d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1

General

Target

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
Size

224KB
MD5

3d3a52e072aea26529fa912e58ddd180
SHA1

4d61a2598335b139e181e31cae9f18c637e2e7e1
SHA256

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1
SHA512

f28424a3372d880e9c062a8b6e047c4bf3f906ceecb4494c77a08e4b281e75de8281f32384c9724f9827dcb6d3f74f5e710160c8197c3d900bbcc36f9364c95b
SSDEEP

3072:U5IIlrLsIqrgl4iEzjKTF40qVA0KNBxAlDy:U5IEEIqrgCHpXA0KZAE

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:

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exeyozug.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	yozug.exe

Executes dropped EXE 1 IoCs

Processes:

yozug.exe

pid process

828 yozug.exe

pid	process
828	yozug.exe

Loads dropped DLL 2 IoCs

Processes:

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe

pid	process
1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe

Adds Run key to start application 2 TTPs 53 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

yozug.exed6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /y"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /C"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /X"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /J"	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /d"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /m"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /b"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /g"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /o"	yozug.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /N"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /O"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /I"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /J"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /a"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /q"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /u"	yozug.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /B"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /U"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /M"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /i"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /K"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /h"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /p"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /k"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /x"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /W"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /t"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /w"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /c"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /L"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /v"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /G"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /j"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /f"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /A"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /P"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /T"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /R"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /V"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /Q"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /l"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /r"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /Y"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /e"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /S"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /D"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /H"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /n"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /z"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /Z"	yozug.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yozug = "C:\\Users\\Admin\\yozug.exe /E"	yozug.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:

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exeyozug.exe

pid	process
1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe
828	yozug.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exeyozug.exe

pid process

1056 d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
828 yozug.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe

description	pid	process	target process
PID 1056 wrote to memory of 828	1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe	yozug.exe
PID 1056 wrote to memory of 828	1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe	yozug.exe
PID 1056 wrote to memory of 828	1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe	yozug.exe
PID 1056 wrote to memory of 828	1056	d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe	yozug.exe

C:\Users\Admin\AppData\Local\Temp\d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.exe
"C:\Users\Admin\AppData\Local\Temp\d6230d40a9370aa71d241a5a8719fcc2d95de6cf1f7be2ef1d989670bbd04ad1.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:1056

C:\Users\Admin\yozug.exe
"C:\Users\Admin\yozug.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:828

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

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Downloads

C:\Users\Admin\yozug.exe
Filesize
224KB

MD5
c1332738b62bb0bc4b20cc6c570d9217

SHA1
758aee9b11722a9067fb38f64985b2c7786da2f1

SHA256
602a054a935adcc26dbbef0fca8f7ce4cae65c660ae03d4ef4843764ccbeca37

SHA512
9e2f71127a1828b1f43a5ff2390215cf70f129c00e8247dea4bb1a804461307f3d9f59807654c8d95f1ea89e6358b126031bf7ce53e50f8361c0cbc3ce31a1a1

Download Submit
C:\Users\Admin\yozug.exe
Filesize
224KB

MD5
c1332738b62bb0bc4b20cc6c570d9217

SHA1
758aee9b11722a9067fb38f64985b2c7786da2f1

SHA256
602a054a935adcc26dbbef0fca8f7ce4cae65c660ae03d4ef4843764ccbeca37

SHA512
9e2f71127a1828b1f43a5ff2390215cf70f129c00e8247dea4bb1a804461307f3d9f59807654c8d95f1ea89e6358b126031bf7ce53e50f8361c0cbc3ce31a1a1

Download Submit
\Users\Admin\yozug.exe
Filesize
224KB

MD5
c1332738b62bb0bc4b20cc6c570d9217

SHA1
758aee9b11722a9067fb38f64985b2c7786da2f1

SHA256
602a054a935adcc26dbbef0fca8f7ce4cae65c660ae03d4ef4843764ccbeca37

SHA512
9e2f71127a1828b1f43a5ff2390215cf70f129c00e8247dea4bb1a804461307f3d9f59807654c8d95f1ea89e6358b126031bf7ce53e50f8361c0cbc3ce31a1a1

Download Submit
\Users\Admin\yozug.exe
Filesize
224KB

MD5
c1332738b62bb0bc4b20cc6c570d9217

SHA1
758aee9b11722a9067fb38f64985b2c7786da2f1

SHA256
602a054a935adcc26dbbef0fca8f7ce4cae65c660ae03d4ef4843764ccbeca37

SHA512
9e2f71127a1828b1f43a5ff2390215cf70f129c00e8247dea4bb1a804461307f3d9f59807654c8d95f1ea89e6358b126031bf7ce53e50f8361c0cbc3ce31a1a1

Download Submit
memory/828-59-0x0000000000000000-mapping.dmp

Download
memory/1056-56-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads