b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170

General

Target

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
Size

228KB
MD5

2b163d8ef071a241bc00fb2922f0feee
SHA1

d0d66cdb76e5dc5716a9ec1a40790b96a49c351f
SHA256

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170
SHA512

326b1dc5645a2c0f2875ebcef2c20cec569e03dfb4798b62b2ffc2cea0dae8daa944fc5ca574058f6cbddd830db7d91d0833fa79ac19c884e8d486a99a102c05
SSDEEP

3072:fmkiX6HOTPI/YXYqqd8MoNrozX+h2RAGCD6fjtQ/MK:fmO3/qqdGrhAeyBQ/F

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:

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exesaven.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	saven.exe

Executes dropped EXE 1 IoCs

Processes:

saven.exe

pid process

4896 saven.exe

pid	process
4896	saven.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

Processes:

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe

Adds Run key to start application 2 TTPs 53 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

saven.exeb0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /S"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /j"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /f"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /V"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /J"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /B"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /U"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /T"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /l"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /e"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /h"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /Z"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /o"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /A"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /i"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /a"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /L"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /w"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /z"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /b"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /D"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /p"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /G"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /u"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /q"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /E"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /H"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /m"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /C"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /N"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /c"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /v"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /R"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /Q"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /M"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /n"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /I"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /t"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /y"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /O"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /k"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /Y"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /d"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /x"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /X"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /P"	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /s"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /P"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /F"	saven.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /r"	saven.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\saven = "C:\\Users\\Admin\\saven.exe /g"	saven.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:

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exesaven.exe

pid	process
3580	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
3580	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe
4896	saven.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exesaven.exe

pid process

3580 b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
4896 saven.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe

description	pid	process	target process
PID 3580 wrote to memory of 4896	3580	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe	saven.exe
PID 3580 wrote to memory of 4896	3580	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe	saven.exe
PID 3580 wrote to memory of 4896	3580	b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe	saven.exe

C:\Users\Admin\AppData\Local\Temp\b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe
"C:\Users\Admin\AppData\Local\Temp\b0e800e942bdc047aa69b305a1443df30144663be70481f8f9ad36a61f206170.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3580

C:\Users\Admin\saven.exe
"C:\Users\Admin\saven.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:4896

Network

MITRE ATT&CK Enterprise 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

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\saven.exe

Filesize
228KB

MD5
6facaa14df7b1212e0e60cb3e94b02aa

SHA1
2744d97245f2babb7a8f1f4b18c24c62a791e6c1

SHA256
d78e641c5d5b620ae663e5c4d93cc80769fe1a797ea112f1a2cd68f40ae47205

SHA512
6608a1054c3db41f05e61bf7aa0eb5312aac81b569d7384b1d8667d2067a0ffb3198222a1990f4e30371ed979dad2fe020bde657fdf38dd25cb9ce9d466db260

Download Submit
C:\Users\Admin\saven.exe

Filesize
228KB

MD5
6facaa14df7b1212e0e60cb3e94b02aa

SHA1
2744d97245f2babb7a8f1f4b18c24c62a791e6c1

SHA256
d78e641c5d5b620ae663e5c4d93cc80769fe1a797ea112f1a2cd68f40ae47205

SHA512
6608a1054c3db41f05e61bf7aa0eb5312aac81b569d7384b1d8667d2067a0ffb3198222a1990f4e30371ed979dad2fe020bde657fdf38dd25cb9ce9d466db260

Download Submit
memory/4896-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads