Analysis
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max time kernel
152s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 10:10
Static task
static1
Behavioral task
behavioral1
Sample
4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe
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Size
288KB
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MD5
5ce119b6339b9d418710a5ab190bee28
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SHA1
3e2455e791e8f34e5e75d2836703f0b84be2cc52
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SHA256
4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1
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SHA512
61fb1583c56710b3eadd3d9c65603b55f72298f2c61bcc1ddc34631b5716ddd39164cf5f8c562815d0df157600582cbd2a8db2e1b7b472c426b8d5332a77f1b5
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SSDEEP
3072:DgzpAbaMMcUFc5F9bVJxnCRcuO/kfpnOSpv1m6ifeA3ZcWysJ9Kf5L/S6WJv:DgVAbaMmKfxnHuh6wsJC5L/u
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" phtok.exe -
Executes dropped EXE 1 IoCs
pid Process 4872 phtok.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /i" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /v" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /b" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /y" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /k" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /x" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /z" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /q" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /g" phtok.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /u" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /d" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /n" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /r" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /c" phtok.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /j" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /l" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /t" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /e" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /h" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /p" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /o" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /m" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /w" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /f" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /s" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /a" phtok.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\phtok = "C:\\Users\\Admin\\phtok.exe /w" 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe 4872 phtok.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 4872 phtok.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1960 wrote to memory of 4872 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 84 PID 1960 wrote to memory of 4872 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 84 PID 1960 wrote to memory of 4872 1960 4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe"C:\Users\Admin\AppData\Local\Temp\4173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\phtok.exe"C:\Users\Admin\phtok.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:4872
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2604
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
288KB
MD55ce119b6339b9d418710a5ab190bee28
SHA13e2455e791e8f34e5e75d2836703f0b84be2cc52
SHA2564173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1
SHA51261fb1583c56710b3eadd3d9c65603b55f72298f2c61bcc1ddc34631b5716ddd39164cf5f8c562815d0df157600582cbd2a8db2e1b7b472c426b8d5332a77f1b5
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Filesize
288KB
MD55ce119b6339b9d418710a5ab190bee28
SHA13e2455e791e8f34e5e75d2836703f0b84be2cc52
SHA2564173eeab82673239c96fff2705c2b8759991a8b7b2207ddb58d5e569aa1224b1
SHA51261fb1583c56710b3eadd3d9c65603b55f72298f2c61bcc1ddc34631b5716ddd39164cf5f8c562815d0df157600582cbd2a8db2e1b7b472c426b8d5332a77f1b5