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Analysis
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max time kernel
150s -
max time network
154s -
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, 10:31
Static task
static1
Behavioral task
behavioral1
Sample
54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe
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Size
268KB
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MD5
08320e52a6f2746ec712319dac414627
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SHA1
a9e120e5bb7cf98e27762aec74ec86ea16885169
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SHA256
54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a
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SHA512
efac808e2e0d0125581aa97eb9d08daa3a4de391b382a23dfc6cf3932d28cd6ce4e8ee20c8cd8a8eec0aa77f08966c1a25b90fec7f4f6512976861b3af5a3e3c
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SSDEEP
6144:6IQPHPr5dFvW8HGzNz8I4vDWsQ0nByGcSnuXLH6MC:TQPHVdFvW8Hu/4vDK0nByLXLI
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" 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" biaide.exe -
Executes dropped EXE 1 IoCs
pid Process 424 biaide.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 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.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\biaide = "C:\\Users\\Admin\\biaide.exe /p" biaide.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /l" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /t" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /f" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /z" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /j" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /q" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /g" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /m" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /a" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /w" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /i" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /r" biaide.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /d" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /c" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /h" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /r" 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /e" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /y" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /u" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /s" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /n" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /k" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /v" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /o" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /b" biaide.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\biaide = "C:\\Users\\Admin\\biaide.exe /x" biaide.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 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe 424 biaide.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 424 biaide.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4308 wrote to memory of 424 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 79 PID 4308 wrote to memory of 424 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 79 PID 4308 wrote to memory of 424 4308 54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.exe"C:\Users\Admin\AppData\Local\Temp\54b856135ab6058379104f7d1fd40fd31432b54122e03a2fed542c7e35daa09a.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:4308 -
C:\Users\Admin\biaide.exe"C:\Users\Admin\biaide.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:424
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
268KB
MD5d47a8dd6786dc9d40f7cbcc53517d543
SHA1e2e11ebbae79c1add479ccc45601e9adf8e30c4a
SHA25666342cdbef711e735e268aa24458ad282105f4ffa88e91d9726750c374413906
SHA5120c079e08f0f520a6fc5dc027730d334f0045f61e55513d0ac4daff603b60a3e65f81b69251e4d8261ed330f10cc49d6eed73a66dc33abe1ae79fc5436c0c4076
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Filesize
268KB
MD5d47a8dd6786dc9d40f7cbcc53517d543
SHA1e2e11ebbae79c1add479ccc45601e9adf8e30c4a
SHA25666342cdbef711e735e268aa24458ad282105f4ffa88e91d9726750c374413906
SHA5120c079e08f0f520a6fc5dc027730d334f0045f61e55513d0ac4daff603b60a3e65f81b69251e4d8261ed330f10cc49d6eed73a66dc33abe1ae79fc5436c0c4076