Analysis
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max time kernel
151s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
06/12/2022, 08:55
Static task
static1
Behavioral task
behavioral1
Sample
9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe
Resource
win10v2004-20220901-en
General
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Target
9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe
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Size
133KB
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MD5
434bf4c711ba1a27a88d69628a2b2136
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SHA1
f8ca84f4a8d8e71b97cc65bb7312782d5db56157
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SHA256
9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba
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SHA512
29568fa8999782801f5349b441b14f7be47ea66d887204eb4746be7d5537fad8846e4cace2a7ba4899648f46bbc1f233c40a7662bdd96d9c35aea4ac99ca8de8
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SSDEEP
3072:W1BLECiXM8LKRkuRZII+W5/LA2N5lOMUwWzPXWu/vC:OBQtJmRfZ3J8rMUE
Malware Config
Signatures
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resource yara_rule behavioral2/memory/368-134-0x0000000010000000-0x000000001000F000-memory.dmp upx behavioral2/memory/368-137-0x0000000010000000-0x000000001000F000-memory.dmp upx behavioral2/memory/368-138-0x0000000010000000-0x000000001000F000-memory.dmp upx behavioral2/memory/368-140-0x0000000010000000-0x000000001000F000-memory.dmp upx behavioral2/memory/368-141-0x0000000010000000-0x000000001000F000-memory.dmp upx -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\ConfigFlags dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\HardwareID dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\HardwareID dwm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_DADY_DVD-ROM\4&215468A5&0&010000 dwm.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_DADY_DVD-ROM\4&215468a5&0&010000\ConfigFlags dwm.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS dwm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwm.exe -
Modifies data under HKEY_USERS 18 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates dwm.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople dwm.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeCreateGlobalPrivilege 3392 dwm.exe Token: SeChangeNotifyPrivilege 3392 dwm.exe Token: 33 3392 dwm.exe Token: SeIncBasePriorityPrivilege 3392 dwm.exe Token: SeShutdownPrivilege 3392 dwm.exe Token: SeCreatePagefilePrivilege 3392 dwm.exe Token: SeShutdownPrivilege 3392 dwm.exe Token: SeCreatePagefilePrivilege 3392 dwm.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2284 wrote to memory of 368 2284 9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe 80 PID 2284 wrote to memory of 368 2284 9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe 80 PID 2284 wrote to memory of 368 2284 9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe"C:\Users\Admin\AppData\Local\Temp\9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Users\Admin\AppData\Local\Temp\9a84637ce73acbaa95d6863894b8e11e904fb984b161e3bb5bbf445b7396e1ba.exe?2⤵PID:368
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵
- Checks SCSI registry key(s)
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:3392