6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8

General

Target

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
Size

200KB
MD5

0761d746220bc99525b423656c74e0cb
SHA1

c67e89fca0d53fe3cbdbd4512728f38446bdefae
SHA256

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8
SHA512

fef7bdaad1ee2c0db10f66d2c400de3e225f2333fbf2f9b208da3192f030206ae0566ad36e922cad2a20d2316abb0d3c8a73b0a5447ce7e945ccf1b6ec55d7fa
SSDEEP

6144:vmXx9SpWymPBeaSAOJ+7xi5eRed63qaCR8nIBK1:O3uLmPBeaSAOJ+7xi5eRed63qaC4

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Processes:

muvon.exe6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	muvon.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

Executes dropped EXE 1 IoCs

Processes:

muvon.exe

pid process

112 muvon.exe

pid	process
112	muvon.exe

Loads dropped DLL 2 IoCs

Processes:

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

pid	process
1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

Adds Run key to start application 2 TTPs 54 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

muvon.exe6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /b"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /Y"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /s"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /W"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /M"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /l"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /f"	muvon.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /q"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /z"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /J"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /T"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /Z"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /i"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /w"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /v"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /E"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /N"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /R"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /K"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /U"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /I"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /L"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /C"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /c"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /u"	muvon.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /S"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /p"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /m"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /F"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /G"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /V"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /A"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /g"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /P"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /D"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /a"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /j"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /n"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /t"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /B"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /o"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /O"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /h"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /e"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /d"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /H"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /k"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /r"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /X"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /Q"	muvon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /H"	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\muvon = "C:\\Users\\Admin\\muvon.exe /y"	muvon.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exemuvon.exe

pid	process
1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe
112	muvon.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exemuvon.exe

pid process

1636 6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
112 muvon.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe

description	pid	process	target process
PID 1636 wrote to memory of 112	1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe	muvon.exe
PID 1636 wrote to memory of 112	1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe	muvon.exe
PID 1636 wrote to memory of 112	1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe	muvon.exe
PID 1636 wrote to memory of 112	1636	6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe	muvon.exe

C:\Users\Admin\AppData\Local\Temp\6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe
"C:\Users\Admin\AppData\Local\Temp\6b250a2279311339300a496c82a554af57554fcc5dd78ade4469a9da475747c8.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636

C:\Users\Admin\muvon.exe
"C:\Users\Admin\muvon.exe"
2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:112

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1

T1158

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\muvon.exe
Filesize
200KB

MD5
476d09357469920dbbe60154cb63c5a1

SHA1
f75ebc86f62c3ed4886f6231c2e58ce8de2e51df

SHA256
e6f6fd47edf6258e0346342d445fb2bd55b7ec284a87d21ea00cdd0f8d35105d

SHA512
892570e954b4108036d8afce5a83c0a5c403429a7d95c1bcac7076467d9c4a7acbfe304c797978cb98f9e75e7ecf78d7ff66fd0d7f47440c3ef65607470251a7

Download Submit
C:\Users\Admin\muvon.exe
Filesize
200KB

MD5
476d09357469920dbbe60154cb63c5a1

SHA1
f75ebc86f62c3ed4886f6231c2e58ce8de2e51df

SHA256
e6f6fd47edf6258e0346342d445fb2bd55b7ec284a87d21ea00cdd0f8d35105d

SHA512
892570e954b4108036d8afce5a83c0a5c403429a7d95c1bcac7076467d9c4a7acbfe304c797978cb98f9e75e7ecf78d7ff66fd0d7f47440c3ef65607470251a7

Download Submit
\Users\Admin\muvon.exe
Filesize
200KB

MD5
476d09357469920dbbe60154cb63c5a1

SHA1
f75ebc86f62c3ed4886f6231c2e58ce8de2e51df

SHA256
e6f6fd47edf6258e0346342d445fb2bd55b7ec284a87d21ea00cdd0f8d35105d

SHA512
892570e954b4108036d8afce5a83c0a5c403429a7d95c1bcac7076467d9c4a7acbfe304c797978cb98f9e75e7ecf78d7ff66fd0d7f47440c3ef65607470251a7

Download Submit
\Users\Admin\muvon.exe
Filesize
200KB

MD5
476d09357469920dbbe60154cb63c5a1

SHA1
f75ebc86f62c3ed4886f6231c2e58ce8de2e51df

SHA256
e6f6fd47edf6258e0346342d445fb2bd55b7ec284a87d21ea00cdd0f8d35105d

SHA512
892570e954b4108036d8afce5a83c0a5c403429a7d95c1bcac7076467d9c4a7acbfe304c797978cb98f9e75e7ecf78d7ff66fd0d7f47440c3ef65607470251a7

Download Submit
memory/112-59-0x0000000000000000-mapping.dmp

Download
memory/1636-56-0x0000000075E51000-0x0000000075E53000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads