Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/11/2024, 14:16
Static task
static1
Behavioral task
behavioral1
Sample
610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe
Resource
win10v2004-20241007-en
General
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Target
610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe
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Size
245KB
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MD5
58dc09f0b28331ddb7a937e9566c068d
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SHA1
911fa002cc7bc6a272ea82e5ba1e0fe96cc445d9
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SHA256
610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a
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SHA512
b512e2035c7e1129e7725652e5b967071591a4ac0eba026a6fc420aa31a9324cef34d237501bc38de4f7017202bcccabb09dc3622a9cfbb43dc466c7f25aeb4e
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SSDEEP
6144:57HI/0S6GcV6yabg0OLe//fRD/uzc+8fJpgY08g:1H6b6GcV6wq/fJ/rDfJpgYE
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\apppatch\\svchost.exe," svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 4396 svchost.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\1e900290 = "C:\\Windows\\apppatch\\svchost.exe" 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\1e900290 = "C:\\Windows\\apppatch\\svchost.exe" svchost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\apppatch\svchost.exe 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe File opened for modification C:\Windows\apppatch\svchost.exe 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4396 svchost.exe 4396 svchost.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1232 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1232 wrote to memory of 4396 1232 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe 84 PID 1232 wrote to memory of 4396 1232 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe 84 PID 1232 wrote to memory of 4396 1232 610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe"C:\Users\Admin\AppData\Local\Temp\610df50d54bb77ecae53a64b202a3e01e9b9146d9eb4e4b33bccfeae94f1901a.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4396
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
245KB
MD55a322f8993796f624abe5d9ed4e544d4
SHA1ce4be02eec2f336f21bc307ce09d472637ec621a
SHA25643f6ca8a80d428a6b5b7439b78f6de567a8e0dd882820ee04f60e885f6751ac4
SHA512e1b714f8a32e9dfbc8a0208814fff1db9b82d291c38ae336be319d015fcbbad7743ae9e16f20630cde5b8d9280c59d52d43f031ff502d26e0815e5c2e5f93207