Analysis
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max time kernel
149s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
18/04/2024, 20:23
Static task
static1
Behavioral task
behavioral1
Sample
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe
Resource
win10v2004-20240412-en
General
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Target
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe
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Size
4.2MB
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MD5
d1bfc7ed37941721fb86efda7575bfa5
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SHA1
43057f313b999a168438d03307678817b30ae930
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SHA256
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd
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SHA512
00f8a2d9104aadeabba53c88f30fc01035034c03f695579069d00ee841eab1aebcff5a7f8f56cca866fbda84b812f62525cab9849e34714500231ddc8c427131
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SSDEEP
98304:2Re06RCZ8qdKnAdKFoI0tkW+Km95muXXLdVYjOy3P9Ua:7UuqUAddtM55murAiy9/
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1264-2-0x0000000005100000-0x00000000059EB000-memory.dmp family_glupteba behavioral1/memory/1264-3-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/1264-45-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/1264-47-0x0000000005100000-0x00000000059EB000-memory.dmp family_glupteba behavioral1/memory/4816-49-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4816-103-0x0000000003290000-0x000000000368A000-memory.dmp family_glupteba behavioral1/memory/4816-130-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4816-152-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-258-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-267-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-269-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-271-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-273-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-275-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-277-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-279-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-281-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-283-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4444-285-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2940 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4444 csrss.exe 3824 injector.exe 3780 windefender.exe 696 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002344f-261.dat upx behavioral1/memory/3780-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/696-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/696-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.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 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe File created C:\Windows\rss\csrss.exe e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.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 4692 sc.exe -
Program crash 3 IoCs
pid pid_target Process procid_target 1384 2196 WerFault.exe 88 4684 1264 WerFault.exe 85 64 4816 WerFault.exe 95 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1184 schtasks.exe 4796 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.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\26\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.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\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\26\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\26\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2196 powershell.exe 2196 powershell.exe 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 1568 powershell.exe 1568 powershell.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2256 powershell.exe 2256 powershell.exe 4320 powershell.exe 4320 powershell.exe 4904 powershell.exe 4904 powershell.exe 3504 powershell.exe 3504 powershell.exe 2016 powershell.exe 2016 powershell.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 4444 csrss.exe 3824 injector.exe 4444 csrss.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 4444 csrss.exe 4444 csrss.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 4444 csrss.exe 4444 csrss.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe 3824 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2196 powershell.exe Token: SeDebugPrivilege 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Token: SeImpersonatePrivilege 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Token: SeDebugPrivilege 1568 powershell.exe Token: SeDebugPrivilege 2256 powershell.exe Token: SeDebugPrivilege 4320 powershell.exe Token: SeDebugPrivilege 4904 powershell.exe Token: SeDebugPrivilege 3504 powershell.exe Token: SeDebugPrivilege 2016 powershell.exe Token: SeSystemEnvironmentPrivilege 4444 csrss.exe Token: SeSecurityPrivilege 4692 sc.exe Token: SeSecurityPrivilege 4692 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1264 wrote to memory of 2196 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 88 PID 1264 wrote to memory of 2196 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 88 PID 1264 wrote to memory of 2196 1264 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 88 PID 4816 wrote to memory of 1568 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 4816 wrote to memory of 1568 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 4816 wrote to memory of 1568 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 4816 wrote to memory of 2644 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 100 PID 4816 wrote to memory of 2644 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 100 PID 2644 wrote to memory of 2940 2644 cmd.exe 102 PID 2644 wrote to memory of 2940 2644 cmd.exe 102 PID 4816 wrote to memory of 2256 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 103 PID 4816 wrote to memory of 2256 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 103 PID 4816 wrote to memory of 2256 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 103 PID 4816 wrote to memory of 4320 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 105 PID 4816 wrote to memory of 4320 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 105 PID 4816 wrote to memory of 4320 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 105 PID 4816 wrote to memory of 4444 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 107 PID 4816 wrote to memory of 4444 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 107 PID 4816 wrote to memory of 4444 4816 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 107 PID 4444 wrote to memory of 4904 4444 csrss.exe 110 PID 4444 wrote to memory of 4904 4444 csrss.exe 110 PID 4444 wrote to memory of 4904 4444 csrss.exe 110 PID 4444 wrote to memory of 3504 4444 csrss.exe 115 PID 4444 wrote to memory of 3504 4444 csrss.exe 115 PID 4444 wrote to memory of 3504 4444 csrss.exe 115 PID 4444 wrote to memory of 2016 4444 csrss.exe 118 PID 4444 wrote to memory of 2016 4444 csrss.exe 118 PID 4444 wrote to memory of 2016 4444 csrss.exe 118 PID 4444 wrote to memory of 3824 4444 csrss.exe 120 PID 4444 wrote to memory of 3824 4444 csrss.exe 120 PID 3780 wrote to memory of 4984 3780 windefender.exe 127 PID 3780 wrote to memory of 4984 3780 windefender.exe 127 PID 3780 wrote to memory of 4984 3780 windefender.exe 127 PID 4984 wrote to memory of 4692 4984 cmd.exe 130 PID 4984 wrote to memory of 4692 4984 cmd.exe 130 PID 4984 wrote to memory of 4692 4984 cmd.exe 130 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 24643⤵
- Program crash
PID:1384
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C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.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:4816 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1568
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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:2644 -
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:2940
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2256
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4320
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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:4444 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4904
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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:1184
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1716
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3504
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2016
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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:3824
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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:4796
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3780 -
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:4984 -
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:4692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 5923⤵
- Program crash
PID:64
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 9002⤵
- Program crash
PID:4684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2196 -ip 21961⤵PID:2756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1264 -ip 12641⤵PID:4224
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4816 -ip 48161⤵PID:528
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:696
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
MD5af67d7ec8bfbe7a7fccae0102ff949da
SHA11e33536d1735a4410644e430d76edeefba6c7fb7
SHA256582152341fbcaa746c23078b4db256c6921acf989ced60c646187fd05f590fec
SHA512f2590f4104e6cbc599a0a294793e5c7a84357b22c9fb1dec39d5bf1c05565c28797187250a3f86aa905f20ab28a1c933b7d93212d92f1c8633fa1440058920ef
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56bac6a998d649ee2923e810dcff70a8f
SHA1f5e0066ef071968680068f2cd1060a05aaa93c26
SHA25647a60107ad8bd5d3d63d4adeabaf368f0c9374121c324f95b3481e7d58a70571
SHA512c58fec191a5e1073a5053e7d39daba7b802cb563ac069947e88b813acb9773b7d76ea636e8d0d1c10671baf9c56ad3e71279538e73470a67db5a50f327163655
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50e684e589dcad374d01cb58374acc285
SHA12b8e41b75365853a65078c7a30b6dd9cf7d51ff5
SHA256e562ef68852f5e3dd6cda8c89d9686f6543353812c93ac99d0e6e93ffbbfdeba
SHA51274cbf354611a703fca46f5bcc985fdd9fd1d398c89621845803f3a930d67ac12248f78dd272bd5efa8665a8aea3230d3b0d1356c68a552f976f8e33d3d5b3bf9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aa1c6e8f581d79e4d899557226147482
SHA103cfd14fe510ce2d6b3b5dc31149c9b0bb1f87b4
SHA256df458d6578e49090f8657ba485a8d637acf167fe94322fd719f1b34c9adaecda
SHA51207a877bfda8d238f6473b356722c8562c9d09aeb0e202151523e284a82e3e615035c907397fc95e7b8bbbc535f61dc414edd44e57d7a7b134041254f8ca3f349
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5133958792ef555c0daa6da05ddea71d4
SHA1d1bb9068eabbf9500b656bc68756fd96479dcb3d
SHA256ff55aa9357e941bd0a9282c48ab9c1f9d84d46f7ca6e65dbc9bc82bd78b636ec
SHA512ec07d06edb1eac342e940f68151c2bb6fe7e1fb83a7b38487e06b70f14500c0bf8fc43fc296cec9e51ea6eaa6cc7de845a60370e098264cb35204c63b630678a
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Filesize
4.2MB
MD5d1bfc7ed37941721fb86efda7575bfa5
SHA143057f313b999a168438d03307678817b30ae930
SHA256e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd
SHA51200f8a2d9104aadeabba53c88f30fc01035034c03f695579069d00ee841eab1aebcff5a7f8f56cca866fbda84b812f62525cab9849e34714500231ddc8c427131
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec