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Analysis
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max time kernel
151s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 02:37
Static task
static1
Behavioral task
behavioral1
Sample
0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe
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Size
120KB
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MD5
6bf7e994b809ebdb43a58f723cb9de7d
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SHA1
721db444e8564a1e54d74d6abb201e92a0d23673
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SHA256
0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3
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SHA512
a2b584e9165cf82d6116e6118b488108722930c7ffc861768bfc743480834a73293308514c6c6b285596fa4c1cb817d53bd8117a1454a103a501664df2832757
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SSDEEP
3072:l6v7777777777777777H77777777777777777777777777777tUaIqcNBcaE:yUaILNBc
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" 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" boiod.exe -
Executes dropped EXE 1 IoCs
pid Process 1472 boiod.exe -
Loads dropped DLL 2 IoCs
pid Process 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.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\boiod = "C:\\Users\\Admin\\boiod.exe /n" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /m" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /l" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /c" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /w" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /x" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /h" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /q" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /r" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /a" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /z" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /o" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /f" boiod.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /j" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /g" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /e" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /p" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /k" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /i" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /d" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /y" boiod.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /s" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /u" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /s" 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /t" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /b" boiod.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\boiod = "C:\\Users\\Admin\\boiod.exe /v" boiod.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 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe 1472 boiod.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 1472 boiod.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1456 wrote to memory of 1472 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 26 PID 1456 wrote to memory of 1472 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 26 PID 1456 wrote to memory of 1472 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 26 PID 1456 wrote to memory of 1472 1456 0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.exe"C:\Users\Admin\AppData\Local\Temp\0fc43995c90847b7c9f4814769735b042903dd4032cd0c323b324f30d89e93e3.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:1456 -
C:\Users\Admin\boiod.exe"C:\Users\Admin\boiod.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:1472
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
120KB
MD51c27fac12a70ef80815583495e71b745
SHA1a2a38e8d32357ea1662359c137807ffa01adb8f5
SHA256c93b43685acbc6d8cd0cf34b65d27a50e23a6d30b443efb5dbbdd5c176d21c86
SHA512f076efbc019fc9e516dbdf397f5591333841612689f2fe592bf5ff5ca937614acd15f66d667c458a67e68fd480e834b9fed185994874e35160ba8da9111f19d6
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Filesize
120KB
MD51c27fac12a70ef80815583495e71b745
SHA1a2a38e8d32357ea1662359c137807ffa01adb8f5
SHA256c93b43685acbc6d8cd0cf34b65d27a50e23a6d30b443efb5dbbdd5c176d21c86
SHA512f076efbc019fc9e516dbdf397f5591333841612689f2fe592bf5ff5ca937614acd15f66d667c458a67e68fd480e834b9fed185994874e35160ba8da9111f19d6
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Filesize
120KB
MD51c27fac12a70ef80815583495e71b745
SHA1a2a38e8d32357ea1662359c137807ffa01adb8f5
SHA256c93b43685acbc6d8cd0cf34b65d27a50e23a6d30b443efb5dbbdd5c176d21c86
SHA512f076efbc019fc9e516dbdf397f5591333841612689f2fe592bf5ff5ca937614acd15f66d667c458a67e68fd480e834b9fed185994874e35160ba8da9111f19d6
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Filesize
120KB
MD51c27fac12a70ef80815583495e71b745
SHA1a2a38e8d32357ea1662359c137807ffa01adb8f5
SHA256c93b43685acbc6d8cd0cf34b65d27a50e23a6d30b443efb5dbbdd5c176d21c86
SHA512f076efbc019fc9e516dbdf397f5591333841612689f2fe592bf5ff5ca937614acd15f66d667c458a67e68fd480e834b9fed185994874e35160ba8da9111f19d6