Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
27/01/2024, 21:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7b5139b7679e2e3fe6c7787778ed64e7.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
7b5139b7679e2e3fe6c7787778ed64e7.exe
Resource
win10v2004-20231222-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
7b5139b7679e2e3fe6c7787778ed64e7.exe
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Size
240KB
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MD5
7b5139b7679e2e3fe6c7787778ed64e7
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SHA1
2994e2093e8239730cb7033e636f02987d9bba71
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SHA256
14ca1cd38d51f377c036b6617d1ad3321db7cebf5ac5ac487561974e003da129
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SHA512
8d86ca47783433a33091cf64709e86225cee41836bf9831ba63ea1354eb15440e5d0d1ad89262692746edb64534e9aa16adeaf753f2db3c096adcb9dc5cd59f6
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SSDEEP
6144:jUI3dwqsNweTAB0EqxF6snji81RUinKchht8S3H:DdQ5JDbX
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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mxyin.exe Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 7b5139b7679e2e3fe6c7787778ed64e7.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-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation 7b5139b7679e2e3fe6c7787778ed64e7.exe -
Executes dropped EXE 1 IoCs
pid Process 3796 mxyin.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /p" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /t" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /f" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /i" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /v" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /n" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /l" 7b5139b7679e2e3fe6c7787778ed64e7.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /z" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /r" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /h" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /w" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /q" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /g" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /u" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /s" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /a" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /k" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /j" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /m" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /e" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /c" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /y" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /d" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /b" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /l" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /o" mxyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mxyin = "C:\\Users\\Admin\\mxyin.exe /x" mxyin.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe 3796 mxyin.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 3796 mxyin.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2240 wrote to memory of 3796 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 91 PID 2240 wrote to memory of 3796 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 91 PID 2240 wrote to memory of 3796 2240 7b5139b7679e2e3fe6c7787778ed64e7.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\7b5139b7679e2e3fe6c7787778ed64e7.exe"C:\Users\Admin\AppData\Local\Temp\7b5139b7679e2e3fe6c7787778ed64e7.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:2240 -
C:\Users\Admin\mxyin.exe"C:\Users\Admin\mxyin.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:3796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
240KB
MD5471282fbabae0e7d56a9c598d874bf1f
SHA191ee584e189fa9187bb11969fb2a06e49a1eb79d
SHA2562fee4f3fcff554367ad80050d576df993e2cff90cf31953f73ed96da9742f5c9
SHA512eb3b7ec874eecb9de2463fd3b0c8d331cd16385d572d9548312bb78b51f648b05adbfb39b08b3caa93879e8f012baa7826da37206b10aba229c7f3f2a130906d