Analysis
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max time kernel
153s -
max time network
182s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2022, 09:37
Static task
static1
Behavioral task
behavioral1
Sample
d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe
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Size
96KB
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MD5
673209c7300934f994318bc9ea9d3bd4
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SHA1
53024264a1267220abc56a86a01c31ef28b552dc
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SHA256
d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8
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SHA512
aa1e5a31c061e765c773d5d93b305f241ce77cd363252f89123a52b1de5f3be714541da460cf907f5a2d6fc566363ed508dc3891a561b7050353ad3c446c111a
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SSDEEP
1536:ppPw+copSdGW3KuXDNSj6JcJ8NjhfFj2PzRDPv3XA9o:P4nZGUKArNj2D49o
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" d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" niaka.exe -
Executes dropped EXE 1 IoCs
pid Process 3268 niaka.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 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.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\niaka = "C:\\Users\\Admin\\niaka.exe /b" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /w" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /i" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /h" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /a" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /s" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /t" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /v" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /m" niaka.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /p" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /f" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /s" d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /r" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /k" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /y" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /q" niaka.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /c" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /l" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /e" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /j" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /g" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /n" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /o" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /u" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /x" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /d" niaka.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\niaka = "C:\\Users\\Admin\\niaka.exe /z" niaka.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 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe 3268 niaka.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 3268 niaka.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2548 wrote to memory of 3268 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 84 PID 2548 wrote to memory of 3268 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 84 PID 2548 wrote to memory of 3268 2548 d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.exe"C:\Users\Admin\AppData\Local\Temp\d829998d91026bf1f4446795094bd400546235bc290579b3250edc393692e4e8.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:2548 -
C:\Users\Admin\niaka.exe"C:\Users\Admin\niaka.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:3268
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
96KB
MD58e6f99026ad8bdc99af6c30695753eb8
SHA1b75a59e5e7468ce00297726b2559a450e9f66a06
SHA2560b31d20db120ec27c8808c0e41ccd5c6501faf8bd1f70a748f412e22f8d79529
SHA512cd1abfdb81c25487fb9706f956af188d24a817e4069a070ef30ca9a3b846ec0bec1b8c3cd37c5f68d50a9183431a3dbdaa2d54960a15707362ca854eb55d71fb
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Filesize
96KB
MD58e6f99026ad8bdc99af6c30695753eb8
SHA1b75a59e5e7468ce00297726b2559a450e9f66a06
SHA2560b31d20db120ec27c8808c0e41ccd5c6501faf8bd1f70a748f412e22f8d79529
SHA512cd1abfdb81c25487fb9706f956af188d24a817e4069a070ef30ca9a3b846ec0bec1b8c3cd37c5f68d50a9183431a3dbdaa2d54960a15707362ca854eb55d71fb