Analysis
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max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 04:29
Static task
static1
Behavioral task
behavioral1
Sample
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe
Resource
win10v2004-20240426-en
General
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Target
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe
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Size
4.1MB
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MD5
ed1a606b637fca457c189e8e9908cc9f
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SHA1
04f08671a1fcfbf4e7ed7e28181231f51ee66d44
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SHA256
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0
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SHA512
3870bc01056039e1d11becd95256688f8728448c27e4eee521f4f38dea3c0081b306583a62fb58c000f520db5eeb01b4ce5c40e7dcecaa640014ec92535f0cab
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SSDEEP
98304:J96GAmuNBigEkoqfZTwC6uGlBZNljS4jc2:JI9hoq9wC6uGlB/xg2
Malware Config
Signatures
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Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/1252-2-0x0000000002E70000-0x000000000375B000-memory.dmp family_glupteba behavioral1/memory/1252-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1252-105-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1252-106-0x0000000002E70000-0x000000000375B000-memory.dmp family_glupteba behavioral1/memory/3936-134-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-210-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4072-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 4860 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 4072 csrss.exe 2208 injector.exe 2020 windefender.exe 3952 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x0009000000023491-221.dat upx behavioral1/memory/2020-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3952-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2020-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3952-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3952-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
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.
Processes:
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe -
Drops file in Windows directory 4 IoCs
Processes:
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe File created C:\Windows\rss\csrss.exe be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.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.
Processes:
sc.exepid Process 2388 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 1672 powershell.exe 4556 powershell.exe 1836 powershell.exe 1196 powershell.exe 2964 powershell.exe 4600 powershell.exe 4436 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2884 schtasks.exe 5064 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.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\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.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\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan 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" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.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,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.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,-2842 = "Saratov Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.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\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.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,-491 = "India Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka 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,-1021 = "Bangladesh Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exebe247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exepowershell.exebe247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 4436 powershell.exe 4436 powershell.exe 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 1672 powershell.exe 1672 powershell.exe 1672 powershell.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 4556 powershell.exe 4556 powershell.exe 1836 powershell.exe 1836 powershell.exe 1196 powershell.exe 1196 powershell.exe 2964 powershell.exe 2964 powershell.exe 4600 powershell.exe 4600 powershell.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 4072 csrss.exe 4072 csrss.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 4072 csrss.exe 4072 csrss.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 4072 csrss.exe 4072 csrss.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe 2208 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exebe247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 4436 powershell.exe Token: SeDebugPrivilege 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Token: SeImpersonatePrivilege 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Token: SeDebugPrivilege 1672 powershell.exe Token: SeDebugPrivilege 4556 powershell.exe Token: SeDebugPrivilege 1836 powershell.exe Token: SeDebugPrivilege 1196 powershell.exe Token: SeDebugPrivilege 2964 powershell.exe Token: SeDebugPrivilege 4600 powershell.exe Token: SeSystemEnvironmentPrivilege 4072 csrss.exe Token: SeSecurityPrivilege 2388 sc.exe Token: SeSecurityPrivilege 2388 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exebe247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 1252 wrote to memory of 4436 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 87 PID 1252 wrote to memory of 4436 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 87 PID 1252 wrote to memory of 4436 1252 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 87 PID 3936 wrote to memory of 1672 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 100 PID 3936 wrote to memory of 1672 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 100 PID 3936 wrote to memory of 1672 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 100 PID 3936 wrote to memory of 3484 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 102 PID 3936 wrote to memory of 3484 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 102 PID 3484 wrote to memory of 4860 3484 cmd.exe 104 PID 3484 wrote to memory of 4860 3484 cmd.exe 104 PID 3936 wrote to memory of 4556 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 105 PID 3936 wrote to memory of 4556 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 105 PID 3936 wrote to memory of 4556 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 105 PID 3936 wrote to memory of 1836 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 107 PID 3936 wrote to memory of 1836 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 107 PID 3936 wrote to memory of 1836 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 107 PID 3936 wrote to memory of 4072 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 109 PID 3936 wrote to memory of 4072 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 109 PID 3936 wrote to memory of 4072 3936 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 109 PID 4072 wrote to memory of 1196 4072 csrss.exe 110 PID 4072 wrote to memory of 1196 4072 csrss.exe 110 PID 4072 wrote to memory of 1196 4072 csrss.exe 110 PID 4072 wrote to memory of 2964 4072 csrss.exe 115 PID 4072 wrote to memory of 2964 4072 csrss.exe 115 PID 4072 wrote to memory of 2964 4072 csrss.exe 115 PID 4072 wrote to memory of 4600 4072 csrss.exe 118 PID 4072 wrote to memory of 4600 4072 csrss.exe 118 PID 4072 wrote to memory of 4600 4072 csrss.exe 118 PID 4072 wrote to memory of 2208 4072 csrss.exe 120 PID 4072 wrote to memory of 2208 4072 csrss.exe 120 PID 2020 wrote to memory of 3020 2020 windefender.exe 127 PID 2020 wrote to memory of 3020 2020 windefender.exe 127 PID 2020 wrote to memory of 3020 2020 windefender.exe 127 PID 3020 wrote to memory of 2388 3020 cmd.exe 128 PID 3020 wrote to memory of 2388 3020 cmd.exe 128 PID 3020 wrote to memory of 2388 3020 cmd.exe 128 -
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\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4436
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C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.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:3936 -
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:1672
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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:3484 -
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:4860
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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:4556
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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:1836
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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:4072 -
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:1196
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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:2884
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3632
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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:2964
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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:4600
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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:2208
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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:5064
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2020 -
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:3020 -
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:2388
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3952
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
MD5da323cd036f8e6d528268ca45492d3b3
SHA11eee6f0acb88284c300b83bb822eeeac6e96461e
SHA2561e659bad87e25d628a1203789cee980b85f98ca7062fcf1bf36f792c4b978744
SHA512061499f6e03131eca6f2e79e871e0a3de03090d033cea931d4a9f0e896a84eb3148b3dcf059172ee89690828324f0fe45ef557b928bb1a5cab79de3aff72bee6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51e9087b5fff10da0abf74e27dc3f8687
SHA1b2f55b8f854adaf5c1158d847b4a0bdc2920cff0
SHA2564cd1c7ba998507d2fabb20227f46e1062642e9af44efacc0a2e7e4f8dbbb7be7
SHA512fb94ac47dbc385e5d8cbbe94b0b3e4a2d9c7cba8a66a6827b82c09ce3278aad0f43795f30d0978a8b5bafcc06695d81d00834cc6c07031de8f860d9cdaa2a59e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ac0698d1078d30c7a9ade50e63d112ce
SHA1ee1f503d590695fbfb6aa09dcb756c9e59be1ed2
SHA256f25945b447d5dfa38f9e090aa1f373ec256a839f0d6e5b6a6bb7e5c1cc18cc8f
SHA5124890c2ec6e207c451a5c5096669a580ccb73b815b856407db8733c14355f1c625156462fa862675da1b7c7f4d7b5401a4c6ecb568602833ebf35470af1a7ba50
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD519f11db146f657158f016b45bbd78d3b
SHA1fc42848744c8b76db1df9fb7b9fb8de828a2ee1e
SHA256e3c550ff7c5af2447669ed52ef0fda33a96858bf1544d04858c4941c2505247b
SHA51205f7e42e3a1ebe4afb7fb1f73cc8b483f9466629b904fb28380ff6262faa0d007c261acd4400ab8597d951979461e75388eb9d32fe4ad7a1211ddad8366659dd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52e9d50845c3a9745e07bd992e75928c5
SHA1862f2619e00a35680fad8c91de65d39ce7c4acbb
SHA25627ac87c8ed6c86dea190927dc120884d31a921769c0efe3bca5f780ddefd7aae
SHA51207cdf03567592b3d19cc61b5ffe53967fa3990871b14f63c0c5ad95dd49c4658f1f44f7b2311257c9b14f92d9294aa775112fbaf628b68ad44a8b6ff068a84d9
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Filesize
4.1MB
MD5ed1a606b637fca457c189e8e9908cc9f
SHA104f08671a1fcfbf4e7ed7e28181231f51ee66d44
SHA256be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0
SHA5123870bc01056039e1d11becd95256688f8728448c27e4eee521f4f38dea3c0081b306583a62fb58c000f520db5eeb01b4ce5c40e7dcecaa640014ec92535f0cab
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec