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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
13/05/2024, 13:06
Static task
static1
Behavioral task
behavioral1
Sample
32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe
Resource
win10v2004-20240508-en
General
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Target
32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe
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Size
4.1MB
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MD5
2066b13e0ec005074d84cc825cb71e56
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SHA1
08eef3f2d6c99c0a43cfe8638c9f4982f3a82f70
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SHA256
32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365
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SHA512
f4257bbc18412660b7f3f74fb4e457341831dae21e614ba8a4b3c24ac0f52dfa05dbf8b6eaa6bea5b869a9e5fb1148b4153275ed9ea013cef7df6ec5be6bebf2
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SSDEEP
98304:ESxsXl0KbwuZqQvBVD9crUYE4/zLKwpstl7r8yTdiFfTv15kpYdg5ui:EOsXlRb3sQv7D9crJE4/zLrpstyyZ8TI
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/1932-25-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/1932-63-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4596-102-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4596-130-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-144-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-212-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-222-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-225-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-228-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-231-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-234-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-237-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-240-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-243-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba behavioral1/memory/4480-246-0x0000000000400000-0x0000000002EDD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3364 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4480 csrss.exe 5116 injector.exe 4408 windefender.exe 3828 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000235f8-215.dat upx behavioral1/memory/4408-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4408-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3828-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3828-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3828-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 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 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4428 sc.exe -
pid Process 3568 powershell.exe 1392 powershell.exe 3504 powershell.exe 4328 powershell.exe 4172 powershell.exe 3184 powershell.exe 1732 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 1576 schtasks.exe 2856 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1732 powershell.exe 1732 powershell.exe 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 3568 powershell.exe 3568 powershell.exe 3568 powershell.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 1392 powershell.exe 1392 powershell.exe 1392 powershell.exe 3504 powershell.exe 3504 powershell.exe 3504 powershell.exe 4328 powershell.exe 4328 powershell.exe 4172 powershell.exe 4172 powershell.exe 4172 powershell.exe 3184 powershell.exe 3184 powershell.exe 3184 powershell.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 4480 csrss.exe 4480 csrss.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 4480 csrss.exe 4480 csrss.exe 5116 injector.exe 5116 injector.exe 4480 csrss.exe 4480 csrss.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe 5116 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1732 powershell.exe Token: SeDebugPrivilege 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Token: SeImpersonatePrivilege 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe Token: SeDebugPrivilege 3568 powershell.exe Token: SeDebugPrivilege 1392 powershell.exe Token: SeDebugPrivilege 3504 powershell.exe Token: SeDebugPrivilege 4328 powershell.exe Token: SeDebugPrivilege 4172 powershell.exe Token: SeDebugPrivilege 3184 powershell.exe Token: SeSystemEnvironmentPrivilege 4480 csrss.exe Token: SeSecurityPrivilege 4428 sc.exe Token: SeSecurityPrivilege 4428 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1932 wrote to memory of 1732 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 97 PID 1932 wrote to memory of 1732 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 97 PID 1932 wrote to memory of 1732 1932 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 97 PID 4596 wrote to memory of 3568 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 102 PID 4596 wrote to memory of 3568 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 102 PID 4596 wrote to memory of 3568 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 102 PID 4596 wrote to memory of 3460 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 104 PID 4596 wrote to memory of 3460 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 104 PID 3460 wrote to memory of 3364 3460 cmd.exe 106 PID 3460 wrote to memory of 3364 3460 cmd.exe 106 PID 4596 wrote to memory of 1392 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 107 PID 4596 wrote to memory of 1392 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 107 PID 4596 wrote to memory of 1392 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 107 PID 4596 wrote to memory of 3504 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 109 PID 4596 wrote to memory of 3504 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 109 PID 4596 wrote to memory of 3504 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 109 PID 4596 wrote to memory of 4480 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 112 PID 4596 wrote to memory of 4480 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 112 PID 4596 wrote to memory of 4480 4596 32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe 112 PID 4480 wrote to memory of 4328 4480 csrss.exe 113 PID 4480 wrote to memory of 4328 4480 csrss.exe 113 PID 4480 wrote to memory of 4328 4480 csrss.exe 113 PID 4480 wrote to memory of 4172 4480 csrss.exe 119 PID 4480 wrote to memory of 4172 4480 csrss.exe 119 PID 4480 wrote to memory of 4172 4480 csrss.exe 119 PID 4480 wrote to memory of 3184 4480 csrss.exe 122 PID 4480 wrote to memory of 3184 4480 csrss.exe 122 PID 4480 wrote to memory of 3184 4480 csrss.exe 122 PID 4480 wrote to memory of 5116 4480 csrss.exe 124 PID 4480 wrote to memory of 5116 4480 csrss.exe 124 PID 4408 wrote to memory of 1656 4408 windefender.exe 130 PID 4408 wrote to memory of 1656 4408 windefender.exe 130 PID 4408 wrote to memory of 1656 4408 windefender.exe 130 PID 1656 wrote to memory of 4428 1656 cmd.exe 131 PID 1656 wrote to memory of 4428 1656 cmd.exe 131 PID 1656 wrote to memory of 4428 1656 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\32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe"C:\Users\Admin\AppData\Local\Temp\32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1732
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C:\Users\Admin\AppData\Local\Temp\32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.exe"C:\Users\Admin\AppData\Local\Temp\32e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365.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:4596 -
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:3568
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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:3460 -
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:3364
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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:1392
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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:3504
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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:4480 -
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:4328
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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:1576
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3364
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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:4172
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3184
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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:5116
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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:2856
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4408 -
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:1656 -
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:4428
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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 --field-trial-handle=3416,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:81⤵PID:2596
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3828
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
MD5561d082563d0a5fe3c8c9d06f0f6a470
SHA110647cff80369566bdd93aec7b6675899eb31b65
SHA2561096929c724f1b7e3eee7252d6bb4e807e5fbc1150a7e89e6dc207e9f7d196a6
SHA512620327dc490968a449227a1bb554b30ced2d1e6ff87bb816934f08dd2a6234c191575f0e84070f0f6928a40f5a9c2d6511bc02ef5cf1e47a58bd80a9a7dcf064
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5018014fda423e1f15b708eb9f326dfbf
SHA102bee237b755832c536400289fa636d0bf95dca4
SHA2567a6d24fa2e7a125516b9ac935a8942ba8d670ae93da315499e451f4faa149c1c
SHA512743860788b002a3f364a2a62160b5bc87392135b342a67e304e2f80f62ba2df94471e253416c353923aab710623abad5100dc91f02f3d2e0a3f6d056176beb7e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56f59cf1fab045e7458e733de97a52d55
SHA1920802e7af5568f74c6a331943ce77a6af7b3172
SHA256c695230c4da6f3f2038115a596be4c2301aac2f1cfbb09b40ae2103d103f7468
SHA512a12babba8c3f67ddf19330487a8cf0df84f9b230ecf52c73213f085071043733d12c8301f6d9656b131cef91847e9e51bccda222c228ddacee9a863bd3cdc96e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bc7bf656d852305049971bdee6dafe07
SHA165afa3c224e4cd70d0bd9aeb94f85bef6489e939
SHA2561a2371dfbace0631c90adf5c59f1365b8449b235a2c57a4b0d4a1d232e23e774
SHA512b52231d05233f7d3aaf0015909ab13fb00397b0d7d88b5c6a769cbc928fec4e343e242aab3feade1e1694ec3072730a14aa339d54c3cf692ea422735afca1715
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD549c9a889d0075bf256d8a03e74966720
SHA11e7f2099304e5684d4588caeae01e0d7556ce807
SHA2562053898a6b44f39eb7b75ae3c94d9d9d019d5884162f12a8fae665ee6c00a9a1
SHA51285f2b9bcd03b2944a3082abe6f1adf4c0d95ed9e80a0c4a9e173eb84cbc052d257203b95e0041dcef0b9d8d38826f8ff5f3ccf0a86b32196c33bca2d0b877dd8
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Filesize
4.1MB
MD52066b13e0ec005074d84cc825cb71e56
SHA108eef3f2d6c99c0a43cfe8638c9f4982f3a82f70
SHA25632e858ba430c4d4e17732cc3ce21e943ac0cdf34915eb93741175d35a6e08365
SHA512f4257bbc18412660b7f3f74fb4e457341831dae21e614ba8a4b3c24ac0f52dfa05dbf8b6eaa6bea5b869a9e5fb1148b4153275ed9ea013cef7df6ec5be6bebf2
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec