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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 20:20
Static task
static1
Behavioral task
behavioral1
Sample
758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe
Resource
win7-20220901-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe
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Size
164KB
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MD5
a20cf9d22e5a204df30800c22b9237ac
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SHA1
d1fe237de962b8b44db25c376488126a49e69bb7
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SHA256
758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660
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SHA512
cb34ee0e86c98c574dea896d417eb7573e7df9a0e6e3da0340df3611cce3abfec8f943e7657863f7d2886a3f92715d6d6b61ce6f3257ec636a7cb11d62cc887f
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SSDEEP
3072:FZqESLsNgqDV3xoYaEskm8+cAWEDoZv4mfrmZs20IkG:pSLsNgA3xoYaEN+cAWfZAmfrIs2
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" vvhob.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe -
Executes dropped EXE 1 IoCs
pid Process 1704 vvhob.exe -
Loads dropped DLL 2 IoCs
pid Process 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /m" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /g" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /d" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /a" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /o" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /c" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /z" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /s" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /f" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /j" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /w" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /r" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /b" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /u" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /c" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /h" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /e" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /w" 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /g" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /l" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /x" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /q" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /u" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /b" vvhob.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /s" vvhob.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /m" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /j" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /r" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /v" vvhob.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /d" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /t" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /d" 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /f" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /v" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /o" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /q" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /z" vvhob.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /y" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /p" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /p" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /x" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /k" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /a" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /w" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /y" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /t" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /i" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /n" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /l" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /e" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /n" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /i" vvhob.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /h" vvhob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\vvhob = "C:\\Users\\Admin\\vvhob.exe /k" vvhob.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 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe 1704 vvhob.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1704 vvhob.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 1704 vvhob.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1448 wrote to memory of 1704 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 27 PID 1448 wrote to memory of 1704 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 27 PID 1448 wrote to memory of 1704 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 27 PID 1448 wrote to memory of 1704 1448 758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.exe"C:\Users\Admin\AppData\Local\Temp\758b5970f0a41b6cbba3b9858b7248e127d963105091de4b41a77129619db660.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:1448 -
C:\Users\Admin\vvhob.exe"C:\Users\Admin\vvhob.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1704
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
164KB
MD54949c784a8c0d328e999cbcab5860b94
SHA134fd46264859748a2a852e2399199d8dec05780d
SHA2560ba0cbaf02b661f323bf1e09837bca2914856004bf20fe8caf6e9ab60acc9a34
SHA51244146e2d93600f6a8132b5c64170937583f0068a5e695c85e1014aafbdafa56a759f0f7b5d362e7449063a25cd8bb22cdbb3562c7f8bd35e1f48cc4fac1c00ce
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Filesize
164KB
MD54949c784a8c0d328e999cbcab5860b94
SHA134fd46264859748a2a852e2399199d8dec05780d
SHA2560ba0cbaf02b661f323bf1e09837bca2914856004bf20fe8caf6e9ab60acc9a34
SHA51244146e2d93600f6a8132b5c64170937583f0068a5e695c85e1014aafbdafa56a759f0f7b5d362e7449063a25cd8bb22cdbb3562c7f8bd35e1f48cc4fac1c00ce
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Filesize
164KB
MD54949c784a8c0d328e999cbcab5860b94
SHA134fd46264859748a2a852e2399199d8dec05780d
SHA2560ba0cbaf02b661f323bf1e09837bca2914856004bf20fe8caf6e9ab60acc9a34
SHA51244146e2d93600f6a8132b5c64170937583f0068a5e695c85e1014aafbdafa56a759f0f7b5d362e7449063a25cd8bb22cdbb3562c7f8bd35e1f48cc4fac1c00ce
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Filesize
164KB
MD54949c784a8c0d328e999cbcab5860b94
SHA134fd46264859748a2a852e2399199d8dec05780d
SHA2560ba0cbaf02b661f323bf1e09837bca2914856004bf20fe8caf6e9ab60acc9a34
SHA51244146e2d93600f6a8132b5c64170937583f0068a5e695c85e1014aafbdafa56a759f0f7b5d362e7449063a25cd8bb22cdbb3562c7f8bd35e1f48cc4fac1c00ce