Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
02-05-2024 12:27
Static task
static1
Behavioral task
behavioral1
Sample
d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe
Resource
win10v2004-20240426-en
General
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Target
d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe
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Size
4.2MB
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MD5
0011fe587a2617cf24d4f6e87b9ec0f6
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SHA1
9d7474e0bd7fc88fca2b4cdbc58635231eec64ea
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SHA256
d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066
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SHA512
a82fd17da18dfbe2756b0e5acd9259d726874e4ca233b035b1eedc1fe55e3a0c4d22cd1e4f8498b2bb15440e2335aebece814705f01b45282faced06d5d08618
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SSDEEP
98304:MF8im1gGuIBx6OZnUWht4ycCRjCDI1oqsmlQ8P/n0AE5Adl1b:/S/E57jC07smlVn0v5Sl1b
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/228-2-0x0000000003ED0000-0x00000000047BB000-memory.dmp family_glupteba behavioral1/memory/228-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/228-106-0x0000000003ED0000-0x00000000047BB000-memory.dmp family_glupteba behavioral1/memory/228-104-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/1484-134-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/228-197-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4424-216-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-227-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-230-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-233-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-236-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-239-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-242-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-245-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-248-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-251-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-254-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-257-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/4424-260-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2624 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4424 csrss.exe 1212 injector.exe 5084 windefender.exe 1192 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023443-219.dat upx behavioral1/memory/5084-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1192-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5084-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1192-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1192-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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\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 File created 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 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe File created C:\Windows\rss\csrss.exe d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification 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 3332 sc.exe -
pid Process 3576 powershell.exe 2900 powershell.exe 2044 powershell.exe 3032 powershell.exe 2628 powershell.exe 2172 powershell.exe 2268 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 4260 schtasks.exe 2208 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.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\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2172 powershell.exe 2172 powershell.exe 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 2268 powershell.exe 2268 powershell.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 3576 powershell.exe 3576 powershell.exe 2900 powershell.exe 2900 powershell.exe 2044 powershell.exe 2044 powershell.exe 3032 powershell.exe 3032 powershell.exe 2628 powershell.exe 2628 powershell.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 4424 csrss.exe 4424 csrss.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 4424 csrss.exe 4424 csrss.exe 1212 injector.exe 1212 injector.exe 4424 csrss.exe 4424 csrss.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe 1212 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2172 powershell.exe Token: SeDebugPrivilege 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Token: SeImpersonatePrivilege 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe Token: SeDebugPrivilege 2268 powershell.exe Token: SeDebugPrivilege 3576 powershell.exe Token: SeDebugPrivilege 2900 powershell.exe Token: SeDebugPrivilege 2044 powershell.exe Token: SeDebugPrivilege 3032 powershell.exe Token: SeDebugPrivilege 2628 powershell.exe Token: SeSystemEnvironmentPrivilege 4424 csrss.exe Token: SeSecurityPrivilege 3332 sc.exe Token: SeSecurityPrivilege 3332 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 228 wrote to memory of 2172 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 86 PID 228 wrote to memory of 2172 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 86 PID 228 wrote to memory of 2172 228 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 86 PID 1484 wrote to memory of 2268 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 91 PID 1484 wrote to memory of 2268 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 91 PID 1484 wrote to memory of 2268 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 91 PID 1484 wrote to memory of 1380 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 93 PID 1484 wrote to memory of 1380 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 93 PID 1380 wrote to memory of 2624 1380 cmd.exe 95 PID 1380 wrote to memory of 2624 1380 cmd.exe 95 PID 1484 wrote to memory of 3576 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 96 PID 1484 wrote to memory of 3576 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 96 PID 1484 wrote to memory of 3576 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 96 PID 1484 wrote to memory of 2900 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 98 PID 1484 wrote to memory of 2900 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 98 PID 1484 wrote to memory of 2900 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 98 PID 1484 wrote to memory of 4424 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 100 PID 1484 wrote to memory of 4424 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 100 PID 1484 wrote to memory of 4424 1484 d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe 100 PID 4424 wrote to memory of 2044 4424 csrss.exe 101 PID 4424 wrote to memory of 2044 4424 csrss.exe 101 PID 4424 wrote to memory of 2044 4424 csrss.exe 101 PID 4424 wrote to memory of 3032 4424 csrss.exe 107 PID 4424 wrote to memory of 3032 4424 csrss.exe 107 PID 4424 wrote to memory of 3032 4424 csrss.exe 107 PID 4424 wrote to memory of 2628 4424 csrss.exe 109 PID 4424 wrote to memory of 2628 4424 csrss.exe 109 PID 4424 wrote to memory of 2628 4424 csrss.exe 109 PID 4424 wrote to memory of 1212 4424 csrss.exe 111 PID 4424 wrote to memory of 1212 4424 csrss.exe 111 PID 5084 wrote to memory of 4528 5084 windefender.exe 117 PID 5084 wrote to memory of 4528 5084 windefender.exe 117 PID 5084 wrote to memory of 4528 5084 windefender.exe 117 PID 4528 wrote to memory of 3332 4528 cmd.exe 118 PID 4528 wrote to memory of 3332 4528 cmd.exe 118 PID 4528 wrote to memory of 3332 4528 cmd.exe 118 -
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\d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe"C:\Users\Admin\AppData\Local\Temp\d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2172
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C:\Users\Admin\AppData\Local\Temp\d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.exe"C:\Users\Admin\AppData\Local\Temp\d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066.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:1484 -
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:2268
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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:1380 -
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:2624
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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:3576
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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:2900
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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:4424 -
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:2044
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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:4260
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1040
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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:3032
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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:2628
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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:1212
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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:2208
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5084 -
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:4528 -
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:3332
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1192
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
MD5ce7301ee0404b0aee17b49f35fdf4e7f
SHA1ca66be7322e926eadfae0845ca4827d172dc68dc
SHA2562e277f29bd777eb021672e8edec97cdd52bfa2c7704f073dcda1d8de2ea0b1db
SHA51230094a05cc3edc0b59f1594fac6546b54c7dc3ef959cbf18704c5502a36e5ebf3a400b32f8d41e808f8e9e9dba9291ee667d1d1b673d3b3445406969559cca98
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5314ef4b95f6ba2e4e24e4cc59609516c
SHA1b8da7b2374d89610925472d67e277023e301f890
SHA25687ae4bb1e2e97c44a98df03e9a2831c66276c3b9b5767fbb90482d3dba193890
SHA5123c5e63499744605a12c66c05a77f64be76521d225632e736cced9a9b9a35f55143704023a652efa76d234f214be3910a87c8f67b40d31f0c229c59c4945cc842
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51d9cf707b6279308e08cb403472dd2f2
SHA1b4caaa80a96272d1e3ee4b96707bfe0866bed992
SHA25621293e1160c68d6ea93d3929ae9c927a13818d51ef954818ae239a337b4b153e
SHA512f29f98c7dbca23f3d3a3ce34ed0f738723ba9eb19afbe241c318c574699179b9b1a633942ef844097c988a933d9053f20ba6f2c0575d6a6a81ffe9c9e56ff9f7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52eb0cdd711c578a179c30b38253ca1e4
SHA136625ef72b61cdcb2149a4a826bbdc26d6fd06e9
SHA25666397a796968f64ff6f3e5965062387710c74b7227a6d54f9395769721e545dc
SHA51205df9909db1ae0e3a0f95efb577feb6d14701b37580dbda5ee5542378149e970b02c067892502d4666987e1360ea7b37874a20fdb2e5cab522090bfae37a699d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eaee6b1f31508cd86121a17eec9cd29e
SHA14a0add80226e102a4509509beaf46750e6d7ebc8
SHA2567b71e0383dd54e2bdcbcb5157fb595c7420246549045ef191ee550c553ad76d6
SHA5126df03ce9a2afce2374ef61e2d88f7b0ecc94217e48490a8e43fa752fd7f37bd3e6096975e8adf23275e4ab47543c64fa73562c984e0ae51257d62ddad04eb027
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Filesize
4.2MB
MD50011fe587a2617cf24d4f6e87b9ec0f6
SHA19d7474e0bd7fc88fca2b4cdbc58635231eec64ea
SHA256d61deb71386c4f3326ae2402b1e59ab44975aa3b002108b2d1e1fe62f89c3066
SHA512a82fd17da18dfbe2756b0e5acd9259d726874e4ca233b035b1eedc1fe55e3a0c4d22cd1e4f8498b2bb15440e2335aebece814705f01b45282faced06d5d08618
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec