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Analysis
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max time kernel
149s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 01:44
Static task
static1
Behavioral task
behavioral1
Sample
7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe
Resource
win10v2004-20240508-en
General
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Target
7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe
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Size
4.1MB
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MD5
440f5f58d8ed0b741e01ed9a54855bd5
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SHA1
10363db3d07ecdd9e0aa04ab75a0a6e860170913
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SHA256
7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0
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SHA512
c0c6bc6c8fa12014b12b85b6e5adbaee68f8814c99b168c5972d2a6216dd4bf55db414bd545dcc4b77f84347bfab286b165eebad7be5e82ca1cd667e004226a3
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SSDEEP
98304:KQGLdTw13YmTlGi/xMFRAVNS6wnhY59m5e0z8345T:KLpT0YNaxn5wu5s59YC
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/708-2-0x0000000004840000-0x000000000512B000-memory.dmp family_glupteba behavioral1/memory/708-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/708-81-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/708-106-0x0000000004840000-0x000000000512B000-memory.dmp family_glupteba behavioral1/memory/780-130-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/780-136-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/708-160-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1460-211-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-219-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-229-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-232-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-235-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-239-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-241-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-244-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-247-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-251-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-253-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-256-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/1460-259-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4560 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1460 csrss.exe 2000 injector.exe 4024 windefender.exe 1840 windefender.exe -
resource yara_rule behavioral1/files/0x00090000000232f7-222.dat upx behavioral1/memory/4024-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1840-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4024-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1840-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1840-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1840-246-0x0000000000400000-0x00000000008DF000-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\"" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe File created C:\Windows\rss\csrss.exe 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 512 sc.exe -
pid Process 4532 powershell.exe 984 powershell.exe 1692 powershell.exe 2000 powershell.exe 1888 powershell.exe 3516 powershell.exe 3744 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 3080 schtasks.exe 632 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\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.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,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.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,-441 = "Arabian Daylight 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,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.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" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard 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" 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3744 powershell.exe 3744 powershell.exe 3744 powershell.exe 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 4532 powershell.exe 4532 powershell.exe 4532 powershell.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 984 powershell.exe 984 powershell.exe 984 powershell.exe 1692 powershell.exe 1692 powershell.exe 1692 powershell.exe 2000 powershell.exe 2000 powershell.exe 2000 powershell.exe 1888 powershell.exe 1888 powershell.exe 1888 powershell.exe 3516 powershell.exe 3516 powershell.exe 3516 powershell.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 1460 csrss.exe 1460 csrss.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 1460 csrss.exe 1460 csrss.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 1460 csrss.exe 1460 csrss.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe 2000 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3744 powershell.exe Token: SeDebugPrivilege 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Token: SeImpersonatePrivilege 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe Token: SeDebugPrivilege 4532 powershell.exe Token: SeDebugPrivilege 984 powershell.exe Token: SeDebugPrivilege 1692 powershell.exe Token: SeDebugPrivilege 2000 powershell.exe Token: SeDebugPrivilege 1888 powershell.exe Token: SeDebugPrivilege 3516 powershell.exe Token: SeSystemEnvironmentPrivilege 1460 csrss.exe Token: SeSecurityPrivilege 512 sc.exe Token: SeSecurityPrivilege 512 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 708 wrote to memory of 3744 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 94 PID 708 wrote to memory of 3744 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 94 PID 708 wrote to memory of 3744 708 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 94 PID 780 wrote to memory of 4532 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 106 PID 780 wrote to memory of 4532 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 106 PID 780 wrote to memory of 4532 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 106 PID 780 wrote to memory of 696 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 109 PID 780 wrote to memory of 696 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 109 PID 696 wrote to memory of 4560 696 cmd.exe 111 PID 696 wrote to memory of 4560 696 cmd.exe 111 PID 780 wrote to memory of 984 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 112 PID 780 wrote to memory of 984 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 112 PID 780 wrote to memory of 984 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 112 PID 780 wrote to memory of 1692 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 115 PID 780 wrote to memory of 1692 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 115 PID 780 wrote to memory of 1692 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 115 PID 780 wrote to memory of 1460 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 117 PID 780 wrote to memory of 1460 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 117 PID 780 wrote to memory of 1460 780 7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe 117 PID 1460 wrote to memory of 2000 1460 csrss.exe 118 PID 1460 wrote to memory of 2000 1460 csrss.exe 118 PID 1460 wrote to memory of 2000 1460 csrss.exe 118 PID 1460 wrote to memory of 1888 1460 csrss.exe 123 PID 1460 wrote to memory of 1888 1460 csrss.exe 123 PID 1460 wrote to memory of 1888 1460 csrss.exe 123 PID 1460 wrote to memory of 3516 1460 csrss.exe 126 PID 1460 wrote to memory of 3516 1460 csrss.exe 126 PID 1460 wrote to memory of 3516 1460 csrss.exe 126 PID 1460 wrote to memory of 2000 1460 csrss.exe 129 PID 1460 wrote to memory of 2000 1460 csrss.exe 129 PID 4024 wrote to memory of 3736 4024 windefender.exe 136 PID 4024 wrote to memory of 3736 4024 windefender.exe 136 PID 4024 wrote to memory of 3736 4024 windefender.exe 136 PID 3736 wrote to memory of 512 3736 cmd.exe 137 PID 3736 wrote to memory of 512 3736 cmd.exe 137 PID 3736 wrote to memory of 512 3736 cmd.exe 137 -
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\7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe"C:\Users\Admin\AppData\Local\Temp\7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3744
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C:\Users\Admin\AppData\Local\Temp\7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.exe"C:\Users\Admin\AppData\Local\Temp\7a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0.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:780 -
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:4532
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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:696 -
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:4560
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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:984
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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:1692
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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:1460 -
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:2000
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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:3080
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1140
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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:1888
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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:3516
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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:2000
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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:632
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4024 -
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:3736 -
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:512
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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=3976,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4044 /prefetch:81⤵PID:2228
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1840
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
MD5b46a3a0c097c05130faf785646ac9fbb
SHA11df80254d7f95260441693578319892b29f67717
SHA256258d95c3cb7c7f9291c771181f822a8464dac112c453e3a8081048c800180b67
SHA512fa51a12eefe5ff2ff845fa3d76bd2be624f16d0e50184a445fedc47239830845737bf6c4a35ae4d4df660165344a2e88e5d8e3a0d173bddbb170402fe66e9d3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b997abb8ea47b5a43ff491a4b5e9aa17
SHA13612d45dd6820fcca8671e5afb35a4406ed690f9
SHA2566031ab85d1dd83790864b63e39e9d7ce4fa4f595bdf408e6b4b76c2d8be42fd7
SHA5127671616229431feb5ab0379a617463c7c943531616ac588c9cbf98ea0843df566687a6a4c20b1d473763eb2424e436befebc9ee98a45354a552721863cf101a2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD501efa896ea610e6ec022956b7eea24ce
SHA1bb4f81e76f54659393c79e2935d539eabc57208e
SHA256d9e16b3e4af6ff03d3858550c0a7576c5afaff2bee56352766ad80e1218b7fad
SHA512b282908dbb74dd7073b646177247aeb4abda9da1ed32a787958885219a563449ed03cc195b5e92130c9a870d83af1d8a9aee91673180036ffb0882b5b0767eeb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a248c23f7121f99fc9a20d068a60b94
SHA161c023ce3f6d94c88018d536b87818e36b47d604
SHA256e3b115eb95731d87f362c0f0dccd86edf2f12039b4ef6ccadbeeb3b597417f61
SHA5122ef899fff5b76de570ddc0ac311901ce13c27c7927c43f5689a077c2f56bce57f296baad387acca2aa7938ceeff3e81be7fb6b196764f6278c3d367f39787f9b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD557f161304c669cdd22af71f788818433
SHA17a333ef90a5097ab1ea8582406c79fa99eac00df
SHA2562ae1c4e0d9934ce608d88e6a4f5ed6914f9f8f40365bcca0dfa6efeaa3f1341d
SHA512808c08e67d29ac3a4e7aac166887db5bcc47d7aefc691e5c0a2a494c878386e0966747b7a7fbaaf9e33bc325909f423aecc02c7238fe70e89216b1be8042e5fa
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Filesize
4.1MB
MD5440f5f58d8ed0b741e01ed9a54855bd5
SHA110363db3d07ecdd9e0aa04ab75a0a6e860170913
SHA2567a4a718b11ad4523aae0c76ec5d063e4d415fbf0712e339e02f01699419f69a0
SHA512c0c6bc6c8fa12014b12b85b6e5adbaee68f8814c99b168c5972d2a6216dd4bf55db414bd545dcc4b77f84347bfab286b165eebad7be5e82ca1cd667e004226a3
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec