Analysis
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max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 23:56
Static task
static1
Behavioral task
behavioral1
Sample
8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe
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Size
146KB
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MD5
2b58547355fe07db3180e1ea54112970
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SHA1
6fea095510c39a9f36d31a9b42ceee43a1ac2699
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SHA256
8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df
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SHA512
a5c73ff7aff9ccbd1b02560dca7bc7027e6730db98e515da9023f0e93ef29380e29f5fa131dce737094cdae768878b6c9c2cc311a353af0ef00a3869d195e336
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SSDEEP
3072:hlYomlqmMKZHDAdHhupYv9XVq3GBzjLbzf0:nYoJwMUYvjq38zfc
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" peafeh.exe -
Executes dropped EXE 2 IoCs
pid Process 4020 peafeh.exe 4820 peafeh.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /h" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /t" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /b" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /v" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /f" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /s" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /m" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /i" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /e" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /p" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /c" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /k" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /q" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /n" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /w" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /g" peafeh.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /d" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /x" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /s" 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /z" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /j" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /l" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /o" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /a" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /y" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /r" peafeh.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peafeh = "C:\\Users\\Admin\\peafeh.exe /u" peafeh.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum peafeh.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 peafeh.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf peafeh.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3612 set thread context of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 4020 set thread context of 4820 4020 peafeh.exe 85 -
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 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe 4820 peafeh.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 4020 peafeh.exe 4820 peafeh.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 3612 wrote to memory of 5112 3612 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 83 PID 5112 wrote to memory of 4020 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 84 PID 5112 wrote to memory of 4020 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 84 PID 5112 wrote to memory of 4020 5112 8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe 84 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85 PID 4020 wrote to memory of 4820 4020 peafeh.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe"C:\Users\Admin\AppData\Local\Temp\8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3612 -
C:\Users\Admin\AppData\Local\Temp\8958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df.exe742⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Users\Admin\peafeh.exe"C:\Users\Admin\peafeh.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Users\Admin\peafeh.exe744⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
146KB
MD52b58547355fe07db3180e1ea54112970
SHA16fea095510c39a9f36d31a9b42ceee43a1ac2699
SHA2568958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df
SHA512a5c73ff7aff9ccbd1b02560dca7bc7027e6730db98e515da9023f0e93ef29380e29f5fa131dce737094cdae768878b6c9c2cc311a353af0ef00a3869d195e336
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Filesize
146KB
MD52b58547355fe07db3180e1ea54112970
SHA16fea095510c39a9f36d31a9b42ceee43a1ac2699
SHA2568958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df
SHA512a5c73ff7aff9ccbd1b02560dca7bc7027e6730db98e515da9023f0e93ef29380e29f5fa131dce737094cdae768878b6c9c2cc311a353af0ef00a3869d195e336
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Filesize
146KB
MD52b58547355fe07db3180e1ea54112970
SHA16fea095510c39a9f36d31a9b42ceee43a1ac2699
SHA2568958e2cf117cb2d36ed47990bf5475d0e0a289ed9cef21507a774f79637b65df
SHA512a5c73ff7aff9ccbd1b02560dca7bc7027e6730db98e515da9023f0e93ef29380e29f5fa131dce737094cdae768878b6c9c2cc311a353af0ef00a3869d195e336