Analysis
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max time kernel
0s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26-12-2023 01:09
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
48115950de42a52863f630b4e3d0cc40.exe
Resource
win7-20231215-en
windows7-x64
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
48115950de42a52863f630b4e3d0cc40.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
20 signatures
150 seconds
General
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Target
48115950de42a52863f630b4e3d0cc40.exe
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Size
512KB
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MD5
48115950de42a52863f630b4e3d0cc40
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SHA1
51471762d4e76a8a03f7f09caa9f76fad4b324d4
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SHA256
0e65a07ab1d1754df0712dece893e4e7bf98a8004e035187641b5093de08dffe
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SHA512
c52fd517af4c06478afe37a3073b35a19d1ebfe8f3c72fd4373278c1a8db89b75b86bf4df844b7f7e069b528fdf89ff98eda2fca2465b9c9dbd8b1b8e24692f5
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SSDEEP
6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6K:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5p
Score
10/10
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" ysdtfogwoy.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ysdtfogwoy.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" ysdtfogwoy.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" ysdtfogwoy.exe -
Executes dropped EXE 4 IoCs
pid Process 2696 ysdtfogwoy.exe 2760 imdomhdvogvhkir.exe 2900 sbntquqc.exe 2888 jkzonrjrkpkhw.exe -
Loads dropped DLL 4 IoCs
pid Process 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" ysdtfogwoy.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" ysdtfogwoy.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" ysdtfogwoy.exe -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/1848-0-0x0000000000400000-0x0000000000496000-memory.dmp autoit_exe behavioral1/files/0x000c000000015cbd-5.dat autoit_exe -
Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\SysWOW64\ysdtfogwoy.exe 48115950de42a52863f630b4e3d0cc40.exe File opened for modification C:\Windows\SysWOW64\ysdtfogwoy.exe 48115950de42a52863f630b4e3d0cc40.exe File created C:\Windows\SysWOW64\imdomhdvogvhkir.exe 48115950de42a52863f630b4e3d0cc40.exe File opened for modification C:\Windows\SysWOW64\imdomhdvogvhkir.exe 48115950de42a52863f630b4e3d0cc40.exe File created C:\Windows\SysWOW64\sbntquqc.exe 48115950de42a52863f630b4e3d0cc40.exe File opened for modification C:\Windows\SysWOW64\sbntquqc.exe 48115950de42a52863f630b4e3d0cc40.exe File created C:\Windows\SysWOW64\jkzonrjrkpkhw.exe 48115950de42a52863f630b4e3d0cc40.exe File opened for modification C:\Windows\SysWOW64\jkzonrjrkpkhw.exe 48115950de42a52863f630b4e3d0cc40.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 48115950de42a52863f630b4e3d0cc40.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" ysdtfogwoy.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh ysdtfogwoy.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc ysdtfogwoy.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf ysdtfogwoy.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "32352D7B9C2D82206A4376A670212DD97D8165AB" 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7F06BB0FF6C21ACD20CD0D38A0E9165" 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" ysdtfogwoy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EFBFF8C4F2A851E9136D65A7DE6BCEFE146584767356336D6EA" 48115950de42a52863f630b4e3d0cc40.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat ysdtfogwoy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" ysdtfogwoy.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg ysdtfogwoy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" ysdtfogwoy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ABCFAB9F910F196837D3B32869F3E97B080028842150348E1C542E909A8" 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2EB1B12847E0389F52CFB9D733EDD7C5" 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" ysdtfogwoy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "193FC67914E0DBB2B9BB7C97ED9634BE" 48115950de42a52863f630b4e3d0cc40.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" ysdtfogwoy.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs ysdtfogwoy.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 1848 48115950de42a52863f630b4e3d0cc40.exe -
Suspicious use of FindShellTrayWindow 10 IoCs
pid Process 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2900 sbntquqc.exe 2900 sbntquqc.exe 2900 sbntquqc.exe 2760 imdomhdvogvhkir.exe -
Suspicious use of SendNotifyMessage 9 IoCs
pid Process 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 1848 48115950de42a52863f630b4e3d0cc40.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2696 ysdtfogwoy.exe 2900 sbntquqc.exe 2900 sbntquqc.exe 2900 sbntquqc.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1848 wrote to memory of 2696 1848 48115950de42a52863f630b4e3d0cc40.exe 19 PID 1848 wrote to memory of 2696 1848 48115950de42a52863f630b4e3d0cc40.exe 19 PID 1848 wrote to memory of 2696 1848 48115950de42a52863f630b4e3d0cc40.exe 19 PID 1848 wrote to memory of 2696 1848 48115950de42a52863f630b4e3d0cc40.exe 19 PID 1848 wrote to memory of 2760 1848 48115950de42a52863f630b4e3d0cc40.exe 18 PID 1848 wrote to memory of 2760 1848 48115950de42a52863f630b4e3d0cc40.exe 18 PID 1848 wrote to memory of 2760 1848 48115950de42a52863f630b4e3d0cc40.exe 18 PID 1848 wrote to memory of 2760 1848 48115950de42a52863f630b4e3d0cc40.exe 18 PID 1848 wrote to memory of 2900 1848 48115950de42a52863f630b4e3d0cc40.exe 17 PID 1848 wrote to memory of 2900 1848 48115950de42a52863f630b4e3d0cc40.exe 17 PID 1848 wrote to memory of 2900 1848 48115950de42a52863f630b4e3d0cc40.exe 17 PID 1848 wrote to memory of 2900 1848 48115950de42a52863f630b4e3d0cc40.exe 17 PID 1848 wrote to memory of 2888 1848 48115950de42a52863f630b4e3d0cc40.exe 15 PID 1848 wrote to memory of 2888 1848 48115950de42a52863f630b4e3d0cc40.exe 15 PID 1848 wrote to memory of 2888 1848 48115950de42a52863f630b4e3d0cc40.exe 15 PID 1848 wrote to memory of 2888 1848 48115950de42a52863f630b4e3d0cc40.exe 15
Processes
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C:\Windows\SysWOW64\sbntquqc.exeC:\Windows\system32\sbntquqc.exe1⤵PID:2636
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C:\Windows\SysWOW64\jkzonrjrkpkhw.exejkzonrjrkpkhw.exe1⤵
- Executes dropped EXE
PID:2888
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"1⤵PID:2716
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:1500
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C:\Windows\SysWOW64\sbntquqc.exesbntquqc.exe1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2900
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C:\Windows\SysWOW64\imdomhdvogvhkir.exeimdomhdvogvhkir.exe1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
PID:2760
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C:\Windows\SysWOW64\ysdtfogwoy.exeysdtfogwoy.exe1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Modifies WinLogon
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2696
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C:\Users\Admin\AppData\Local\Temp\48115950de42a52863f630b4e3d0cc40.exe"C:\Users\Admin\AppData\Local\Temp\48115950de42a52863f630b4e3d0cc40.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1848