Analysis
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max time kernel
151s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-10-2022 20:20
Static task
static1
Behavioral task
behavioral1
Sample
c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe
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Size
204KB
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MD5
9239a5493475b1f899863183a43ff5d6
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SHA1
47fc117258e2bcaf955cd2f07d030efc9f6ae9a2
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SHA256
c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add
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SHA512
3861b3b6500c71edbb1f68f8bcc856e6ee425441de6b2b81c6cbc461b2ddddef18c61f80207555cccdd81a4dc2914d66fd43a793c637c01945d548c2af85ed37
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SSDEEP
3072:DVr+bRqK57jQpI6d27GVV+FWl11oQB7t9X7aOQC:d+v57jQS6dQGVVmWOQFL7aOQC
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nwwak.exe -
Executes dropped EXE 1 IoCs
pid Process 1784 nwwak.exe -
Loads dropped DLL 2 IoCs
pid Process 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /j" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /c" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /u" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /e" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /o" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /h" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /b" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /f" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /a" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /l" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /r" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /v" nwwak.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /j" c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /m" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /p" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /t" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /k" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /w" nwwak.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /y" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /i" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /g" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /d" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /s" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /x" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /n" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /z" nwwak.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nwwak = "C:\\Users\\Admin\\nwwak.exe /q" nwwak.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 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe 1784 nwwak.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 1784 nwwak.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1960 wrote to memory of 1784 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 28 PID 1960 wrote to memory of 1784 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 28 PID 1960 wrote to memory of 1784 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 28 PID 1960 wrote to memory of 1784 1960 c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.exe"C:\Users\Admin\AppData\Local\Temp\c14ab199740f1ccd382b96683a2fe650a9aa97eeb444df1c605103b353589add.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:1960 -
C:\Users\Admin\nwwak.exe"C:\Users\Admin\nwwak.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:1784
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
204KB
MD58582e3f59f8d9932040f86fec944364e
SHA1491791b2f17f5dd5b2c9f726554bae96682a4275
SHA2564fa9a5a65b8f3ba3f74552f1b7298b503fcf05e205d11191b86915f43760cd7c
SHA512af85541df51b14a017eacba13a9c40c66f602c1ad0a2ff80bbb425503ff79dfd0af24a7ed8ceeaa8398e06a8b8707def5c3fa2f6140efccbf8a1ca7928521e1b
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Filesize
204KB
MD58582e3f59f8d9932040f86fec944364e
SHA1491791b2f17f5dd5b2c9f726554bae96682a4275
SHA2564fa9a5a65b8f3ba3f74552f1b7298b503fcf05e205d11191b86915f43760cd7c
SHA512af85541df51b14a017eacba13a9c40c66f602c1ad0a2ff80bbb425503ff79dfd0af24a7ed8ceeaa8398e06a8b8707def5c3fa2f6140efccbf8a1ca7928521e1b
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Filesize
204KB
MD58582e3f59f8d9932040f86fec944364e
SHA1491791b2f17f5dd5b2c9f726554bae96682a4275
SHA2564fa9a5a65b8f3ba3f74552f1b7298b503fcf05e205d11191b86915f43760cd7c
SHA512af85541df51b14a017eacba13a9c40c66f602c1ad0a2ff80bbb425503ff79dfd0af24a7ed8ceeaa8398e06a8b8707def5c3fa2f6140efccbf8a1ca7928521e1b
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Filesize
204KB
MD58582e3f59f8d9932040f86fec944364e
SHA1491791b2f17f5dd5b2c9f726554bae96682a4275
SHA2564fa9a5a65b8f3ba3f74552f1b7298b503fcf05e205d11191b86915f43760cd7c
SHA512af85541df51b14a017eacba13a9c40c66f602c1ad0a2ff80bbb425503ff79dfd0af24a7ed8ceeaa8398e06a8b8707def5c3fa2f6140efccbf8a1ca7928521e1b