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Analysis
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max time kernel
151s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 01:32
Static task
static1
Behavioral task
behavioral1
Sample
5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe
Resource
win7-20221111-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe
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Size
146KB
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MD5
4d6032603ea1f4769812deb05f24e4a0
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SHA1
6438b61008cd44a5276dd9216a70c87affa3f741
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SHA256
5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9
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SHA512
2b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303
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SSDEEP
3072:pZ4whCoTh9z3QGEU0pt+PVTNYy7yrHMjUqmF9lA1Uf3PZ:pFEUXzmPpt+PVR9XqrZ3R
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" 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" deoan.exe -
Executes dropped EXE 2 IoCs
pid Process 4144 deoan.exe 3624 deoan.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 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.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\deoan = "C:\\Users\\Admin\\deoan.exe /o" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /b" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /w" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /d" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /j" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /l" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /v" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /k" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /g" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /u" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /q" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /e" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /g" 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /n" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /m" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /c" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /z" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /i" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /s" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /r" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /t" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /h" deoan.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /p" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /f" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /y" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /a" deoan.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\deoan = "C:\\Users\\Admin\\deoan.exe /x" deoan.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 deoan.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 deoan.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.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 deoan.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4988 set thread context of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4144 set thread context of 3624 4144 deoan.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 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe 3624 deoan.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 4144 deoan.exe 3624 deoan.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4988 wrote to memory of 4792 4988 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 81 PID 4792 wrote to memory of 4144 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 82 PID 4792 wrote to memory of 4144 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 82 PID 4792 wrote to memory of 4144 4792 5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe 82 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85 PID 4144 wrote to memory of 3624 4144 deoan.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe"C:\Users\Admin\AppData\Local\Temp\5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Users\Admin\AppData\Local\Temp\5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9.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:4792 -
C:\Users\Admin\deoan.exe"C:\Users\Admin\deoan.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4144 -
C:\Users\Admin\deoan.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:3624
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
146KB
MD54d6032603ea1f4769812deb05f24e4a0
SHA16438b61008cd44a5276dd9216a70c87affa3f741
SHA2565f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9
SHA5122b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303
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Filesize
146KB
MD54d6032603ea1f4769812deb05f24e4a0
SHA16438b61008cd44a5276dd9216a70c87affa3f741
SHA2565f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9
SHA5122b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303
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Filesize
146KB
MD54d6032603ea1f4769812deb05f24e4a0
SHA16438b61008cd44a5276dd9216a70c87affa3f741
SHA2565f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9
SHA5122b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303