Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 19:27
Static task
static1
Behavioral task
behavioral1
Sample
7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe
Resource
win10v2004-20240508-en
General
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Target
7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe
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Size
4.1MB
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MD5
cb2545e9859ef4bbf897ac0887a0ce31
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SHA1
440e5d9cece3cc3b97818627123ab4f8cb0a67aa
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SHA256
7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb
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SHA512
c00317b099178369f852d0a6dcee11bcfb70736f53cc0191c07f9b88bcba3cec9ffe1da614641e72f9a8680a1577b1e3072aed834f64dcee2007332c0b6b1de5
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SSDEEP
98304:9wBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpp:9wqoWyv4yANjKQa7ov
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1816-2-0x0000000004FE0000-0x00000000058CB000-memory.dmp family_glupteba behavioral1/memory/1816-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1816-28-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/1816-57-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/1816-58-0x0000000004FE0000-0x00000000058CB000-memory.dmp family_glupteba behavioral1/memory/1816-83-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4604-82-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/4604-137-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-165-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-222-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-232-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-235-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-238-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-241-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-244-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-247-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-250-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-253-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3184-256-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2792 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3184 csrss.exe 4720 injector.exe 1212 windefender.exe 3972 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023546-225.dat upx behavioral1/memory/1212-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1212-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3972-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3972-239-0x0000000000400000-0x00000000008DF000-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\"" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.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 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 -
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 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.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 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4752 sc.exe -
pid Process 2776 powershell.exe 3880 powershell.exe 3196 powershell.exe 4116 powershell.exe 2756 powershell.exe 2160 powershell.exe 4192 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 3916 schtasks.exe 1556 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.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\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 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\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.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,-241 = "Samoa Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.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\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard 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 4116 powershell.exe 4116 powershell.exe 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 2756 powershell.exe 2756 powershell.exe 2756 powershell.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 2160 powershell.exe 2160 powershell.exe 2160 powershell.exe 4192 powershell.exe 4192 powershell.exe 4192 powershell.exe 2776 powershell.exe 2776 powershell.exe 2776 powershell.exe 3880 powershell.exe 3880 powershell.exe 3880 powershell.exe 3196 powershell.exe 3196 powershell.exe 3196 powershell.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 3184 csrss.exe 3184 csrss.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 3184 csrss.exe 3184 csrss.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 3184 csrss.exe 3184 csrss.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe 4720 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4116 powershell.exe Token: SeDebugPrivilege 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Token: SeImpersonatePrivilege 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe Token: SeDebugPrivilege 2756 powershell.exe Token: SeDebugPrivilege 2160 powershell.exe Token: SeDebugPrivilege 4192 powershell.exe Token: SeDebugPrivilege 2776 powershell.exe Token: SeDebugPrivilege 3880 powershell.exe Token: SeDebugPrivilege 3196 powershell.exe Token: SeSystemEnvironmentPrivilege 3184 csrss.exe Token: SeSecurityPrivilege 4752 sc.exe Token: SeSecurityPrivilege 4752 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1816 wrote to memory of 4116 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 98 PID 1816 wrote to memory of 4116 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 98 PID 1816 wrote to memory of 4116 1816 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 98 PID 4604 wrote to memory of 2756 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 103 PID 4604 wrote to memory of 2756 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 103 PID 4604 wrote to memory of 2756 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 103 PID 4604 wrote to memory of 3240 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 105 PID 4604 wrote to memory of 3240 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 105 PID 3240 wrote to memory of 2792 3240 cmd.exe 107 PID 3240 wrote to memory of 2792 3240 cmd.exe 107 PID 4604 wrote to memory of 2160 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 108 PID 4604 wrote to memory of 2160 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 108 PID 4604 wrote to memory of 2160 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 108 PID 4604 wrote to memory of 4192 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 110 PID 4604 wrote to memory of 4192 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 110 PID 4604 wrote to memory of 4192 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 110 PID 4604 wrote to memory of 3184 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 113 PID 4604 wrote to memory of 3184 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 113 PID 4604 wrote to memory of 3184 4604 7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe 113 PID 3184 wrote to memory of 2776 3184 csrss.exe 115 PID 3184 wrote to memory of 2776 3184 csrss.exe 115 PID 3184 wrote to memory of 2776 3184 csrss.exe 115 PID 3184 wrote to memory of 3880 3184 csrss.exe 120 PID 3184 wrote to memory of 3880 3184 csrss.exe 120 PID 3184 wrote to memory of 3880 3184 csrss.exe 120 PID 3184 wrote to memory of 3196 3184 csrss.exe 123 PID 3184 wrote to memory of 3196 3184 csrss.exe 123 PID 3184 wrote to memory of 3196 3184 csrss.exe 123 PID 3184 wrote to memory of 4720 3184 csrss.exe 125 PID 3184 wrote to memory of 4720 3184 csrss.exe 125 PID 1212 wrote to memory of 1532 1212 windefender.exe 131 PID 1212 wrote to memory of 1532 1212 windefender.exe 131 PID 1212 wrote to memory of 1532 1212 windefender.exe 131 PID 1532 wrote to memory of 4752 1532 cmd.exe 132 PID 1532 wrote to memory of 4752 1532 cmd.exe 132 PID 1532 wrote to memory of 4752 1532 cmd.exe 132 -
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\7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe"C:\Users\Admin\AppData\Local\Temp\7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4116
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C:\Users\Admin\AppData\Local\Temp\7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.exe"C:\Users\Admin\AppData\Local\Temp\7bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb.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:4604 -
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:2756
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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:3240 -
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:2792
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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:2160
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4192
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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:3184 -
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:2776
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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:3916
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3540
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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:3880
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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:3196
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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:4720
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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:1556
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1212 -
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:1532 -
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:4752
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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=4076,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=1276 /prefetch:81⤵PID:3256
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3972
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
MD58dd36c5f7a20a8dd322ab60e6888217a
SHA1967db5c20e79621439c3950199ce699777fdbfc7
SHA2566359230fd723b6f250a01fcacbd1735a7dd7db6adaa1db0494c6b1c5825a0e3d
SHA51205913a127d9f76a81f520ba6459574484eae6dac0aabe15f78793ae96c0650c023c2e467cf4276fc705939b44541b016dd07b526edf672532a763f0628f15014
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD506ed54b631b7134985af91d1f79ba472
SHA1e1363138bb55d7ad8f5935d5263610d2934a9596
SHA2568d1dcc35fef06126a6ae95f204f6596794bc91d6b36b1f1e95b44c8596b03862
SHA5124531496782a84ad425314172dd382302e55602349084b20848ec047ea8de680db28644ced69567b13b830be5a6e92ea1a0a8923a4eb030c63ca4dddc90a32863
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD518153c8cfc1ff71172c892d394376d78
SHA1c530eea9a155ff203f1113a8ed15f365c1099f8f
SHA2567610f8bd12b59f9fca3d6e8aa09058fdb33b7a416bcdb9e285b3398ec221fb85
SHA5124c35ba35082e589b24cf216f02bca4e3069f1db213c76d92a40e69fce2c37a6edbe37691eab085c97ecd72fedfa259012957f5400642809668dfa78aac72d47e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ebe47bfec7518d194cc1b21aad829bb4
SHA1262c7365a50b77fe33b5163d55a3f4c955a83f32
SHA256adc13288cc94b34ad23801e142ca07d822bc6b26b34907a4a7ee8c0f9ec58cd7
SHA5129af47cff504b37d9d86005e0340a9e4b3e2858d15450f819cbaa87c60b1d76ac8727ca14792f0fd7dd7a66a56dc6391bae69cdbad204ae9db14dd3327dc15568
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e26be66f5b436e3bcfe6f90bfaabb4d4
SHA137c4d3bd2c2c4551d6a2cb742482b270251e2daf
SHA2566fee13c96d24613a6b8f8a3ba9ef2300dbd2c1b3179d13e3e2de7b103906778f
SHA51276b426ade50bee480a477fe345fd09127de46b690a73d2122714e98127db94824bb19c62e670d5d8a0c53cfd57ce6d0a4bb14bdd44ba183716dce11fbd598295
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Filesize
4.1MB
MD5cb2545e9859ef4bbf897ac0887a0ce31
SHA1440e5d9cece3cc3b97818627123ab4f8cb0a67aa
SHA2567bfe0976d90fdfd1032099006ba346eced04e30a48af5aaf3c66821bb34f55eb
SHA512c00317b099178369f852d0a6dcee11bcfb70736f53cc0191c07f9b88bcba3cec9ffe1da614641e72f9a8680a1577b1e3072aed834f64dcee2007332c0b6b1de5
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec