Analysis
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max time kernel
151s -
max time network
90s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 09:36
Static task
static1
Behavioral task
behavioral1
Sample
a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe
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Size
196KB
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MD5
3f8d005078b1cd94f323ae79443f9f05
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SHA1
a75013ce49c8c1f31ff458865bc519aa5c18d6d1
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SHA256
a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3
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SHA512
043484638818f59f8ae9ef9dbade92b99176eeab824ae23efdc737b70bc5cdfc16bc59ee52e9affe9e1e0de8b35b501f232cbcc686e74038086e569a32d7b19f
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SSDEEP
3072:XKGVnPybzV8Q3io0ce4LTI208YioBK9QRO8qeXQ:XlVnPybzV8Oio0ctLTt08doLRO8qeg
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jozep.exe -
Executes dropped EXE 1 IoCs
pid Process 1764 jozep.exe -
Loads dropped DLL 2 IoCs
pid Process 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /I" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /y" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /C" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /t" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /V" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /H" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /c" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /U" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /F" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /m" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /r" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /K" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /b" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /h" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /T" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /q" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /G" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /Y" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /L" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /k" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /g" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /W" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /E" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /N" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /d" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /x" jozep.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /z" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /f" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /X" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /n" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /l" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /J" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /v" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /D" jozep.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /R" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /e" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /w" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /u" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /M" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /j" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /f" a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /o" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /Z" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /Q" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /a" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /O" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /p" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /S" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /P" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /A" jozep.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jozep = "C:\\Users\\Admin\\jozep.exe /i" jozep.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe 1764 jozep.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 1764 jozep.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1760 wrote to memory of 1764 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 27 PID 1760 wrote to memory of 1764 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 27 PID 1760 wrote to memory of 1764 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 27 PID 1760 wrote to memory of 1764 1760 a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.exe"C:\Users\Admin\AppData\Local\Temp\a89c20a0cca28c0fb9eff4ab944e271ffb8d3f4d51a9757d61485dd7b665e7f3.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:1760 -
C:\Users\Admin\jozep.exe"C:\Users\Admin\jozep.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:1764
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
196KB
MD5112ad6e36c628300e1b9c0cdc84ff332
SHA13041eff7a186e8401f0e932cdcdc58b06baf7b2e
SHA256c598baec0fc6053369546f439bef3c48e8ce70ba509a309277b4f9e79e878152
SHA5124cce297e74665423399c1d039db2e2caa4c1cf88db1ffa160130c9052f4dd0c0b6da6b7c417dda9623411d37aeefe802937320f89617adc3c61247f78adb1531
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Filesize
196KB
MD5112ad6e36c628300e1b9c0cdc84ff332
SHA13041eff7a186e8401f0e932cdcdc58b06baf7b2e
SHA256c598baec0fc6053369546f439bef3c48e8ce70ba509a309277b4f9e79e878152
SHA5124cce297e74665423399c1d039db2e2caa4c1cf88db1ffa160130c9052f4dd0c0b6da6b7c417dda9623411d37aeefe802937320f89617adc3c61247f78adb1531
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Filesize
196KB
MD5112ad6e36c628300e1b9c0cdc84ff332
SHA13041eff7a186e8401f0e932cdcdc58b06baf7b2e
SHA256c598baec0fc6053369546f439bef3c48e8ce70ba509a309277b4f9e79e878152
SHA5124cce297e74665423399c1d039db2e2caa4c1cf88db1ffa160130c9052f4dd0c0b6da6b7c417dda9623411d37aeefe802937320f89617adc3c61247f78adb1531
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Filesize
196KB
MD5112ad6e36c628300e1b9c0cdc84ff332
SHA13041eff7a186e8401f0e932cdcdc58b06baf7b2e
SHA256c598baec0fc6053369546f439bef3c48e8ce70ba509a309277b4f9e79e878152
SHA5124cce297e74665423399c1d039db2e2caa4c1cf88db1ffa160130c9052f4dd0c0b6da6b7c417dda9623411d37aeefe802937320f89617adc3c61247f78adb1531