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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 06:28
Static task
static1
Behavioral task
behavioral1
Sample
c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe
Resource
win7-20220901-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe
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Size
212KB
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MD5
63ec95e70e56ae0d69d8bfec58126704
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SHA1
189aabeb1a9c9773657361d4c28d83dd4cf5d7f2
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SHA256
c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5
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SHA512
6ea1cf1a25a957eac05b7e30e0635fec18015459eb4864a50b32b861bb3298b53f48f329ef02f88eed0bf07c288ea09a9b8c0c4150513a467625876330d17fd5
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SSDEEP
6144:i1AKwwPficzY09umHh7K5cUXEBwrYVHhAgY65cJ:6AbyfxY09umH45cUXEBwUVHhAgY65u
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" gaofaa.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe -
Executes dropped EXE 1 IoCs
pid Process 644 gaofaa.exe -
Loads dropped DLL 2 IoCs
pid Process 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /x" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /w" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /e" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /s" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /m" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /r" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /k" c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /d" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /f" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /h" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /q" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /i" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /v" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /g" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /n" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /n" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /e" gaofaa.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /a" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /q" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /m" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /b" gaofaa.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /t" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /r" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /b" gaofaa.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /y" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /j" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /n" c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /p" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /i" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /z" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /z" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /k" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /o" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /u" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /p" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /o" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /k" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /d" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /a" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /f" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /s" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /l" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /g" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /j" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /c" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /c" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /x" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /y" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /t" gaofaa.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /u" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /h" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /l" gaofaa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /w" gaofaa.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaofaa = "C:\\Users\\Admin\\gaofaa.exe /v" gaofaa.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 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe 644 gaofaa.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 644 gaofaa.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 644 gaofaa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1696 wrote to memory of 644 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 27 PID 1696 wrote to memory of 644 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 27 PID 1696 wrote to memory of 644 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 27 PID 1696 wrote to memory of 644 1696 c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.exe"C:\Users\Admin\AppData\Local\Temp\c6318fea2465278051a2a81f10d588eefcfd4e62fe7a3ebde61af8c6069e33e5.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:1696 -
C:\Users\Admin\gaofaa.exe"C:\Users\Admin\gaofaa.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:644
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
212KB
MD5ec3428485b30d4d481956e56cf498d63
SHA17c83493a1281190af97dccc8a6df485f85fdd22e
SHA256dff637d2c8da61caad7983670cd30eb4af99ffbe3168ae80a42d938843f6f2cf
SHA5121ae6b0208b46988c313d8d2ca7033a3fc767477f440ace51b7fb444227ab01eefd3cfd50cd3569480cb24c106cf68540595e3a70914488124a293212f7d570c2
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Filesize
212KB
MD5ec3428485b30d4d481956e56cf498d63
SHA17c83493a1281190af97dccc8a6df485f85fdd22e
SHA256dff637d2c8da61caad7983670cd30eb4af99ffbe3168ae80a42d938843f6f2cf
SHA5121ae6b0208b46988c313d8d2ca7033a3fc767477f440ace51b7fb444227ab01eefd3cfd50cd3569480cb24c106cf68540595e3a70914488124a293212f7d570c2
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Filesize
212KB
MD5ec3428485b30d4d481956e56cf498d63
SHA17c83493a1281190af97dccc8a6df485f85fdd22e
SHA256dff637d2c8da61caad7983670cd30eb4af99ffbe3168ae80a42d938843f6f2cf
SHA5121ae6b0208b46988c313d8d2ca7033a3fc767477f440ace51b7fb444227ab01eefd3cfd50cd3569480cb24c106cf68540595e3a70914488124a293212f7d570c2
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Filesize
212KB
MD5ec3428485b30d4d481956e56cf498d63
SHA17c83493a1281190af97dccc8a6df485f85fdd22e
SHA256dff637d2c8da61caad7983670cd30eb4af99ffbe3168ae80a42d938843f6f2cf
SHA5121ae6b0208b46988c313d8d2ca7033a3fc767477f440ace51b7fb444227ab01eefd3cfd50cd3569480cb24c106cf68540595e3a70914488124a293212f7d570c2