Analysis
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max time kernel
150s -
max time network
141s -
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 00:00
Static task
static1
Behavioral task
behavioral1
Sample
2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe
Resource
win10v2004-20240508-en
General
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Target
2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe
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Size
4.1MB
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MD5
8c6d19e6a050dfeaeee0bdd6e0938e49
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SHA1
473547dac237eda072df802dd0a42300842c1f27
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SHA256
2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2
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SHA512
cc945d1076af1884e9ee9c23a6f94447bd2e15ff9d5dd8b20b6b38b301c973265bb261e9053d8cfb0262a85239b584e23f9cf6ea20fb030b3d5b6c36fd80ea10
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SSDEEP
98304:pqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKUR:pqqJgO7W9SnJ3gf8jHXK2
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/5796-2-0x0000000004BA0000-0x000000000548B000-memory.dmp family_glupteba behavioral1/memory/5796-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5796-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5796-54-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5796-57-0x0000000004BA0000-0x000000000548B000-memory.dmp family_glupteba behavioral1/memory/5132-132-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/5132-137-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-214-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-221-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-231-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-233-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-235-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-237-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-239-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-241-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-243-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-245-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-247-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3744-249-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 880 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3744 csrss.exe 3100 injector.exe 760 windefender.exe 3492 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002341c-224.dat upx behavioral1/memory/760-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/760-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3492-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3492-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3492-240-0x0000000000400000-0x00000000008DF000-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\"" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.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 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 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 -
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 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe File created C:\Windows\rss\csrss.exe 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.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 4356 sc.exe -
pid Process 1492 powershell.exe 448 powershell.exe 5676 powershell.exe 1360 powershell.exe 4920 powershell.exe 1376 powershell.exe 5588 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 4328 schtasks.exe 3616 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,-2942 = "Sao Tome Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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,-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,-161 = "Central Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-1831 = "Russia TZ 2 Daylight Time" windefender.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,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.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,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal 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" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-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,-1412 = "Syria Standard Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1492 powershell.exe 1492 powershell.exe 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 448 powershell.exe 448 powershell.exe 448 powershell.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 5676 powershell.exe 5676 powershell.exe 5676 powershell.exe 1360 powershell.exe 1360 powershell.exe 4920 powershell.exe 4920 powershell.exe 1376 powershell.exe 1376 powershell.exe 5588 powershell.exe 5588 powershell.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3744 csrss.exe 3744 csrss.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3744 csrss.exe 3744 csrss.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3744 csrss.exe 3744 csrss.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe 3100 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1492 powershell.exe Token: SeDebugPrivilege 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Token: SeImpersonatePrivilege 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe Token: SeDebugPrivilege 448 powershell.exe Token: SeDebugPrivilege 5676 powershell.exe Token: SeDebugPrivilege 1360 powershell.exe Token: SeDebugPrivilege 4920 powershell.exe Token: SeDebugPrivilege 1376 powershell.exe Token: SeDebugPrivilege 5588 powershell.exe Token: SeSystemEnvironmentPrivilege 3744 csrss.exe Token: SeSecurityPrivilege 4356 sc.exe Token: SeSecurityPrivilege 4356 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 5796 wrote to memory of 1492 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 85 PID 5796 wrote to memory of 1492 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 85 PID 5796 wrote to memory of 1492 5796 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 85 PID 5132 wrote to memory of 448 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 96 PID 5132 wrote to memory of 448 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 96 PID 5132 wrote to memory of 448 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 96 PID 5132 wrote to memory of 4324 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 103 PID 5132 wrote to memory of 4324 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 103 PID 4324 wrote to memory of 880 4324 cmd.exe 105 PID 4324 wrote to memory of 880 4324 cmd.exe 105 PID 5132 wrote to memory of 5676 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 106 PID 5132 wrote to memory of 5676 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 106 PID 5132 wrote to memory of 5676 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 106 PID 5132 wrote to memory of 1360 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 108 PID 5132 wrote to memory of 1360 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 108 PID 5132 wrote to memory of 1360 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 108 PID 5132 wrote to memory of 3744 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 110 PID 5132 wrote to memory of 3744 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 110 PID 5132 wrote to memory of 3744 5132 2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe 110 PID 3744 wrote to memory of 4920 3744 csrss.exe 111 PID 3744 wrote to memory of 4920 3744 csrss.exe 111 PID 3744 wrote to memory of 4920 3744 csrss.exe 111 PID 3744 wrote to memory of 1376 3744 csrss.exe 117 PID 3744 wrote to memory of 1376 3744 csrss.exe 117 PID 3744 wrote to memory of 1376 3744 csrss.exe 117 PID 3744 wrote to memory of 5588 3744 csrss.exe 119 PID 3744 wrote to memory of 5588 3744 csrss.exe 119 PID 3744 wrote to memory of 5588 3744 csrss.exe 119 PID 3744 wrote to memory of 3100 3744 csrss.exe 125 PID 3744 wrote to memory of 3100 3744 csrss.exe 125 PID 760 wrote to memory of 1848 760 windefender.exe 132 PID 760 wrote to memory of 1848 760 windefender.exe 132 PID 760 wrote to memory of 1848 760 windefender.exe 132 PID 1848 wrote to memory of 4356 1848 cmd.exe 133 PID 1848 wrote to memory of 4356 1848 cmd.exe 133 PID 1848 wrote to memory of 4356 1848 cmd.exe 133 -
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\2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe"C:\Users\Admin\AppData\Local\Temp\2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5796 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1492
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C:\Users\Admin\AppData\Local\Temp\2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.exe"C:\Users\Admin\AppData\Local\Temp\2f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2.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:5132 -
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:448
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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:4324 -
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:880
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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:5676
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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:1360
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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:3744 -
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:4920
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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:4328
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4988
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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:1376
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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:5588
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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:3100
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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:3616
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:760 -
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:1848 -
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:4356
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3492
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
MD5fde39451f01a9582434d488dc6a9e27e
SHA13d4ff3916631be41a4e4dddd3bc892145550ba42
SHA25621a143d9b493e2ebe7e78d9c267e99eb6f27d57301e2c872084ed49fd77315f3
SHA5127b485603260313fc8be0a29c5940ff99517f11ef2c623caef2787ba2c1c46c41c29c52f5ae9aeddac9b2f35f71fdb92ecab39f4893c3c376db524be922a5eec2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f88dd53996a3313d3732d161f21cd128
SHA10ca16adfaef5d1ac9dd3209960f73c446060f7a7
SHA2565dc0ae981d6ed7f7642819b5c3ab8f08b57505299548ca0c99ac65bc5270704a
SHA512ae9feff371285d9fb2963549452c04ebe95bb52d550bb0fd3b4ced9f7d5cb7161eb931b2e604885280c8df66686f8f663e942b5a77da8e796e65df2d7eab22d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fe01b8b7a1c518f55eb1bf94c79f812b
SHA11a8d7238b3615f5eb0fd60fdd79c047a9be6d9c0
SHA2560dc79ce1f50bf842e5f14b38a85e4c7f783ab9e23063abaa9b29490436f63647
SHA512c94fb4a80ccd7445bb471b790686bd08a5defff85b39857aef978f376fedd0bb1c7a5adeabc8ffac8261da3b816c87e4403e5e412f1aacaf1a1d15679f9ed32f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a7bd6c637ee91fad0002a2e8b8a3b8b0
SHA1ba93e78cf45968e652054234838688d8a424b73b
SHA25665dbfff49e7f2142d3e4182fd7d88231503a13d15d15fe13cf21a846a75cdb6c
SHA5126eb390aba536be6ef145738d514b2db0a6420c65feee6e4040e413d0554b02d36b3f59acdd47e7c4345d80e4a39a9957d5d904587a34f41bc39de13b8f58222f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD513c532a08d62bc34a8c1b97702171c5e
SHA1425890ed7bed13fe75ad0794fc6bd7be6332dcbc
SHA256022ad24608e61ddfcb0e1cd6e0f2a0d222ee78383ace48b5a4af712eb29aeb4d
SHA51289c2a15f766b2a3c84f0004a7dacc09a5e00258d5294913d0475e07574ad30eee472a57fc81e25bfcf99d6cd5dd258599e5d0c4629256208a2a089b90e59a30a
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Filesize
4.1MB
MD58c6d19e6a050dfeaeee0bdd6e0938e49
SHA1473547dac237eda072df802dd0a42300842c1f27
SHA2562f0e26c25b4a03dd9500a10af89360a2cb906cc0dee94aa082043fdee63718b2
SHA512cc945d1076af1884e9ee9c23a6f94447bd2e15ff9d5dd8b20b6b38b301c973265bb261e9053d8cfb0262a85239b584e23f9cf6ea20fb030b3d5b6c36fd80ea10
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec