3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b

General

Target

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Size

128KB
MD5

47ecc2378958452d28a9352c143cbe9b
SHA1

6a29ab216951ded1c0f10b1d242a58cfc88ab683
SHA256

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b
SHA512

b958b02a05ae1368c681c497d1bab3926278cf98f4f6d4b01aed6bf754b725f47aabee3e0538c75ab219ff00fe9290c97e71cfb33266e61233d571eab94455e4
SSDEEP

1536:yYkkbuIXVHKTU097h95SFlc4IE3IezPoVtTqtFyUoHnkHUS65BciuS3mnXjw:5kkbugKTU0bLmWAojqbdBS2Tw

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:

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exelzyih.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	lzyih.exe

Executes dropped EXE 1 IoCs

Processes:

lzyih.exe

pid process

564 lzyih.exe

pid	process
564	lzyih.exe

Loads dropped DLL 2 IoCs

Processes:

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe

pid	process
1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe

Adds Run key to start application 2 TTPs 58 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

lzyih.exe3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /b"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /q"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /g"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /j"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /c"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /o"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /i"	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /t"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /n"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /f"	lzyih.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /r"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /k"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /x"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /n"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /i"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /y"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /s"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /j"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /k"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /l"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /g"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /r"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /a"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /f"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /p"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /o"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /d"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /z"	lzyih.exe
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /e"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /v"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /h"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /d"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /q"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /c"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /t"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /m"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /l"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /h"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /u"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /m"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /s"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /u"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /a"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /w"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /i"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /d"	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /p"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /v"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /z"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /e"	lzyih.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /w"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /y"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /x"	lzyih.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\lzyih = "C:\\Users\\Admin\\lzyih.exe /b"	lzyih.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:

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exelzyih.exe

pid	process
1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe
564	lzyih.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exelzyih.exe

pid process

1480 3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
564 lzyih.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe

description	pid	process	target process
PID 1480 wrote to memory of 564	1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe	lzyih.exe
PID 1480 wrote to memory of 564	1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe	lzyih.exe
PID 1480 wrote to memory of 564	1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe	lzyih.exe
PID 1480 wrote to memory of 564	1480	3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe	lzyih.exe

C:\Users\Admin\AppData\Local\Temp\3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.exe
"C:\Users\Admin\AppData\Local\Temp\3e4f80f9ef93ebd636b98e69b35c203fe0cd61035599a6020c59ee4464dbee0b.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:1480

C:\Users\Admin\lzyih.exe
"C:\Users\Admin\lzyih.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:564

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\lzyih.exe
Filesize
128KB

MD5
2a0f480c3db4dd9910b38a598feb5724

SHA1
5cca994e0464fce266b40f1dd74c3329063d6997

SHA256
2d3b102eb1311dd30bc3032e3ee9c9ee8e39ef6863c25e37c84badbb4b9b5070

SHA512
2e4348639cefc0785a83973fee0ba7ec503618a16fe000f5cc55932b2f2a5288b196c568fd06ef0c59443016a91594d1d78a65d0e3e51069111c571e0f0346ea

Download Submit
C:\Users\Admin\lzyih.exe
Filesize
128KB

MD5
2a0f480c3db4dd9910b38a598feb5724

SHA1
5cca994e0464fce266b40f1dd74c3329063d6997

SHA256
2d3b102eb1311dd30bc3032e3ee9c9ee8e39ef6863c25e37c84badbb4b9b5070

SHA512
2e4348639cefc0785a83973fee0ba7ec503618a16fe000f5cc55932b2f2a5288b196c568fd06ef0c59443016a91594d1d78a65d0e3e51069111c571e0f0346ea

Download Submit
\Users\Admin\lzyih.exe
Filesize
128KB

MD5
2a0f480c3db4dd9910b38a598feb5724

SHA1
5cca994e0464fce266b40f1dd74c3329063d6997

SHA256
2d3b102eb1311dd30bc3032e3ee9c9ee8e39ef6863c25e37c84badbb4b9b5070

SHA512
2e4348639cefc0785a83973fee0ba7ec503618a16fe000f5cc55932b2f2a5288b196c568fd06ef0c59443016a91594d1d78a65d0e3e51069111c571e0f0346ea

Download Submit
\Users\Admin\lzyih.exe
Filesize
128KB

MD5
2a0f480c3db4dd9910b38a598feb5724

SHA1
5cca994e0464fce266b40f1dd74c3329063d6997

SHA256
2d3b102eb1311dd30bc3032e3ee9c9ee8e39ef6863c25e37c84badbb4b9b5070

SHA512
2e4348639cefc0785a83973fee0ba7ec503618a16fe000f5cc55932b2f2a5288b196c568fd06ef0c59443016a91594d1d78a65d0e3e51069111c571e0f0346ea

Download Submit
memory/564-59-0x0000000000000000-mapping.dmp

Download
memory/1480-56-0x0000000076581000-0x0000000076583000-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