Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04/05/2024, 05:43
Static task
static1
Behavioral task
behavioral1
Sample
907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe
Resource
win10v2004-20240226-en
General
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Target
907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe
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Size
4.2MB
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MD5
02eab94bb254d99ae65daf798e883cbd
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SHA1
c70231a43465a6e632bfb47382e8234da0a87b89
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SHA256
907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8
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SHA512
758eb37bf635aba3dae970da3a71c217713f5a9ba38ce3b5883bbcdde4b02105752f8bd043ca37e46a5eb3e787cf0e043d35fef37f9e6233fb64011b128c42f0
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SSDEEP
98304:aYYiaFq+ieS5FN6Ok4KsxnWuFa9Ky4Bnrz9CeP/hqGP:aYNWaN6/4KsbUUweIGP
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/380-2-0x0000000003FD0000-0x00000000048BB000-memory.dmp family_glupteba behavioral1/memory/380-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/380-22-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/380-33-0x0000000003FD0000-0x00000000048BB000-memory.dmp family_glupteba behavioral1/memory/380-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/380-50-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/380-83-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4848-110-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4848-140-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-190-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-223-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-228-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-237-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-241-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-245-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-249-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-253-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-256-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba behavioral1/memory/4988-261-0x0000000000400000-0x0000000001DFC000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1476 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4988 csrss.exe 3144 injector.exe 1160 windefender.exe 2164 windefender.exe -
resource yara_rule behavioral1/files/0x000c00000002327d-227.dat upx behavioral1/memory/1160-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2164-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1160-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2164-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2164-247-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe File created C:\Windows\rss\csrss.exe 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4068 sc.exe -
pid Process 2860 powershell.exe 3360 powershell.exe 4748 powershell.exe 752 powershell.exe 3708 powershell.exe 5076 powershell.exe 3524 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2900 schtasks.exe 3264 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3708 powershell.exe 3708 powershell.exe 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 5076 powershell.exe 5076 powershell.exe 5076 powershell.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 3524 powershell.exe 3524 powershell.exe 3524 powershell.exe 2860 powershell.exe 2860 powershell.exe 2860 powershell.exe 3360 powershell.exe 3360 powershell.exe 3360 powershell.exe 4748 powershell.exe 4748 powershell.exe 4748 powershell.exe 752 powershell.exe 752 powershell.exe 752 powershell.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 4988 csrss.exe 4988 csrss.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 4988 csrss.exe 4988 csrss.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 4988 csrss.exe 4988 csrss.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe 3144 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3708 powershell.exe Token: SeDebugPrivilege 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Token: SeImpersonatePrivilege 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe Token: SeDebugPrivilege 5076 powershell.exe Token: SeDebugPrivilege 3524 powershell.exe Token: SeDebugPrivilege 2860 powershell.exe Token: SeDebugPrivilege 3360 powershell.exe Token: SeDebugPrivilege 4748 powershell.exe Token: SeDebugPrivilege 752 powershell.exe Token: SeSystemEnvironmentPrivilege 4988 csrss.exe Token: SeSecurityPrivilege 4068 sc.exe Token: SeSecurityPrivilege 4068 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 380 wrote to memory of 3708 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 92 PID 380 wrote to memory of 3708 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 92 PID 380 wrote to memory of 3708 380 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 92 PID 4848 wrote to memory of 5076 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 102 PID 4848 wrote to memory of 5076 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 102 PID 4848 wrote to memory of 5076 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 102 PID 4848 wrote to memory of 532 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 105 PID 4848 wrote to memory of 532 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 105 PID 532 wrote to memory of 1476 532 cmd.exe 107 PID 532 wrote to memory of 1476 532 cmd.exe 107 PID 4848 wrote to memory of 3524 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 108 PID 4848 wrote to memory of 3524 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 108 PID 4848 wrote to memory of 3524 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 108 PID 4848 wrote to memory of 2860 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 110 PID 4848 wrote to memory of 2860 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 110 PID 4848 wrote to memory of 2860 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 110 PID 4848 wrote to memory of 4988 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 112 PID 4848 wrote to memory of 4988 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 112 PID 4848 wrote to memory of 4988 4848 907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe 112 PID 4988 wrote to memory of 3360 4988 csrss.exe 114 PID 4988 wrote to memory of 3360 4988 csrss.exe 114 PID 4988 wrote to memory of 3360 4988 csrss.exe 114 PID 4988 wrote to memory of 4748 4988 csrss.exe 120 PID 4988 wrote to memory of 4748 4988 csrss.exe 120 PID 4988 wrote to memory of 4748 4988 csrss.exe 120 PID 4988 wrote to memory of 752 4988 csrss.exe 122 PID 4988 wrote to memory of 752 4988 csrss.exe 122 PID 4988 wrote to memory of 752 4988 csrss.exe 122 PID 4988 wrote to memory of 3144 4988 csrss.exe 124 PID 4988 wrote to memory of 3144 4988 csrss.exe 124 PID 1160 wrote to memory of 3476 1160 windefender.exe 130 PID 1160 wrote to memory of 3476 1160 windefender.exe 130 PID 1160 wrote to memory of 3476 1160 windefender.exe 130 PID 3476 wrote to memory of 4068 3476 cmd.exe 131 PID 3476 wrote to memory of 4068 3476 cmd.exe 131 PID 3476 wrote to memory of 4068 3476 cmd.exe 131 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe"C:\Users\Admin\AppData\Local\Temp\907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:380 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3708
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C:\Users\Admin\AppData\Local\Temp\907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe"C:\Users\Admin\AppData\Local\Temp\907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5076
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:1476
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3524
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2860
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3360
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2900
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3828
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4748
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:752
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3144
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3264
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1160 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4068
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3716 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:81⤵PID:1096
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2164
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5925eed6d730f310616ecac08fae5ab61
SHA1a58d138098522e94d34579b078c79939c300b893
SHA256b72fd3742ccd9e3f53461dc16cbc2a68a922f2df8e524dede4a894204ec0664d
SHA512efed985b0dae61ef6a8bf8eab3af72e7764159496c7186cd322f97cd80908bbf16a9c519f2462d6c3119ade4f33e80d132fdf4ffd44e3d43c79efa58b6e68128
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD518afa4b73dce2e69fe39c42f695fe660
SHA17a5a652278342047230bc35c3dff8026615f3431
SHA256c90b52c390d77828eb2f70f2ea6e3b8adf5a54da74f07a1a69e39102fd7f14f2
SHA5127f702caac38a7dd3ba3bb26812d8fe0e4006cabef42c13e257cfd18d26d2e35487b963c56c1f532a0b2398894b7caa40d6d4bdce7a93819aeba639c5af54fc05
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD527c6cbde28a58bc0342a964cc137f271
SHA1898dab5dd1b1c6c49d6ad02a6573eeb56ead7ace
SHA256350e198e3bd6d85b3984f46402effb46e397510a1a9e5bd33233b4007ac9b72c
SHA5125155bd2d89f6cb9151ff570a3de70264e16d0088b73294ed4dfb1b43c44984f9733ee66f85f30987779219c70c92a051175c71ea5462a386a1ffdfe28a95e6fe
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52c4968ce3d629bdf9c18a0c47d8a9143
SHA1e8a0085928103a5789f609770a64c46dfb05786d
SHA256eb3fc89c788f31d19da3a35ba553cca712acbee02881414999cef7a3e03c9308
SHA512c15c08af92999a3793a4c50c3d65ca06b7cfab94ea5d2010f4acc3ed13d1699b5027cbe4d720f9ace75b1925352b15fab7216ecb71a096a343cec1ce24c3b8b4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b6c43437f63bb8fb0215cce904ee17d
SHA1267935b77c322c79a2aa312ade437c0660b354bb
SHA25672de64790dc7f1b99130bba97cdc7de6aa3fac80b7354a403c5abfe675a17bcf
SHA51225c4d58d9ac40d1959bdd4cddaeca7ffe28d6de84a7fc9a1662a818aa5853b3d3cbb3c95ee1894cc8077874473072617c3e705011f8c221526639e063032d649
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Filesize
4.2MB
MD502eab94bb254d99ae65daf798e883cbd
SHA1c70231a43465a6e632bfb47382e8234da0a87b89
SHA256907ac66b1e8debab224e0985321712f12959ee8293d48cf3c945f951d23b78a8
SHA512758eb37bf635aba3dae970da3a71c217713f5a9ba38ce3b5883bbcdde4b02105752f8bd043ca37e46a5eb3e787cf0e043d35fef37f9e6233fb64011b128c42f0
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec