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Analysis
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max time kernel
162s -
max time network
65s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 15:35
Static task
static1
Behavioral task
behavioral1
Sample
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe
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Size
224KB
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MD5
3fc55e589cf8984bc00048f247fa807a
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SHA1
3bd163ef033c071b2ee701d178006a1f9632bf3f
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SHA256
0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22
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SHA512
084b7fd5f42aa5a2dfee1d079772ef5ef9002ce52ead4ad51e4cb02f45e42acecdeadca77e7775fefff17dc9046969b894ce08d38003d42d8988ba959d3cdf15
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SSDEEP
3072:LXyqNsMoBuhZVpl2mclbj4Uvx+8ysNOu+2eRcKksU61JkkX39RLrw4ySKUbax2+l:+qN5Fp4LnbmlrZW
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" rdvuih.exe -
Executes dropped EXE 1 IoCs
pid Process 1532 rdvuih.exe -
Loads dropped DLL 2 IoCs
pid Process 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /q" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /h" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /r" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /g" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /b" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /j" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /y" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /t" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /z" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /e" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /n" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /p" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /x" rdvuih.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /u" 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /f" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /o" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /i" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /v" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /m" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /a" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /c" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /s" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /l" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /d" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /u" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /w" rdvuih.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\rdvuih = "C:\\Users\\Admin\\rdvuih.exe /k" rdvuih.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 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe 1532 rdvuih.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 1532 rdvuih.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1808 wrote to memory of 1532 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 28 PID 1808 wrote to memory of 1532 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 28 PID 1808 wrote to memory of 1532 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 28 PID 1808 wrote to memory of 1532 1808 0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.exe"C:\Users\Admin\AppData\Local\Temp\0f5cdca61df03c1f58c3400f929ffd2a80f19fab45776a129736023f8728ad22.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:1808 -
C:\Users\Admin\rdvuih.exe"C:\Users\Admin\rdvuih.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:1532
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD595e00f33d96cad28f36ed53635204afd
SHA191f722ae32b99ef21fc5cdedd32dec35cfdf467b
SHA2568ce43028b535b96cced33cbc2f2eb6ea43f0a2fdb0814cfc8d363116fc94a73e
SHA5127f7ee26bc4691250233894ce21827f7a15192da961db7499fd0a4d864ed4e6e822f80ae317e1556805752a08c05f65cf45e7db774317fa6cddd81a1f0a62de27
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Filesize
224KB
MD595e00f33d96cad28f36ed53635204afd
SHA191f722ae32b99ef21fc5cdedd32dec35cfdf467b
SHA2568ce43028b535b96cced33cbc2f2eb6ea43f0a2fdb0814cfc8d363116fc94a73e
SHA5127f7ee26bc4691250233894ce21827f7a15192da961db7499fd0a4d864ed4e6e822f80ae317e1556805752a08c05f65cf45e7db774317fa6cddd81a1f0a62de27
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Filesize
224KB
MD595e00f33d96cad28f36ed53635204afd
SHA191f722ae32b99ef21fc5cdedd32dec35cfdf467b
SHA2568ce43028b535b96cced33cbc2f2eb6ea43f0a2fdb0814cfc8d363116fc94a73e
SHA5127f7ee26bc4691250233894ce21827f7a15192da961db7499fd0a4d864ed4e6e822f80ae317e1556805752a08c05f65cf45e7db774317fa6cddd81a1f0a62de27
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Filesize
224KB
MD595e00f33d96cad28f36ed53635204afd
SHA191f722ae32b99ef21fc5cdedd32dec35cfdf467b
SHA2568ce43028b535b96cced33cbc2f2eb6ea43f0a2fdb0814cfc8d363116fc94a73e
SHA5127f7ee26bc4691250233894ce21827f7a15192da961db7499fd0a4d864ed4e6e822f80ae317e1556805752a08c05f65cf45e7db774317fa6cddd81a1f0a62de27