Analysis
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max time kernel
153s -
max time network
201s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 20:21
Static task
static1
Behavioral task
behavioral1
Sample
9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe
Resource
win7-20221111-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe
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Size
264KB
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MD5
08b853160667ce3bf4ab021586e13590
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SHA1
949b98d8e7755aaf3fea2e9c4cba686f9d9b75c7
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SHA256
9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf
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SHA512
99662091ab48c6200d7e945ffe7cc137b4faa0ca075a75149e1213aed94873a6695bc50b3c14fa309ed9f97434aed99dd62b9821ee49ebe3d8b419834f23e881
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SSDEEP
6144:/FZ8gY0OqFNLVJ6S0lE+6LVjlWPuEwTIwMe/wwU3ch:/zHhNLVJ/nLVjlWPuEwam
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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" saecuo.exe -
Executes dropped EXE 1 IoCs
pid Process 1708 saecuo.exe -
Loads dropped DLL 2 IoCs
pid Process 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /p" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /g" 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /g" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /d" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /c" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /v" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /d" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /i" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /o" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /u" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /h" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /h" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /n" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /j" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /y" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /e" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /a" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /q" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /m" saecuo.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /x" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /w" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /r" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /f" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /p" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /z" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /t" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /v" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /y" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /m" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /x" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /w" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /a" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /g" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /l" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /z" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /e" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /k" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /c" saecuo.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /b" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /l" 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /q" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /s" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /n" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /u" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /l" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /i" saecuo.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /j" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /t" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /k" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /b" saecuo.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /f" saecuo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /s" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /o" saecuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saecuo = "C:\\Users\\Admin\\saecuo.exe /r" saecuo.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 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe 1708 saecuo.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1708 saecuo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 1708 saecuo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1888 wrote to memory of 1708 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 28 PID 1888 wrote to memory of 1708 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 28 PID 1888 wrote to memory of 1708 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 28 PID 1888 wrote to memory of 1708 1888 9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.exe"C:\Users\Admin\AppData\Local\Temp\9f415a4ea18f2edad7c14c85ad20844c2281745d351d53606e6be713e494edaf.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:1888 -
C:\Users\Admin\saecuo.exe"C:\Users\Admin\saecuo.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:1708
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
264KB
MD539fd025566c7d702923d8dd7017a42f2
SHA18e197231b7813753d4f884c5f8284263a836dc23
SHA256b5719eace8ba0ad79b4637710e2edd91afd7984c3c0144141782bf6397779c5c
SHA512cb4dfdc3186c11f32bb77f4d822d1e63eff504c88eccfbc47d5af5859738c4fbe9291c20cf70564399d7a9edc3a8ad34e1e35c36c548b97ce8aac47aca1bffa1
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Filesize
264KB
MD539fd025566c7d702923d8dd7017a42f2
SHA18e197231b7813753d4f884c5f8284263a836dc23
SHA256b5719eace8ba0ad79b4637710e2edd91afd7984c3c0144141782bf6397779c5c
SHA512cb4dfdc3186c11f32bb77f4d822d1e63eff504c88eccfbc47d5af5859738c4fbe9291c20cf70564399d7a9edc3a8ad34e1e35c36c548b97ce8aac47aca1bffa1
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Filesize
264KB
MD539fd025566c7d702923d8dd7017a42f2
SHA18e197231b7813753d4f884c5f8284263a836dc23
SHA256b5719eace8ba0ad79b4637710e2edd91afd7984c3c0144141782bf6397779c5c
SHA512cb4dfdc3186c11f32bb77f4d822d1e63eff504c88eccfbc47d5af5859738c4fbe9291c20cf70564399d7a9edc3a8ad34e1e35c36c548b97ce8aac47aca1bffa1
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Filesize
264KB
MD539fd025566c7d702923d8dd7017a42f2
SHA18e197231b7813753d4f884c5f8284263a836dc23
SHA256b5719eace8ba0ad79b4637710e2edd91afd7984c3c0144141782bf6397779c5c
SHA512cb4dfdc3186c11f32bb77f4d822d1e63eff504c88eccfbc47d5af5859738c4fbe9291c20cf70564399d7a9edc3a8ad34e1e35c36c548b97ce8aac47aca1bffa1