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Analysis
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max time kernel
151s -
max time network
156s -
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, 00:13
Static task
static1
Behavioral task
behavioral1
Sample
b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe
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Size
88KB
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MD5
a27bcd8ec63f9c1c1534a90084b2ab0d
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SHA1
69ed04ca923a93549bf4f9a9aa8e56e19cc87850
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SHA256
b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2
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SHA512
e176c1e8ea35bc922f1795bee928b39e6f2fd4f3d271acd068730ac4ef3bc2c41d9ae8778b6ca55ef7ecb3d259d8de0c9dbc97c5c3e21c42810a4b35b0b22591
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SSDEEP
1536:Uelg4mgWqXJfUhYlcy7duOf4h18GRQqupJKZuO:U4gmVUhBm3fC8GRK3a
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" b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" huieg.exe -
Executes dropped EXE 2 IoCs
pid Process 1184 huieg.exe 4412 huieg.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 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.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\huieg = "C:\\Users\\Admin\\huieg.exe /j" b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /n" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /w" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /e" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /t" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /f" huieg.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /x" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /r" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /a" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /c" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /k" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /z" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /l" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /i" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /h" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /m" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /u" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /o" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /b" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /p" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /v" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /j" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /g" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /y" huieg.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /d" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /q" huieg.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\huieg = "C:\\Users\\Admin\\huieg.exe /s" huieg.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 huieg.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 huieg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.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 huieg.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4760 set thread context of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 1184 set thread context of 4412 1184 huieg.exe 89 -
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 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe 4412 huieg.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 1184 huieg.exe 4412 huieg.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 4760 wrote to memory of 1636 4760 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 83 PID 1636 wrote to memory of 1184 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 88 PID 1636 wrote to memory of 1184 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 88 PID 1636 wrote to memory of 1184 1636 b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe 88 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89 PID 1184 wrote to memory of 4412 1184 huieg.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe"C:\Users\Admin\AppData\Local\Temp\b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Users\Admin\AppData\Local\Temp\b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2.exe712⤵
- 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:1636 -
C:\Users\Admin\huieg.exe"C:\Users\Admin\huieg.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1184 -
C:\Users\Admin\huieg.exe714⤵
- 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:4412
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
88KB
MD5a27bcd8ec63f9c1c1534a90084b2ab0d
SHA169ed04ca923a93549bf4f9a9aa8e56e19cc87850
SHA256b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2
SHA512e176c1e8ea35bc922f1795bee928b39e6f2fd4f3d271acd068730ac4ef3bc2c41d9ae8778b6ca55ef7ecb3d259d8de0c9dbc97c5c3e21c42810a4b35b0b22591
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Filesize
88KB
MD5a27bcd8ec63f9c1c1534a90084b2ab0d
SHA169ed04ca923a93549bf4f9a9aa8e56e19cc87850
SHA256b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2
SHA512e176c1e8ea35bc922f1795bee928b39e6f2fd4f3d271acd068730ac4ef3bc2c41d9ae8778b6ca55ef7ecb3d259d8de0c9dbc97c5c3e21c42810a4b35b0b22591
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Filesize
88KB
MD5a27bcd8ec63f9c1c1534a90084b2ab0d
SHA169ed04ca923a93549bf4f9a9aa8e56e19cc87850
SHA256b18fc4844315d83bfda1eab8acd0a46571b4ddb749a671a42df786eb188af3a2
SHA512e176c1e8ea35bc922f1795bee928b39e6f2fd4f3d271acd068730ac4ef3bc2c41d9ae8778b6ca55ef7ecb3d259d8de0c9dbc97c5c3e21c42810a4b35b0b22591