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Analysis
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max time kernel
149s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
08/05/2024, 06:41
Static task
static1
Behavioral task
behavioral1
Sample
9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe
Resource
win10v2004-20240419-en
General
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Target
9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe
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Size
4.1MB
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MD5
2b280af8564ec31c459cf1a1cc024321
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SHA1
466a34bfd20669a2ab3aa4cb3c56926eff4fe117
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SHA256
9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d
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SHA512
ccd8fb268c558989df1f831733b9166bd89b6cbe3616cad90d377c8aa3611311cb0210e3ca84e767a175d3c25db9ca9e39251ade6e8a449b6630867ec51fdb37
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SSDEEP
98304:XlFbLYeuloYXSrFl85fbfqTiqOX/j25Km/N7P0nTY9MR5STF0yFyAOmjG+:nLYjloYk05jzj25BF7PfbHEOjn
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4436-2-0x0000000003E00000-0x00000000046EB000-memory.dmp family_glupteba behavioral1/memory/4436-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4436-55-0x0000000003E00000-0x00000000046EB000-memory.dmp family_glupteba behavioral1/memory/4436-54-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/4436-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5112-134-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-219-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-229-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-230-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-232-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-235-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-237-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-239-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-240-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-243-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-245-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-247-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba behavioral1/memory/3432-248-0x0000000000400000-0x0000000001DE6000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1528 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3432 csrss.exe 2816 injector.exe 3092 windefender.exe 3644 windefender.exe -
resource yara_rule behavioral1/files/0x000c000000023bd9-222.dat upx behavioral1/memory/3092-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3644-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3092-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3644-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3644-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\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 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe File created C:\Windows\rss\csrss.exe 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.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 4416 sc.exe -
pid Process 4696 powershell.exe 4888 powershell.exe 4248 powershell.exe 3672 powershell.exe 2564 powershell.exe 384 powershell.exe 1516 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4924 4436 WerFault.exe 83 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2616 schtasks.exe 3832 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs 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\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT 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\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight 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" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight 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\TrustedPeople 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.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\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2564 powershell.exe 2564 powershell.exe 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 384 powershell.exe 384 powershell.exe 384 powershell.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 1516 powershell.exe 1516 powershell.exe 4696 powershell.exe 4696 powershell.exe 4888 powershell.exe 4888 powershell.exe 4248 powershell.exe 4248 powershell.exe 3672 powershell.exe 3672 powershell.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 3432 csrss.exe 3432 csrss.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 3432 csrss.exe 3432 csrss.exe 2816 injector.exe 2816 injector.exe 3432 csrss.exe 3432 csrss.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe 2816 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2564 powershell.exe Token: SeDebugPrivilege 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Token: SeImpersonatePrivilege 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe Token: SeDebugPrivilege 384 powershell.exe Token: SeDebugPrivilege 1516 powershell.exe Token: SeDebugPrivilege 4696 powershell.exe Token: SeDebugPrivilege 4888 powershell.exe Token: SeDebugPrivilege 4248 powershell.exe Token: SeDebugPrivilege 3672 powershell.exe Token: SeSystemEnvironmentPrivilege 3432 csrss.exe Token: SeSecurityPrivilege 4416 sc.exe Token: SeSecurityPrivilege 4416 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4436 wrote to memory of 2564 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 88 PID 4436 wrote to memory of 2564 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 88 PID 4436 wrote to memory of 2564 4436 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 88 PID 5112 wrote to memory of 384 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 101 PID 5112 wrote to memory of 384 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 101 PID 5112 wrote to memory of 384 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 101 PID 5112 wrote to memory of 2084 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 103 PID 5112 wrote to memory of 2084 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 103 PID 2084 wrote to memory of 1528 2084 cmd.exe 105 PID 2084 wrote to memory of 1528 2084 cmd.exe 105 PID 5112 wrote to memory of 1516 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 106 PID 5112 wrote to memory of 1516 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 106 PID 5112 wrote to memory of 1516 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 106 PID 5112 wrote to memory of 4696 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 108 PID 5112 wrote to memory of 4696 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 108 PID 5112 wrote to memory of 4696 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 108 PID 5112 wrote to memory of 3432 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 110 PID 5112 wrote to memory of 3432 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 110 PID 5112 wrote to memory of 3432 5112 9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe 110 PID 3432 wrote to memory of 4888 3432 csrss.exe 111 PID 3432 wrote to memory of 4888 3432 csrss.exe 111 PID 3432 wrote to memory of 4888 3432 csrss.exe 111 PID 3432 wrote to memory of 4248 3432 csrss.exe 117 PID 3432 wrote to memory of 4248 3432 csrss.exe 117 PID 3432 wrote to memory of 4248 3432 csrss.exe 117 PID 3432 wrote to memory of 3672 3432 csrss.exe 119 PID 3432 wrote to memory of 3672 3432 csrss.exe 119 PID 3432 wrote to memory of 3672 3432 csrss.exe 119 PID 3432 wrote to memory of 2816 3432 csrss.exe 121 PID 3432 wrote to memory of 2816 3432 csrss.exe 121 PID 3092 wrote to memory of 2228 3092 windefender.exe 129 PID 3092 wrote to memory of 2228 3092 windefender.exe 129 PID 3092 wrote to memory of 2228 3092 windefender.exe 129 PID 2228 wrote to memory of 4416 2228 cmd.exe 130 PID 2228 wrote to memory of 4416 2228 cmd.exe 130 PID 2228 wrote to memory of 4416 2228 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\9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe"C:\Users\Admin\AppData\Local\Temp\9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4436 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2564
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C:\Users\Admin\AppData\Local\Temp\9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.exe"C:\Users\Admin\AppData\Local\Temp\9de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d.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:5112 -
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:384
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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:2084 -
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:1528
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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:1516
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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:4696
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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:3432 -
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:4888
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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:2616
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2372
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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:4248
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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:3672
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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:2816
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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:3832
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3092 -
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:2228 -
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:4416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 6282⤵
- Program crash
PID:4924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4436 -ip 44361⤵PID:464
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3644
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
MD50a892c6398486203f0c21e05913b2155
SHA1c5e3c64e91fed18d7edd473cb71e18dc51d196ed
SHA256186efca856162867b6206e1aa8d590dc2303dddfcaa1321f289bb7c0db394b5c
SHA512967dfb4ec692401f2981393881e8cabb87be65b1ad9dbe241a00c43ced23a9b2f566d88bcace4089c4f5ea0f7c1d3ed9e37deb324744bc90ad194ff7414b2ccc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD598c29ed01cd0307948211bc783845b07
SHA1aaf9342a3d3d237ab609f61c62b96dba9c1ae263
SHA25684e3fd35917948e064d48d31ede7f11f3becf2420a8b10117db81c8cb54561b0
SHA512e9824fbaf595cd1e95e15e85bc8ac5446f35fa71148225cefc0309b6adb37ea40d3ec56268703b35a004628cd811006600335a1ba4d6d54ccdb545f615053713
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fa5ea2924a8e72cd8ad06c06f28696dc
SHA1b0e4bb7097d4eee30f64ad747fe62f129fe2394b
SHA256da9eab9a27634267c1f91fe7c86dd4936196bb0386a5a157ac68946bfb69c149
SHA51258832b3fb458d4385e43c84b212e3797cf10111ae1cd28b7f18a039bff7bf940168ec3a6687d5409ebf6282902b2efc31a1a80da94078b7a297c9a94335fd50d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5004fc13431468a18df537e5680191ce6
SHA1fcaa788629c468286852b7d7e3b03fb2b16f5505
SHA256e241d9c6383e31a98895d3ff6e4ee75472bb3d060d2bd3c5ec6567f9da8974f4
SHA512e45d09dbe3eea1041edb6d1621ec6b1ddd7fcdb841322e70439f17add892987524c9e650dd601bbaadc8862e1291f9cded0597a5f9953d40456498fa79c86995
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51f286d56d35343ebec460ead9efa6a70
SHA10e388aa611a7ce42f9ef332557fddd079bc728ba
SHA2568cb3778812ed9e5a26c9869d325dc5e627687349df1083a3f0b215eb5b4325bd
SHA51204062166fcf55a5ab1fa04b5fb1c519ad5493422d87943b919c468ddd4be9df3e2b01ac1bb551f28ff29f9b8e0da7f890abcb0df72c89f31da04563e27e17d3a
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Filesize
4.1MB
MD52b280af8564ec31c459cf1a1cc024321
SHA1466a34bfd20669a2ab3aa4cb3c56926eff4fe117
SHA2569de5d9efe2d90bacce4f3768ce583e72a8122c7125ac99450ae82595f860d07d
SHA512ccd8fb268c558989df1f831733b9166bd89b6cbe3616cad90d377c8aa3611311cb0210e3ca84e767a175d3c25db9ca9e39251ade6e8a449b6630867ec51fdb37
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec