Analysis
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max time kernel
150s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:02
Static task
static1
Behavioral task
behavioral1
Sample
137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe
Resource
win7-20240221-en
General
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Target
137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe
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Size
4.1MB
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MD5
e9a12479e3f081a7659e0b73fb5baa3a
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SHA1
cccc590e656973ff713053889464b55bb0e99bb7
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SHA256
137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba
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SHA512
6107535742ac0d27b8524ffb0067a832ebdd7b05afd55ad49ae685fc6b63d693c5b8eff0d4850037ad698fd150a4ecb8436cb1a7eca1e1c512194f5c90963eef
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SSDEEP
98304:/Qx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08FH:Ix32Mq02zAeLCVnWszfVfeCa8CLXv/Z
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4708-2-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral2/memory/4708-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4708-4-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4708-58-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral2/memory/4708-59-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4708-56-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/464-84-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/464-136-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-163-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-221-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-230-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-232-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-234-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-238-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-240-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-242-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-244-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3304-246-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4780 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3304 csrss.exe 2308 injector.exe 1420 windefender.exe 3684 windefender.exe -
resource yara_rule behavioral2/files/0x0008000000023444-224.dat upx behavioral2/memory/1420-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1420-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3684-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3684-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe File created C:\Windows\rss\csrss.exe 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe File created 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 2896 sc.exe -
pid Process 4336 powershell.exe 4232 powershell.exe 2128 powershell.exe 4960 powershell.exe 1632 powershell.exe 428 powershell.exe 1684 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3008 schtasks.exe 4692 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\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs 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\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.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\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.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\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.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\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.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" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.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,-2891 = "Sudan Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4232 powershell.exe 4232 powershell.exe 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 2128 powershell.exe 2128 powershell.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 4960 powershell.exe 4960 powershell.exe 1632 powershell.exe 1632 powershell.exe 428 powershell.exe 428 powershell.exe 1684 powershell.exe 1684 powershell.exe 4336 powershell.exe 4336 powershell.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 3304 csrss.exe 3304 csrss.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 3304 csrss.exe 3304 csrss.exe 3304 csrss.exe 3304 csrss.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe 2308 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4232 powershell.exe Token: SeDebugPrivilege 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Token: SeImpersonatePrivilege 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe Token: SeDebugPrivilege 2128 powershell.exe Token: SeDebugPrivilege 4960 powershell.exe Token: SeDebugPrivilege 1632 powershell.exe Token: SeDebugPrivilege 428 powershell.exe Token: SeDebugPrivilege 1684 powershell.exe Token: SeDebugPrivilege 4336 powershell.exe Token: SeSystemEnvironmentPrivilege 3304 csrss.exe Token: SeSecurityPrivilege 2896 sc.exe Token: SeSecurityPrivilege 2896 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4708 wrote to memory of 4232 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 93 PID 4708 wrote to memory of 4232 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 93 PID 4708 wrote to memory of 4232 4708 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 93 PID 464 wrote to memory of 2128 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 99 PID 464 wrote to memory of 2128 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 99 PID 464 wrote to memory of 2128 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 99 PID 464 wrote to memory of 1584 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 101 PID 464 wrote to memory of 1584 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 101 PID 1584 wrote to memory of 4780 1584 cmd.exe 103 PID 1584 wrote to memory of 4780 1584 cmd.exe 103 PID 464 wrote to memory of 4960 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 105 PID 464 wrote to memory of 4960 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 105 PID 464 wrote to memory of 4960 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 105 PID 464 wrote to memory of 1632 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 107 PID 464 wrote to memory of 1632 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 107 PID 464 wrote to memory of 1632 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 107 PID 464 wrote to memory of 3304 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 109 PID 464 wrote to memory of 3304 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 109 PID 464 wrote to memory of 3304 464 137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe 109 PID 3304 wrote to memory of 428 3304 csrss.exe 111 PID 3304 wrote to memory of 428 3304 csrss.exe 111 PID 3304 wrote to memory of 428 3304 csrss.exe 111 PID 3304 wrote to memory of 1684 3304 csrss.exe 116 PID 3304 wrote to memory of 1684 3304 csrss.exe 116 PID 3304 wrote to memory of 1684 3304 csrss.exe 116 PID 3304 wrote to memory of 4336 3304 csrss.exe 119 PID 3304 wrote to memory of 4336 3304 csrss.exe 119 PID 3304 wrote to memory of 4336 3304 csrss.exe 119 PID 3304 wrote to memory of 2308 3304 csrss.exe 121 PID 3304 wrote to memory of 2308 3304 csrss.exe 121 PID 1420 wrote to memory of 4460 1420 windefender.exe 127 PID 1420 wrote to memory of 4460 1420 windefender.exe 127 PID 1420 wrote to memory of 4460 1420 windefender.exe 127 PID 4460 wrote to memory of 2896 4460 cmd.exe 128 PID 4460 wrote to memory of 2896 4460 cmd.exe 128 PID 4460 wrote to memory of 2896 4460 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\137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe"C:\Users\Admin\AppData\Local\Temp\137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4232
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C:\Users\Admin\AppData\Local\Temp\137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.exe"C:\Users\Admin\AppData\Local\Temp\137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba.bin.bin.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:464 -
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:2128
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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:1584 -
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:4780
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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:4960
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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:1632
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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:3304 -
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:428
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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:3008
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1664
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1684
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C:\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:4336
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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:2308
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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:4692
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1420 -
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:4460 -
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:2896
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3684
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
MD5f7cda3fcfa60c86dae20e416d6a87921
SHA18834a120b68ad3ad3c0dc24a9a4e64a9f041ee72
SHA25636dc7c6685395671fb788042e608640363f084e639ea9258b97415c2d3ade4e2
SHA5121a01332e9c65742ecd8cdfcbcea425cf5e609db2a61427c68161254c6d4beff6838e3757662a10596597696ee2b8f8a75c2c84e603b7967ba530c35b0bcc95df
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e06427b6c31c7cc433419e2ec3f8c363
SHA16870d5dc223411d80fe3d07143460050dbd13ccc
SHA256fd70bee826f0f98050f23da9796d2584efeace71471072257f8d0af1533c7268
SHA512cd9f17659c49ae64a693cca285826c05a774ef09908d2fab7a7d19d25ab727ea9294139076312f1522c0db47492e05c77ab72457430b3cdd8021a1423f71bdee
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a222a901bd55403c7d320a7e36e84803
SHA105e0049b3cedf31dd1b7d07a83f7e9516e2a5d2e
SHA256c57e16ee4fa1b91a265b1b4e4ca2e4da8969a6798344f118e3e4ef7d33f1a9a2
SHA5120fd66f03372832b3f73b0809a68b3c9fff2a1ffb7ec117310fcccdc091c7348e68a7aeee8b40c1e1496eee68289f84d81e2d04d912188bc2186cbd3b7657af19
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59f78bb0e7949727a4a9f7fadcfce068c
SHA1edb8d3e217b42884eda253ebbbe9a64acbd831e8
SHA256e6feb51daa27ebd1145e331098c183210f3692af0e4c8c75fd9fa18d71a1c92c
SHA512f8aa5c68330b3ec51f017073a4ad10fa08a2a5200b6e45727dada70819a005f2b30a17f857c151d2d48b4ce26337b7b8a5239ec8ff47d2445cb5fd73ed05203b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD529d22b1a109e51c3be45a65ddbe8e018
SHA119bd35a2714670b47f10195544b1df8f76c33d1b
SHA256cb89a22d49794935b8f7c093b1686b75c022713dd51b336e453f5fd6291e2987
SHA512c3188644080d9de13a65216160e043509b8364d31b5f6250297cd0f5f00cae73dbd4ab3327bc771854a76a87b4e41fedc0b754ace27f40358e04708931b1a865
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Filesize
4.1MB
MD5e9a12479e3f081a7659e0b73fb5baa3a
SHA1cccc590e656973ff713053889464b55bb0e99bb7
SHA256137ce83e07fdb51808356e1d911667333c6725a071eac7a0a0ec2e0e64c61aba
SHA5126107535742ac0d27b8524ffb0067a832ebdd7b05afd55ad49ae685fc6b63d693c5b8eff0d4850037ad698fd150a4ecb8436cb1a7eca1e1c512194f5c90963eef
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec