Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 01:03
Static task
static1
Behavioral task
behavioral1
Sample
19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe
Resource
win10v2004-20220812-en
General
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Target
19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe
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Size
172KB
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MD5
bb3365135b822a08d7eb8ada8bbba157
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SHA1
b557b6dc274517dbb7f20363f016777b3b415819
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SHA256
19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4
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SHA512
b2baf6c7170e57227c086edc784994721e2824a7506e10eb970f230045d8b343257fcd0261a3acb1c46e4cfef3996a0b1bfed06ef1c22e36765316aa52420735
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SSDEEP
3072:TdS0JsLAjM7a2XAwqrFHFduoF+N7bZD16iYIQusGGTkLGFMMalHSXvh6AHRnlX:Td4LAj0a2QhFfuoF+N7bZD16iYIQusG4
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" npfif.exe -
Executes dropped EXE 1 IoCs
pid Process 2528 npfif.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /e" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /f" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /l" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /k" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /v" npfif.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /j" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /r" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /h" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /n" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /t" npfif.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /d" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /y" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /o" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /f" 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /c" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /u" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /a" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /g" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /x" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /w" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /m" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /q" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /b" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /p" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /s" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /i" npfif.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\npfif = "C:\\Users\\Admin\\npfif.exe /z" npfif.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 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe 2528 npfif.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 2528 npfif.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 384 wrote to memory of 2528 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 80 PID 384 wrote to memory of 2528 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 80 PID 384 wrote to memory of 2528 384 19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.exe"C:\Users\Admin\AppData\Local\Temp\19dc2ab9c63524e2a1ab0bac0c416e7ef96a27c378e53248b0547525ab7696e4.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:384 -
C:\Users\Admin\npfif.exe"C:\Users\Admin\npfif.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:2528
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
172KB
MD5ae85142f0d9ba659f08ead4ccbbc28b5
SHA1692388e269446bcd2855db44d230270b99ef738b
SHA2565c78616ca6775d4c44739743d8fe0cad2fa9bd4cdce86e16f0b5f6179c747c41
SHA51291cd606aafaa65eef638595b48aca18884362308212e37f73c9298f277c085d49b676300f9e32ddcaf4fbe3ce8b6dbc8f5bd6b55c688ad668323696c5e2a1e4c
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Filesize
172KB
MD5ae85142f0d9ba659f08ead4ccbbc28b5
SHA1692388e269446bcd2855db44d230270b99ef738b
SHA2565c78616ca6775d4c44739743d8fe0cad2fa9bd4cdce86e16f0b5f6179c747c41
SHA51291cd606aafaa65eef638595b48aca18884362308212e37f73c9298f277c085d49b676300f9e32ddcaf4fbe3ce8b6dbc8f5bd6b55c688ad668323696c5e2a1e4c