Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
22/07/2023, 22:11
Static task
static1
General
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Target
d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe
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Size
4.2MB
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MD5
19f013cefd9798eae335a4bdb6e6ea0a
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SHA1
c1be0ef5a2afd06954eed9c1c14b605649d3d23e
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SHA256
d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8
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SHA512
a4a8ba146c3d496c516c0939f72b2fe35d300e7a7e87a0b1db1bde1052760ca8b7ecb5ed2ced42df9f15be030ab122bcf733e7789deea1a8bc7415aa5b8b9dbe
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SSDEEP
98304:nNg1CHugjIZ0jT38FApL1eDF4Lq/GbT62j1n3oZrON8cZQ9:61BgMZaT3rpBOUq/GbT62toZSN8Qq
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/5112-135-0x0000000004B50000-0x000000000543B000-memory.dmp family_glupteba behavioral1/memory/5112-136-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/5112-155-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/5112-156-0x0000000004B50000-0x000000000543B000-memory.dmp family_glupteba behavioral1/memory/5112-188-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/1804-190-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/1804-215-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/1804-216-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/1804-240-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/1804-288-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-291-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-343-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-380-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-389-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-393-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-397-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-401-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-405-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-409-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-413-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba behavioral1/memory/4924-417-0x0000000000400000-0x000000000285A000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3028 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4924 csrss.exe 3244 injector.exe 3940 windefender.exe 2932 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000231d4-385.dat upx behavioral1/files/0x00080000000231d4-384.dat upx behavioral1/files/0x00080000000231d4-387.dat upx behavioral1/memory/3940-388-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2932-392-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2932-400-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2932-412-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive Conhost.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log Conhost.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe File created C:\Windows\rss\csrss.exe d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.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 3476 sc.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 3196 schtasks.exe 1240 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA Conhost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs Conhost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.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\1e\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4156 powershell.exe 4156 powershell.exe 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 2892 Conhost.exe 2892 Conhost.exe 2892 Conhost.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 3264 powershell.exe 3264 powershell.exe 3136 powershell.exe 3136 powershell.exe 4404 powershell.exe 4404 powershell.exe 2928 powershell.exe 2928 powershell.exe 2172 powershell.exe 2172 powershell.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 4924 csrss.exe 4924 csrss.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 4924 csrss.exe 4924 csrss.exe 3244 injector.exe 3244 injector.exe 4924 csrss.exe 4924 csrss.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe 3244 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4156 powershell.exe Token: SeDebugPrivilege 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Token: SeImpersonatePrivilege 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe Token: SeDebugPrivilege 2892 Conhost.exe Token: SeDebugPrivilege 3264 powershell.exe Token: SeDebugPrivilege 3136 powershell.exe Token: SeDebugPrivilege 4404 powershell.exe Token: SeDebugPrivilege 2928 powershell.exe Token: SeDebugPrivilege 2172 powershell.exe Token: SeSystemEnvironmentPrivilege 4924 csrss.exe Token: SeSecurityPrivilege 3476 sc.exe Token: SeSecurityPrivilege 3476 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5112 wrote to memory of 4156 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 89 PID 5112 wrote to memory of 4156 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 89 PID 5112 wrote to memory of 4156 5112 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 89 PID 1804 wrote to memory of 2892 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 120 PID 1804 wrote to memory of 2892 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 120 PID 1804 wrote to memory of 2892 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 120 PID 1804 wrote to memory of 4328 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 105 PID 1804 wrote to memory of 4328 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 105 PID 4328 wrote to memory of 3028 4328 cmd.exe 107 PID 4328 wrote to memory of 3028 4328 cmd.exe 107 PID 1804 wrote to memory of 3264 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 108 PID 1804 wrote to memory of 3264 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 108 PID 1804 wrote to memory of 3264 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 108 PID 1804 wrote to memory of 3136 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 110 PID 1804 wrote to memory of 3136 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 110 PID 1804 wrote to memory of 3136 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 110 PID 1804 wrote to memory of 4924 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 112 PID 1804 wrote to memory of 4924 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 112 PID 1804 wrote to memory of 4924 1804 d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe 112 PID 4924 wrote to memory of 4404 4924 csrss.exe 113 PID 4924 wrote to memory of 4404 4924 csrss.exe 113 PID 4924 wrote to memory of 4404 4924 csrss.exe 113 PID 4924 wrote to memory of 2928 4924 csrss.exe 118 PID 4924 wrote to memory of 2928 4924 csrss.exe 118 PID 4924 wrote to memory of 2928 4924 csrss.exe 118 PID 4924 wrote to memory of 2172 4924 csrss.exe 121 PID 4924 wrote to memory of 2172 4924 csrss.exe 121 PID 4924 wrote to memory of 2172 4924 csrss.exe 121 PID 4924 wrote to memory of 3244 4924 csrss.exe 123 PID 4924 wrote to memory of 3244 4924 csrss.exe 123 PID 3940 wrote to memory of 3664 3940 windefender.exe 129 PID 3940 wrote to memory of 3664 3940 windefender.exe 129 PID 3940 wrote to memory of 3664 3940 windefender.exe 129 PID 3664 wrote to memory of 3476 3664 cmd.exe 130 PID 3664 wrote to memory of 3476 3664 cmd.exe 130 PID 3664 wrote to memory of 3476 3664 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\d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe"C:\Users\Admin\AppData\Local\Temp\d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4156
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C:\Users\Admin\AppData\Local\Temp\d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.exe"C:\Users\Admin\AppData\Local\Temp\d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8.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:1804 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵PID:2892
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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:4328 -
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:3028
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3264
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3136
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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:4924 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4404
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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:1240
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3232
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2928 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2892
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2172
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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:3244
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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:3196
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3940 -
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:3664 -
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:3476
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2932
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
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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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
MD5fe40d5c6b58174481dba52176a11ae78
SHA1f923c929614c29ab6230c1bff5373a9d2e21cbe9
SHA25637d5386ef4c3d0c09e0452f16bf39926a0cd0a6826771be299d8dc9526c14c36
SHA512ef1fe97dc4fc2057a688ce10bd19173ce71462516f25a32231fafe1d2b013aec88065acb13a64635b006db6c6597c9c80cb272c6b30f99eeb4727502b48cdcf2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d203365433875f0dbca7a7c7b06517ac
SHA1aba9f5e47e45dfe4891ce608a03ad95b4614d1db
SHA256772ddac6ed8422fdb2d242212988ed9880836b9e6b400ff4d01c1ada12d9f7d8
SHA51291404cfac95670b2412b887188c0cec344de9c94e254329dae93692fad2b54fdcbd5349c0026875ff51aed25b08f78239917f43cdc180a07b3533f410e8adb21
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52dc87fef698aae8d43fe806ab899a029
SHA19f9bbad131c8eefec996c7df6d1891ec7af9f1a1
SHA256af463f805b5543c62f557e70be8ee7144e966f87ab06768ca21fd6b8efaf8b97
SHA5129a93bd6256543b3354f704e38cd68ef7d3e3a17c9bdaa5dcc5977a7bb161dfaf0f6f4d1b37575cba6b82024a5dc2685c2462c974c2ac4ba704b2c86130e12fbc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5734556899028abd0780fe584fcbc427d
SHA1f84a19bd9b1d7b68bba9ffb567ad79d4ccd477a9
SHA256effc6d184d0aa5d5807ece2ee47762592978555cc3b4b3a441bd29dcddd83657
SHA512a6b339e064e282ac1b69013b3661175ae34a58a3a1d9e4a34830b6880a9b6b4821e42a01bad8ef34e78579634124265c0f8482524ef8bab9da7ea5b6502df511
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cf245d94117f4af723a25abda80b610a
SHA19d2663b0b9db8e9a0bf5e3b592aa2b858b58376a
SHA25635a8ec70337b2c4671dd3190bad4b21f07cd6e6cda8ebdb7ab299c09830af5de
SHA512d7c5d239d816dec4f8185a7028fb53c7bb873bc71932b7189b9677b983e1fca8123c20390abcbc932942c475146ff7f8f91be9734ba538259bebd08d03bffbb2
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Filesize
4.2MB
MD519f013cefd9798eae335a4bdb6e6ea0a
SHA1c1be0ef5a2afd06954eed9c1c14b605649d3d23e
SHA256d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8
SHA512a4a8ba146c3d496c516c0939f72b2fe35d300e7a7e87a0b1db1bde1052760ca8b7ecb5ed2ced42df9f15be030ab122bcf733e7789deea1a8bc7415aa5b8b9dbe
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Filesize
4.2MB
MD519f013cefd9798eae335a4bdb6e6ea0a
SHA1c1be0ef5a2afd06954eed9c1c14b605649d3d23e
SHA256d7305caa50152919f104a3b6d3f2984b5079983af479b6186bdf8945d76d3af8
SHA512a4a8ba146c3d496c516c0939f72b2fe35d300e7a7e87a0b1db1bde1052760ca8b7ecb5ed2ced42df9f15be030ab122bcf733e7789deea1a8bc7415aa5b8b9dbe
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec