Analysis
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max time kernel
161s -
max time network
53s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 20:31
Static task
static1
Behavioral task
behavioral1
Sample
33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe
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Size
116KB
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MD5
1526877d150d43044cc4c3f33542c60a
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SHA1
252486b0c3274e3b3a608db5bb3bf64793157f40
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SHA256
33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2
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SHA512
b30f6b229e4d8e9b4ce7148e1210c4d33a2c105d48f86adfee7bba5d2ecde959fe2cbe10d61e20e993d621a8e79d0e9682a414651283d02d6a558e48b422de26
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SSDEEP
1536:dXFCFlfeS6VZS5aXGE2Mtf9oUrUQKiQg9F5tkV7pjuX5e6wTeU/6gy4:fC7etVZQW2MtF3lV9qh
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" 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" baoutav.exe -
Executes dropped EXE 1 IoCs
pid Process 700 baoutav.exe -
Loads dropped DLL 2 IoCs
pid Process 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /w" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /m" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /s" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /y" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /e" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /g" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /q" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /j" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /r" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /t" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /f" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /d" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /v" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /l" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /a" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /c" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /x" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /h" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /b" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /p" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /o" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /k" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /z" baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /i" baoutav.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /y" 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /u" baoutav.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ baoutav.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\baoutav = "C:\\Users\\Admin\\baoutav.exe /n" baoutav.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 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe 700 baoutav.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 700 baoutav.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1288 wrote to memory of 700 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 27 PID 1288 wrote to memory of 700 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 27 PID 1288 wrote to memory of 700 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 27 PID 1288 wrote to memory of 700 1288 33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.exe"C:\Users\Admin\AppData\Local\Temp\33176b81adeeb839a38c3f63cd31a6fe5457dfbf69c5be7ef4499220b5aca2c2.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:1288 -
C:\Users\Admin\baoutav.exe"C:\Users\Admin\baoutav.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:700
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
116KB
MD58f36d3b44c1555f4dc2556123b7bb8c4
SHA1a8b135c0d46271ac7ada53c2a81639458500e0de
SHA25647710660629b8e9d1ac01c88c8b01b385ef473360ce269d8be8ba328a529ba5a
SHA512c864e786ee3fc5e6e72993db9ef044fd7fddb16ed18fd9e81d2a1fe9679bad9670d3033db176a122ac86b84f6ea2368dc1130f34f21db32df13ee7bb4daaf2a6
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Filesize
116KB
MD58f36d3b44c1555f4dc2556123b7bb8c4
SHA1a8b135c0d46271ac7ada53c2a81639458500e0de
SHA25647710660629b8e9d1ac01c88c8b01b385ef473360ce269d8be8ba328a529ba5a
SHA512c864e786ee3fc5e6e72993db9ef044fd7fddb16ed18fd9e81d2a1fe9679bad9670d3033db176a122ac86b84f6ea2368dc1130f34f21db32df13ee7bb4daaf2a6
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Filesize
116KB
MD58f36d3b44c1555f4dc2556123b7bb8c4
SHA1a8b135c0d46271ac7ada53c2a81639458500e0de
SHA25647710660629b8e9d1ac01c88c8b01b385ef473360ce269d8be8ba328a529ba5a
SHA512c864e786ee3fc5e6e72993db9ef044fd7fddb16ed18fd9e81d2a1fe9679bad9670d3033db176a122ac86b84f6ea2368dc1130f34f21db32df13ee7bb4daaf2a6
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Filesize
116KB
MD58f36d3b44c1555f4dc2556123b7bb8c4
SHA1a8b135c0d46271ac7ada53c2a81639458500e0de
SHA25647710660629b8e9d1ac01c88c8b01b385ef473360ce269d8be8ba328a529ba5a
SHA512c864e786ee3fc5e6e72993db9ef044fd7fddb16ed18fd9e81d2a1fe9679bad9670d3033db176a122ac86b84f6ea2368dc1130f34f21db32df13ee7bb4daaf2a6