Analysis
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max time kernel
153s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 09:41
Static task
static1
Behavioral task
behavioral1
Sample
961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe
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Size
212KB
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MD5
2947b8453e36b4d51114998e1e460d96
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SHA1
4bf0bbae5e5964611c57a3370828c00474eaede8
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SHA256
961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2
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SHA512
df8397ede1a1a34948c114b851e6d0b1609390b804e334066a6311f873171f3a986d44f2ee00b13f8c777c03c0b7dc2a4fe784807c5355e6e745e35c1c853f59
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SSDEEP
6144:LO2OG4GkabKnvmb7/D26s7olvW47imsG7CgHE9roWaGe5S:LOvP5abKnvmb7/D26l7jsGegHEC2P
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bcduap.exe -
Executes dropped EXE 1 IoCs
pid Process 520 bcduap.exe -
Loads dropped DLL 2 IoCs
pid Process 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /s" 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /f" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /t" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /Q" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /w" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /R" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /g" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /i" bcduap.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /U" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /h" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /A" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /k" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /B" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /j" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /S" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /L" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /F" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /p" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /d" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /y" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /T" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /m" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /Z" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /b" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /I" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /D" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /V" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /H" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /v" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /n" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /u" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /a" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /e" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /G" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /E" bcduap.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /q" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /z" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /J" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /M" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /l" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /o" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /X" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /N" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /c" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /O" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /K" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /C" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /Y" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /x" bcduap.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bcduap = "C:\\Users\\Admin\\bcduap.exe /s" bcduap.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 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe 520 bcduap.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 520 bcduap.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 968 wrote to memory of 520 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 28 PID 968 wrote to memory of 520 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 28 PID 968 wrote to memory of 520 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 28 PID 968 wrote to memory of 520 968 961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.exe"C:\Users\Admin\AppData\Local\Temp\961b2ca331b83999d73c4555efaa90cadfb2d99be7beff3a0d5f29d59f22dee2.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:968 -
C:\Users\Admin\bcduap.exe"C:\Users\Admin\bcduap.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:520
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
212KB
MD57d0c9b80be4655a3fec651ebf354430c
SHA1e07ad55f909eb4df941bd6998dbb45dbb06a35b2
SHA2562e5fa48e0a091ed30e4ce3a1257656975669ab4925f7e425acdf586e17fc43b8
SHA5123b8156faef0edf174dd6dcc91d62441fc1742040814a44dc3339ae275d4ca77940b2d4f533ab0efb11ef394e9980135339034a199a7e65411f9da615faf80588
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Filesize
212KB
MD57d0c9b80be4655a3fec651ebf354430c
SHA1e07ad55f909eb4df941bd6998dbb45dbb06a35b2
SHA2562e5fa48e0a091ed30e4ce3a1257656975669ab4925f7e425acdf586e17fc43b8
SHA5123b8156faef0edf174dd6dcc91d62441fc1742040814a44dc3339ae275d4ca77940b2d4f533ab0efb11ef394e9980135339034a199a7e65411f9da615faf80588
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Filesize
212KB
MD57d0c9b80be4655a3fec651ebf354430c
SHA1e07ad55f909eb4df941bd6998dbb45dbb06a35b2
SHA2562e5fa48e0a091ed30e4ce3a1257656975669ab4925f7e425acdf586e17fc43b8
SHA5123b8156faef0edf174dd6dcc91d62441fc1742040814a44dc3339ae275d4ca77940b2d4f533ab0efb11ef394e9980135339034a199a7e65411f9da615faf80588
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Filesize
212KB
MD57d0c9b80be4655a3fec651ebf354430c
SHA1e07ad55f909eb4df941bd6998dbb45dbb06a35b2
SHA2562e5fa48e0a091ed30e4ce3a1257656975669ab4925f7e425acdf586e17fc43b8
SHA5123b8156faef0edf174dd6dcc91d62441fc1742040814a44dc3339ae275d4ca77940b2d4f533ab0efb11ef394e9980135339034a199a7e65411f9da615faf80588