Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 19:27
Static task
static1
Behavioral task
behavioral1
Sample
c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe
Resource
win10v2004-20240412-en
General
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Target
c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe
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Size
4.2MB
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MD5
65afc93fa62abd61d410206fc1229530
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SHA1
70eb477eff1ba808455854e3c734a531150c26ec
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SHA256
c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60
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SHA512
b7d8bee1848a9b34d54d6dd70a70c860a8e868ecf11e2dcfe34f7f444941afaef1f18afbf82648038ae6a9e89296068524be1df7d25afd7bef5dcb8ab64d9166
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SSDEEP
98304:rtwUIgr6Tu/hivXD0fl0IvZVjhgp1+mYFjvUcmYnimsjZaHec:5w6rquKXDtU1Y2GYniVjUHp
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4252-2-0x0000000004100000-0x00000000049EB000-memory.dmp family_glupteba behavioral1/memory/4252-3-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4252-54-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/4252-56-0x0000000004100000-0x00000000049EB000-memory.dmp family_glupteba behavioral1/memory/3424-58-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/3424-207-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-263-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-265-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-275-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-278-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-281-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-284-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-287-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-290-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-293-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-296-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-299-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-302-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba behavioral1/memory/728-305-0x0000000000400000-0x0000000001E08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2428 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 728 csrss.exe 4180 injector.exe 3244 windefender.exe 3344 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023451-268.dat upx behavioral1/memory/3244-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3344-276-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3344-282-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3344-286-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3344-291-0x0000000000400000-0x00000000008DF000-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\"" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.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\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe File created C:\Windows\rss\csrss.exe c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.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 3036 sc.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 5056 schtasks.exe 4444 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,-434 = "Georgian Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.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,-3141 = "South Sudan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard 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\26\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.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,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\26\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3116 powershell.exe 3116 powershell.exe 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 2500 powershell.exe 2500 powershell.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 3624 powershell.exe 3624 powershell.exe 4920 powershell.exe 4920 powershell.exe 4920 powershell.exe 4740 powershell.exe 4740 powershell.exe 4740 powershell.exe 4828 powershell.exe 4828 powershell.exe 4828 powershell.exe 916 powershell.exe 916 powershell.exe 916 powershell.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 728 csrss.exe 728 csrss.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 728 csrss.exe 728 csrss.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 4180 injector.exe 728 csrss.exe 728 csrss.exe 4180 injector.exe 4180 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3116 powershell.exe Token: SeDebugPrivilege 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Token: SeImpersonatePrivilege 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe Token: SeDebugPrivilege 2500 powershell.exe Token: SeDebugPrivilege 3624 powershell.exe Token: SeDebugPrivilege 4920 powershell.exe Token: SeDebugPrivilege 4740 powershell.exe Token: SeDebugPrivilege 4828 powershell.exe Token: SeDebugPrivilege 916 powershell.exe Token: SeSystemEnvironmentPrivilege 728 csrss.exe Token: SeSecurityPrivilege 3036 sc.exe Token: SeSecurityPrivilege 3036 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4252 wrote to memory of 3116 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 91 PID 4252 wrote to memory of 3116 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 91 PID 4252 wrote to memory of 3116 4252 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 91 PID 3424 wrote to memory of 2500 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 96 PID 3424 wrote to memory of 2500 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 96 PID 3424 wrote to memory of 2500 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 96 PID 3424 wrote to memory of 1836 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 98 PID 3424 wrote to memory of 1836 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 98 PID 1836 wrote to memory of 2428 1836 cmd.exe 100 PID 1836 wrote to memory of 2428 1836 cmd.exe 100 PID 3424 wrote to memory of 3624 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 102 PID 3424 wrote to memory of 3624 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 102 PID 3424 wrote to memory of 3624 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 102 PID 3424 wrote to memory of 4920 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 107 PID 3424 wrote to memory of 4920 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 107 PID 3424 wrote to memory of 4920 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 107 PID 3424 wrote to memory of 728 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 110 PID 3424 wrote to memory of 728 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 110 PID 3424 wrote to memory of 728 3424 c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe 110 PID 728 wrote to memory of 4740 728 csrss.exe 111 PID 728 wrote to memory of 4740 728 csrss.exe 111 PID 728 wrote to memory of 4740 728 csrss.exe 111 PID 728 wrote to memory of 4828 728 csrss.exe 118 PID 728 wrote to memory of 4828 728 csrss.exe 118 PID 728 wrote to memory of 4828 728 csrss.exe 118 PID 728 wrote to memory of 916 728 csrss.exe 120 PID 728 wrote to memory of 916 728 csrss.exe 120 PID 728 wrote to memory of 916 728 csrss.exe 120 PID 728 wrote to memory of 4180 728 csrss.exe 123 PID 728 wrote to memory of 4180 728 csrss.exe 123 PID 3244 wrote to memory of 3496 3244 windefender.exe 130 PID 3244 wrote to memory of 3496 3244 windefender.exe 130 PID 3244 wrote to memory of 3496 3244 windefender.exe 130 PID 3496 wrote to memory of 3036 3496 cmd.exe 131 PID 3496 wrote to memory of 3036 3496 cmd.exe 131 PID 3496 wrote to memory of 3036 3496 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\c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe"C:\Users\Admin\AppData\Local\Temp\c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3116
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C:\Users\Admin\AppData\Local\Temp\c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.exe"C:\Users\Admin\AppData\Local\Temp\c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60.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:3424 -
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:2500
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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:1836 -
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:2428
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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:3624
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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:4920
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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:728 -
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:4740
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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:5056
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3884
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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:4828
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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:916
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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:4180
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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:4444
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3244 -
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:3496 -
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:3036
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3344
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
MD5b1fb1c3a2f754deaa0be884f9b6b108f
SHA14a9abb8bc191b92afcbf6380afc371f25e447336
SHA25636c8727a18a81eff0f9ae77c29b67b2c83a25e78644fbb2839a5f25f0fc8852f
SHA512a45f951678c74b7cbbc06cc1d069c49a3205763c53ed034de72ddea77621cffa753743daa4baf87435340480ba81f12cbe4343117b3bfb85850980cfd8242755
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51bfa62f583b4031d6d4549b3020e3b82
SHA1522d23c99a0fa4da1c4aa522b6d6f71d79ff6674
SHA2562483c4557de0d9625079b013da4f17b668e3716a06a7c89b790ec36ca9f16bca
SHA5128379a5fd96a01bf544d5582a6012c5898075a8ceb5f25d9c5be550823fa56aa1b2618ad36d8157ce2a43e8bd8097ab5995d580f1acec278d022413762b792c84
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5beb09e39d0870e925f20bd67808073b6
SHA1cf2fafa408455189e14e2c09bed483ab21b549af
SHA2567a6235b2bbc4903eb4e5532d8186786ec416fd88d49d997d9e78090a5758278c
SHA512ae31b9a4713d0db8ce37d9c9ef3fd0103cc3d2f5faddfcd21b4fe403502d906ac0d94007bd294baa48e0423e8cc4b581af36d7fdd8c451885923f8c7af6ddf72
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55054b0a6a1c65f78bb24e223d40142df
SHA1993c915d2de9d6ea0162ffb382cbc2e24ef0ce98
SHA25650d7672ea6471917d9caece147d2a88bf9cf891db022d07c424a6a595fe5f139
SHA51247a5f63c5d657bf321eb5bf645156ef7b364c30b6e605da441878df7a9a263847611648273e1dc9d8f95796b0cc3af35a371b14e1605255cccfc61e2789b4e8d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ff5a511ff21f4c04b6b3cdb281b997d
SHA1979d7e32024dfc809b6987f67b0808de953da080
SHA25633dd2a6d6c341eb30b338316bd5051ce76048db721ec77a7d0de030d49f75251
SHA512d3b6c534b7c73639692b1ba176a5820b57fa1f4025382ed46441df9cf92ccb0eed7ee47de2730444ae6997cfaa89f2817fafadf29bdb70881689cc1afbdb9bf2
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Filesize
4.2MB
MD565afc93fa62abd61d410206fc1229530
SHA170eb477eff1ba808455854e3c734a531150c26ec
SHA256c062577ae1b0f999c1439f2daaf281ef53431c6fb7bc6cea3aaa9901a82a0c60
SHA512b7d8bee1848a9b34d54d6dd70a70c860a8e868ecf11e2dcfe34f7f444941afaef1f18afbf82648038ae6a9e89296068524be1df7d25afd7bef5dcb8ab64d9166
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec