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Analysis
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max time kernel
153s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 02:08
Static task
static1
Behavioral task
behavioral1
Sample
f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe
Resource
win10v2004-20240226-en
General
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Target
f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe
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Size
4.1MB
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MD5
4afe589c82a1100a40856143ff31fdfb
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SHA1
b7b4aaa5a447221a96e4ef2bbd02378584c45f56
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SHA256
f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203
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SHA512
ecd23caa967a8ed463596b099a3e5d1223a8cfadcd2b7bc7c5f5f2b8b334b5f46b5776e119010179bc8f30caf1aab1d12719f4070edab30ddd22a5a8e0945348
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SSDEEP
98304:UrbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22A:UrcnZFqd2LRPP3hYhQZA
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/4416-2-0x00000000045C0000-0x0000000004EAB000-memory.dmp family_glupteba behavioral1/memory/4416-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4416-4-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/4416-5-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/4416-10-0x00000000045C0000-0x0000000004EAB000-memory.dmp family_glupteba behavioral1/memory/4416-15-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4416-35-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/4416-65-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/3316-115-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/3316-167-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-197-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-228-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-240-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-244-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-248-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-252-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba behavioral1/memory/2292-256-0x0000000000400000-0x0000000002361000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2424 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2292 csrss.exe 788 injector.exe 3000 windefender.exe 4572 windefender.exe -
resource yara_rule behavioral1/files/0x000400000000070d-231.dat upx behavioral1/memory/3000-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4572-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3000-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4572-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4572-249-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe File created C:\Windows\rss\csrss.exe f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2320 sc.exe -
pid Process 1372 powershell.exe 2268 powershell.exe 5016 powershell.exe 1700 powershell.exe 1800 powershell.exe 1140 powershell.exe 4624 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 2248 schtasks.exe 4216 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\22\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.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\22\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\trust\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\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1800 powershell.exe 1800 powershell.exe 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 1140 powershell.exe 1140 powershell.exe 1140 powershell.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 4624 powershell.exe 4624 powershell.exe 4624 powershell.exe 1372 powershell.exe 1372 powershell.exe 1372 powershell.exe 2268 powershell.exe 2268 powershell.exe 2268 powershell.exe 5016 powershell.exe 5016 powershell.exe 5016 powershell.exe 1700 powershell.exe 1700 powershell.exe 1700 powershell.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 2292 csrss.exe 2292 csrss.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 2292 csrss.exe 2292 csrss.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 2292 csrss.exe 2292 csrss.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe 788 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1800 powershell.exe Token: SeDebugPrivilege 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Token: SeImpersonatePrivilege 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe Token: SeDebugPrivilege 1140 powershell.exe Token: SeDebugPrivilege 4624 powershell.exe Token: SeDebugPrivilege 1372 powershell.exe Token: SeDebugPrivilege 2268 powershell.exe Token: SeDebugPrivilege 5016 powershell.exe Token: SeDebugPrivilege 1700 powershell.exe Token: SeSystemEnvironmentPrivilege 2292 csrss.exe Token: SeSecurityPrivilege 2320 sc.exe Token: SeSecurityPrivilege 2320 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4416 wrote to memory of 1800 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 92 PID 4416 wrote to memory of 1800 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 92 PID 4416 wrote to memory of 1800 4416 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 92 PID 3316 wrote to memory of 1140 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 104 PID 3316 wrote to memory of 1140 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 104 PID 3316 wrote to memory of 1140 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 104 PID 3316 wrote to memory of 4476 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 106 PID 3316 wrote to memory of 4476 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 106 PID 4476 wrote to memory of 2424 4476 cmd.exe 108 PID 4476 wrote to memory of 2424 4476 cmd.exe 108 PID 3316 wrote to memory of 4624 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 109 PID 3316 wrote to memory of 4624 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 109 PID 3316 wrote to memory of 4624 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 109 PID 3316 wrote to memory of 1372 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 111 PID 3316 wrote to memory of 1372 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 111 PID 3316 wrote to memory of 1372 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 111 PID 3316 wrote to memory of 2292 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 113 PID 3316 wrote to memory of 2292 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 113 PID 3316 wrote to memory of 2292 3316 f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe 113 PID 2292 wrote to memory of 2268 2292 csrss.exe 114 PID 2292 wrote to memory of 2268 2292 csrss.exe 114 PID 2292 wrote to memory of 2268 2292 csrss.exe 114 PID 2292 wrote to memory of 5016 2292 csrss.exe 119 PID 2292 wrote to memory of 5016 2292 csrss.exe 119 PID 2292 wrote to memory of 5016 2292 csrss.exe 119 PID 2292 wrote to memory of 1700 2292 csrss.exe 122 PID 2292 wrote to memory of 1700 2292 csrss.exe 122 PID 2292 wrote to memory of 1700 2292 csrss.exe 122 PID 2292 wrote to memory of 788 2292 csrss.exe 124 PID 2292 wrote to memory of 788 2292 csrss.exe 124 PID 3000 wrote to memory of 3124 3000 windefender.exe 130 PID 3000 wrote to memory of 3124 3000 windefender.exe 130 PID 3000 wrote to memory of 3124 3000 windefender.exe 130 PID 3124 wrote to memory of 2320 3124 cmd.exe 131 PID 3124 wrote to memory of 2320 3124 cmd.exe 131 PID 3124 wrote to memory of 2320 3124 cmd.exe 131 -
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\f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe"C:\Users\Admin\AppData\Local\Temp\f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4416 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1800
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C:\Users\Admin\AppData\Local\Temp\f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.exe"C:\Users\Admin\AppData\Local\Temp\f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203.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:3316 -
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:1140
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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:4476 -
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:2424
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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:4624
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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:1372
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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:2292 -
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:2268
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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:2248
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2748
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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:5016
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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:1700
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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:788
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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:4216
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3000 -
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:3124 -
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:2320
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4048 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:81⤵PID:4428
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4572
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58e576a15b8c05bed8548f467f9ea5c94
SHA1617b0fbabf4ccc398eaf7dcafa2031616d4613ae
SHA256d73dc3c3a0e7b2359461e23502612336f9ea8b315615132e05fc73e0eff0cbff
SHA512fcf991ad972777d8811a268a4e376ca5aadb62309fba41f008023cd0ab9b6ee6afd8c463a8431be7843b360fa1edc99d324e2f6ccfd0b4c8bb51c9e269e6f516
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d217b6777187bf5514721e251f39d95
SHA19f47bb8577f56499d46ea4cc69277c96e369bd96
SHA256e78d19d1031425d1fe55bff3fc3f3030b9c82ea10d84a55f4a4fbf873f425213
SHA512aa0c9377125463a7ff86444200c60ddd0480633c4f47dd96ba954fb56c91b9427bddd09d6084583d96acfba54ac5df91ac067351b4348d8ef808598cb516a00c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD537b1b57647b0caa65e323a9fc68d227c
SHA1b65023774e68e91b41979aae0de213ffe65030e8
SHA25641116c90ee760976c9a3d056d062d170e375cce4ae52f0e2e59b5728ca8f0fe0
SHA512d6fa08e4e3b0cc3f735d80dcc8e5bdd60887f410bbb8e6196161ab9cdfe9b21005da43211c69267faac30526efac2b97d7df6c6e3f5c1cf07e2adea8d03c571e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d3190b3cd367ea001ca20506d7d67d38
SHA1c35674aac9d57d8f01b84a8741a596054ca330ec
SHA25636e20970897c4b3ddd721b2d9a6ef3489c2bf3d4f58b2358ccac8ae80eb725d0
SHA5120f588b7232e3772d992da898f72796b6f640efd63b23ad48b91a9fd47533b2104b90ca716faa7718f063de917451838b56bc84e9a396fff3d547bba28d431112
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f468750345ba32357003ddaac2b9d0e
SHA1b2d287606340170a88f666421a29f8a23eb96e39
SHA256a777140924c75f85e280d31f6e93304d3f6b4e3bb169e4e46fc430ecd12b6419
SHA512a3f77cca9d648fc67d16782efbd914a1493baf12187e90a2193046d4a9283dca10cf5a6980f1de5c2d4ca6ec97292f95dee11f19a1ee6ace491f744b47d9c262
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Filesize
4.1MB
MD54afe589c82a1100a40856143ff31fdfb
SHA1b7b4aaa5a447221a96e4ef2bbd02378584c45f56
SHA256f4e60f24603a6e0ba7216a8b5c13af9970b99de04576d6a6700d032ba1f5c203
SHA512ecd23caa967a8ed463596b099a3e5d1223a8cfadcd2b7bc7c5f5f2b8b334b5f46b5776e119010179bc8f30caf1aab1d12719f4070edab30ddd22a5a8e0945348
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec