31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313

General

Target

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
Size

132KB
MD5

35634fa1e42090b1a70fca30978bf170
SHA1

342a6840b5a598547001441d1d47700b30df1306
SHA256

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313
SHA512

a48bcfba32d705f63cfc772fa152692d69a5c3269aeda0c3b7f275cdff246f107dfc67987a173424e97f8fed0e3e33e60a6f374ee593b57593df0e91310e421d
SSDEEP

1536:44rhGHRX+spSx6jPdVIslKddW9qypu2ddxjpYwiAq4JqASswN6dWBsg/5vpi7Bg4:4oIus4x6rd6YIeJjqP4yswNiqni7a2N

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:

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exehslon.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	hslon.exe

Executes dropped EXE 1 IoCs

Processes:

hslon.exe

pid process

4248 hslon.exe

pid	process
4248	hslon.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:

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe

Adds Run key to start application 2 TTPs 55 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

hslon.exe31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /B"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /L"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /h"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /Z"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /D"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /m"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /Y"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /U"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /v"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /W"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /s"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /I"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /b"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /F"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /Q"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /x"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /w"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /j"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /P"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /e"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /E"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /O"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /N"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /A"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /V"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /T"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /y"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /k"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /n"	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /K"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /H"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /t"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /S"	hslon.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /R"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /p"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /z"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /n"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /M"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /a"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /r"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /f"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /l"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /d"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /C"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /u"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /q"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /G"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /c"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /J"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /X"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /o"	hslon.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /i"	hslon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hslon = "C:\\Users\\Admin\\hslon.exe /g"	hslon.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:

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exehslon.exe

pid	process
3372	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
3372	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe
4248	hslon.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exehslon.exe

pid process

3372 31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
4248 hslon.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe

description	pid	process	target process
PID 3372 wrote to memory of 4248	3372	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe	hslon.exe
PID 3372 wrote to memory of 4248	3372	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe	hslon.exe
PID 3372 wrote to memory of 4248	3372	31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe	hslon.exe

C:\Users\Admin\AppData\Local\Temp\31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.exe
"C:\Users\Admin\AppData\Local\Temp\31a63041e34dad51af264b03b29c95e38b0a5d3401e4a824a96ddc60e9525313.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:3372

C:\Users\Admin\hslon.exe
"C:\Users\Admin\hslon.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:4248

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\hslon.exe
Filesize
132KB

MD5
07cb750346386649578e3b7296f30841

SHA1
beb5b799f82385d89b2ad7ecb4afa8a5a62d888b

SHA256
ce3a162041698ae16f6a8ccfeff02e52cbb186c2cb4dbbe51257ae1ec33772a9

SHA512
77d13107782eb8575a74edc913a3339ad207309e2b47e962e8faa1b21afaad42d93b7db82dc92ad55257c9a455215db4c481699744966de9613cfc2abfb951b1

Download Submit
C:\Users\Admin\hslon.exe
Filesize
132KB

MD5
07cb750346386649578e3b7296f30841

SHA1
beb5b799f82385d89b2ad7ecb4afa8a5a62d888b

SHA256
ce3a162041698ae16f6a8ccfeff02e52cbb186c2cb4dbbe51257ae1ec33772a9

SHA512
77d13107782eb8575a74edc913a3339ad207309e2b47e962e8faa1b21afaad42d93b7db82dc92ad55257c9a455215db4c481699744966de9613cfc2abfb951b1

Download Submit
memory/4248-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads