Analysis
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max time kernel
153s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 23:08
Static task
static1
Behavioral task
behavioral1
Sample
0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe
Resource
win10v2004-20240226-en
General
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Target
0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe
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Size
4.1MB
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MD5
30e9d7e7d3a8a497c429ea55c6c59617
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SHA1
f927fe6b27a06109bc9647351061c68509cb0837
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SHA256
0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583
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SHA512
59bf8dcbad0e2f38659e6102aee17077de7cfba95642cde539880b4664388a2e55386412d67a9c32d3da6e8f91c035d879ed08474b05901d65565a0eadc64003
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SSDEEP
98304:kmJz+EAFuKpzA6GjnwtAd4VH0G8BBOAZM6KCBe84F:xh+Eouw86GbIivMwMVCB8F
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/4284-2-0x0000000004E70000-0x000000000575B000-memory.dmp family_glupteba behavioral1/memory/4284-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4284-4-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/4284-25-0x0000000004E70000-0x000000000575B000-memory.dmp family_glupteba behavioral1/memory/4284-28-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4284-34-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/4284-63-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/4284-66-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4284-64-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1096-117-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/1096-171-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-201-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-241-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-246-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-252-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-255-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3624-258-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1888 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3624 csrss.exe 1228 injector.exe 4544 windefender.exe 2952 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000023280-235.dat upx behavioral1/memory/4544-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2952-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4544-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2952-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2952-250-0x0000000000400000-0x00000000008DF000-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\"" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.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 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 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 -
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 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2516 sc.exe -
pid Process 1228 powershell.exe 792 powershell.exe 2656 powershell.exe 1684 powershell.exe 1832 powershell.exe 4584 powershell.exe 4008 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 3408 schtasks.exe 1456 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.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\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1832 powershell.exe 1832 powershell.exe 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 4584 powershell.exe 4584 powershell.exe 4584 powershell.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 4008 powershell.exe 4008 powershell.exe 4008 powershell.exe 1228 powershell.exe 1228 powershell.exe 1228 powershell.exe 792 powershell.exe 792 powershell.exe 792 powershell.exe 2656 powershell.exe 2656 powershell.exe 2656 powershell.exe 1684 powershell.exe 1684 powershell.exe 1684 powershell.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 3624 csrss.exe 3624 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 3624 csrss.exe 3624 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 3624 csrss.exe 3624 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1832 powershell.exe Token: SeDebugPrivilege 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Token: SeImpersonatePrivilege 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe Token: SeDebugPrivilege 4584 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe Token: SeDebugPrivilege 1228 powershell.exe Token: SeDebugPrivilege 792 powershell.exe Token: SeDebugPrivilege 2656 powershell.exe Token: SeDebugPrivilege 1684 powershell.exe Token: SeSystemEnvironmentPrivilege 3624 csrss.exe Token: SeSecurityPrivilege 2516 sc.exe Token: SeSecurityPrivilege 2516 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4284 wrote to memory of 1832 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 91 PID 4284 wrote to memory of 1832 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 91 PID 4284 wrote to memory of 1832 4284 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 91 PID 1096 wrote to memory of 4584 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 102 PID 1096 wrote to memory of 4584 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 102 PID 1096 wrote to memory of 4584 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 102 PID 1096 wrote to memory of 848 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 105 PID 1096 wrote to memory of 848 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 105 PID 848 wrote to memory of 1888 848 cmd.exe 107 PID 848 wrote to memory of 1888 848 cmd.exe 107 PID 1096 wrote to memory of 4008 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 108 PID 1096 wrote to memory of 4008 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 108 PID 1096 wrote to memory of 4008 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 108 PID 1096 wrote to memory of 1228 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 123 PID 1096 wrote to memory of 1228 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 123 PID 1096 wrote to memory of 1228 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 123 PID 1096 wrote to memory of 3624 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 112 PID 1096 wrote to memory of 3624 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 112 PID 1096 wrote to memory of 3624 1096 0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe 112 PID 3624 wrote to memory of 792 3624 csrss.exe 113 PID 3624 wrote to memory of 792 3624 csrss.exe 113 PID 3624 wrote to memory of 792 3624 csrss.exe 113 PID 3624 wrote to memory of 2656 3624 csrss.exe 118 PID 3624 wrote to memory of 2656 3624 csrss.exe 118 PID 3624 wrote to memory of 2656 3624 csrss.exe 118 PID 3624 wrote to memory of 1684 3624 csrss.exe 121 PID 3624 wrote to memory of 1684 3624 csrss.exe 121 PID 3624 wrote to memory of 1684 3624 csrss.exe 121 PID 3624 wrote to memory of 1228 3624 csrss.exe 123 PID 3624 wrote to memory of 1228 3624 csrss.exe 123 PID 4544 wrote to memory of 4584 4544 windefender.exe 129 PID 4544 wrote to memory of 4584 4544 windefender.exe 129 PID 4544 wrote to memory of 4584 4544 windefender.exe 129 PID 4584 wrote to memory of 2516 4584 cmd.exe 130 PID 4584 wrote to memory of 2516 4584 cmd.exe 130 PID 4584 wrote to memory of 2516 4584 cmd.exe 130 -
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\0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe"C:\Users\Admin\AppData\Local\Temp\0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1832
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C:\Users\Admin\AppData\Local\Temp\0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.exe"C:\Users\Admin\AppData\Local\Temp\0aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583.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:1096 -
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:4584
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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:848 -
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:1888
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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:4008
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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:1228
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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:3624 -
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:792
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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:3408
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2036
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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:2656
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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:1684
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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:1228
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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:1456
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4544 -
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:4584 -
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:2516
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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=1028 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:81⤵PID:2804
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2952
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
MD556e6e6abfc226326557bc6288cd4509e
SHA1984b79ef33f9e3c962f2fa737c02127e0ef5490a
SHA2561e2d6cc654871c32f9c46407552f41959d8c057db40a839244ffc0d669691220
SHA5125cac051525baa30f1b31da66483efa9b7e074c265e8d8efdada8b0dc499e39edf7529964b595c68a6269cba061fb2b49c908c6c13b65d7f7d16c92b3e557696d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5050e3f78a0a05963eda9b10d10cb00c9
SHA1d1c2c50d35b76e4b8391b196b6b658b682937ec7
SHA2566be1bd273609e84930efa1f39b73b7e75155647b1d903dda6d6d4cf885841c3b
SHA512be41e8613b6fc6eca32262b6473cc7381c57c07248eb42a0bb8d834ade945aa7b6036751b0f4933b283628d3d37ea57de63919d529b190417bceea5b3793c0dd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d3c4e6e52e2e3791b86484e2dbce18d7
SHA1b3aa122e48b0efa545fca60c36a9a7515a476a46
SHA2560f967ad4999da787c26177e9a46bf05755b98eb652f4a1cff17ed82146096899
SHA512e29a714c01e27dbf97cd28c3b07db3f3f3e285a46c244869d9ecbb18e6ead6e0f8bed5b9052803795e0e1aa8b563f91452f4852bbdf1c49dc7794975e06d3219
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50a5cd7308fc84cd0d59e6061db11f48e
SHA19630a137df7626f5be0ff8f5fd473340021f8959
SHA256f1b2dd51f5be9ebf24cd88b59fc31b9215784a929e47b11d07f10fe29eceb92d
SHA51250f4e1c4d8fecb5bd149d341c4ea460ea7cb2d7b74d71864411f55f74c337ad367ee35d5b1f0b958ebebd234cac02937c191988619e7372c725823b5870ebbd8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b0e2316c2f04f75e8824d98879bdd9bc
SHA149ffa8e1b9bf00664e2563e7a15393fb816afd28
SHA2566ca59b9c8ed6218f38aa1155f98016549d97d15eba6cef750259ec48177639bd
SHA51260f4640abd43c9008e5ac7b6bdc98f4e17c474d0763952059c2adc0f1f72f672baea46c4fbacc48b20266da6a706cfffd0257703b5fb0f91e7c032305e39e5da
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Filesize
4.1MB
MD530e9d7e7d3a8a497c429ea55c6c59617
SHA1f927fe6b27a06109bc9647351061c68509cb0837
SHA2560aa8a9813f8bff0ba0420b2178073a8d857c4cd39e8afc40806b6d9f3d442583
SHA51259bf8dcbad0e2f38659e6102aee17077de7cfba95642cde539880b4664388a2e55386412d67a9c32d3da6e8f91c035d879ed08474b05901d65565a0eadc64003
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec