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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
20/04/2024, 02:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
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Size
100KB
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MD5
30b341b4778dfae34883cdb31117ec8d
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SHA1
a3fa959d14832feb7fdef623d27b50173994b0f7
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SHA256
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402
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SHA512
28e9126873062bdffa56c43983f86d11d4654c45cb52e82d71ba552ee22680bc5b23af4772929a476d1218eef3fe1ccb6f60ae81193f7551b43b890089a6d9e9
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SSDEEP
1536:jtHi0gN8p4BNRXAEwqScgDz0Bg2PDXJRde/SwvFMYVwC+QaMaS+XjLlm:dH4zDfDXJVI+fS+3s
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-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bacet.exe Set value (int) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.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-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe -
Executes dropped EXE 1 IoCs
pid Process 836 bacet.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /w" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /f" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /r" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /b" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /j" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /e" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /z" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /u" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /y" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /j" c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /g" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /o" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /t" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /h" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /c" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /i" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /d" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /x" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /n" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /s" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /k" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /v" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /q" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /p" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /a" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /m" bacet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bacet = "C:\\Users\\Admin\\bacet.exe /l" bacet.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe 836 bacet.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 836 bacet.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2832 wrote to memory of 836 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 92 PID 2832 wrote to memory of 836 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 92 PID 2832 wrote to memory of 836 2832 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe"C:\Users\Admin\AppData\Local\Temp\c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.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:2832 -
C:\Users\Admin\bacet.exe"C:\Users\Admin\bacet.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:836
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
100KB
MD52b2855651ee62b72f18d7b3b16be5766
SHA1041ace5811182dc2b31cf58af40d37d8538778e8
SHA25678448e321590eec212860ee9ccb573146e368dce5aa6a6752ebf1d2800ef1f63
SHA512298e0bbe64057cb971696f012812b8bc919c3f9d41ae79c25cadd8d25346c0a8260c589f258f9be72e9280880a8fdf7fcf6719fe5ee1a000255c4646a81c759b