Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2022, 16:45
Static task
static1
Behavioral task
behavioral1
Sample
a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe
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Size
116KB
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MD5
8363d8fdf7c9e142b48f9b66565eb5d0
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SHA1
ad34b1ca8d762ac402d39dc93d10a825ee7eb9c7
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SHA256
a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b
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SHA512
13d1cde6323085872aef26436f002e53e25b3bb2b35e53d4e1e6a2fa44dd798cb2d55d12aae76967ba2d899f00d8d2d4070ae1861885befcb78745afb1f5e27e
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SSDEEP
3072:K0T94Xnr99Rx7D/ONLd01eWkVkMfwdsSB0W+A:jZ477D2NLd01eWkVkMfwdJSW+A
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" heoevo.exe -
Executes dropped EXE 1 IoCs
pid Process 3816 heoevo.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /u" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /b" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /t" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /d" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /p" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /h" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /f" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /r" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /v" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /n" heoevo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /m" heoevo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /l" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /y" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /c" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /x" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /w" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /j" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /t" a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /e" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /a" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /i" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /g" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /k" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /s" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /z" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /o" heoevo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\heoevo = "C:\\Users\\Admin\\heoevo.exe /q" heoevo.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 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe 3816 heoevo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 3816 heoevo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4348 wrote to memory of 3816 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 84 PID 4348 wrote to memory of 3816 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 84 PID 4348 wrote to memory of 3816 4348 a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.exe"C:\Users\Admin\AppData\Local\Temp\a98fe0da2faf37d8b292d1ad706dde2d031496394d87a5cbe98bb20d54e28e5b.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:4348 -
C:\Users\Admin\heoevo.exe"C:\Users\Admin\heoevo.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:3816
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
116KB
MD5194611aef1f1e42d13e9c8c017559231
SHA10f815bec87a1a4a86c4f73856bb43daeb9046adc
SHA2560f4a1575fae6c876d50f9401a89d01e7c387be79d4a1da1de0c1c7cb08871e60
SHA5120c7ab92e6e0cc16911bb2dd1180d8a47cea40238b78957beb44c75bd57025ac70f182d832625950f646d4efb90df569c5b73d9d020d2aa6da5d448242ff42e76
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Filesize
116KB
MD5194611aef1f1e42d13e9c8c017559231
SHA10f815bec87a1a4a86c4f73856bb43daeb9046adc
SHA2560f4a1575fae6c876d50f9401a89d01e7c387be79d4a1da1de0c1c7cb08871e60
SHA5120c7ab92e6e0cc16911bb2dd1180d8a47cea40238b78957beb44c75bd57025ac70f182d832625950f646d4efb90df569c5b73d9d020d2aa6da5d448242ff42e76