6e005f5dad920

Download Submit