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Analysis
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max time kernel
154s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/04/2024, 18:24
Static task
static1
Behavioral task
behavioral1
Sample
0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe
Resource
win10v2004-20240226-en
General
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Target
0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe
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Size
88KB
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MD5
807420b999be060c2e0b855543d4670d
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SHA1
4d7c19d31e3ee7b8c59fa83bc92506f85b302a1b
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SHA256
0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25
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SHA512
37df5bec263647ab73ef0012ef556d71e71d48899da44fa49facba2eeebb4767d98eeadd145385f318be0c0d97cb0705b9e51acc0198179e1d79b8ee9429c93b
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SSDEEP
768:vAk68qOJ+TtBfPwHpFeh6gM1rA8dOsc7jUq4RkA5o3K1DfsvtzsXjLft+9o1mm:vAkHqlZGLFjnAzA5o6BfItoXjLl0hm
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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe Set value (int) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ybxaq.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-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe -
Executes dropped EXE 1 IoCs
pid Process 968 ybxaq.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /n" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /h" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /a" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /x" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /u" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /t" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /d" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /g" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /i" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /k" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /k" 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /y" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /l" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /b" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /f" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /c" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /e" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /j" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /p" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /m" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /v" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /w" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /z" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /q" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /o" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /s" ybxaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ybxaq = "C:\\Users\\Admin\\ybxaq.exe /r" ybxaq.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 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe 968 ybxaq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 968 ybxaq.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4996 wrote to memory of 968 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 93 PID 4996 wrote to memory of 968 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 93 PID 4996 wrote to memory of 968 4996 0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.exe"C:\Users\Admin\AppData\Local\Temp\0925890f14697a757a7cb10864e4f570a7fedfd0fa515f169911fe1c03f15a25.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:4996 -
C:\Users\Admin\ybxaq.exe"C:\Users\Admin\ybxaq.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:968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
88KB
MD51c6e3e91f450c28b45b5b1613a1b16d0
SHA16240dc92e150e5256e1cd31fe76be6ac6a35380d
SHA256543cbaf708b78ee76920ffce7909d56b35c00d4a2eece8ac381a02280d795a29
SHA51253cd1b4942a1c97b17e66583475f50e35507ecf64421541960098f18b964383e95ac3e66d5a6ab7c8c1694d14bcd941f5b5c7b48e49d5375ef363d0f31240914