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Analysis
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max time kernel
149s -
max time network
133s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/05/2024, 01:43
Static task
static1
Behavioral task
behavioral1
Sample
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe
Resource
win10v2004-20240508-en
General
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Target
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe
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Size
4.1MB
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MD5
6ac575ef18db730bb63abfb7065f740e
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SHA1
645fbcdf9368b39c1b85728a506e34eee52777de
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SHA256
edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0
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SHA512
67e10f860fac5e2fb1e9c64665e73d62d209a21dbb477533098d03fcdaf5487d5c3810ae8764753807c81cd0d5ff1bf5adefa18f80502437c7463b8e08a6882a
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SSDEEP
98304:6QGLdTw13YmTlGi/xMFRAVNS6wnhY59m5e0z8345C:6LpT0YNaxn5wu5s59YX
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4564-2-0x00000000049D0000-0x00000000052BB000-memory.dmp family_glupteba behavioral2/memory/4564-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4564-87-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/4564-119-0x00000000049D0000-0x00000000052BB000-memory.dmp family_glupteba behavioral2/memory/4276-125-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/4564-183-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3632-200-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-210-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-213-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-215-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-218-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-222-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-225-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-227-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-230-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-234-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-237-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-239-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/3632-242-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4832 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3632 csrss.exe 4544 injector.exe 3004 windefender.exe 4288 windefender.exe -
resource yara_rule behavioral2/files/0x000300000002a9dd-204.dat upx behavioral2/memory/3004-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3004-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4288-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4288-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe File created C:\Windows\rss\csrss.exe edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3660 sc.exe -
pid Process 3592 powershell.exe 572 powershell.exe 2632 powershell.exe 4336 powershell.exe 3500 powershell.exe 4604 powershell.exe 3380 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 2948 schtasks.exe 656 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,-435 = "Georgian Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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,-602 = "Taipei Standard Time" windefender.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,-2611 = "Bougainville Daylight 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,-1662 = "Bahia Standard Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.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,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe 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,-2142 = "Transbaikal Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3500 powershell.exe 3500 powershell.exe 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4604 powershell.exe 4604 powershell.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 3380 powershell.exe 3380 powershell.exe 3592 powershell.exe 3592 powershell.exe 572 powershell.exe 572 powershell.exe 2632 powershell.exe 2632 powershell.exe 4336 powershell.exe 4336 powershell.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 3632 csrss.exe 3632 csrss.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 3632 csrss.exe 3632 csrss.exe 4544 injector.exe 4544 injector.exe 3632 csrss.exe 3632 csrss.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe 4544 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3500 powershell.exe Token: SeDebugPrivilege 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Token: SeImpersonatePrivilege 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe Token: SeDebugPrivilege 4604 powershell.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeDebugPrivilege 3592 powershell.exe Token: SeDebugPrivilege 572 powershell.exe Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 4336 powershell.exe Token: SeSystemEnvironmentPrivilege 3632 csrss.exe Token: SeSecurityPrivilege 3660 sc.exe Token: SeSecurityPrivilege 3660 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4564 wrote to memory of 3500 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 82 PID 4564 wrote to memory of 3500 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 82 PID 4564 wrote to memory of 3500 4564 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 82 PID 4276 wrote to memory of 4604 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 89 PID 4276 wrote to memory of 4604 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 89 PID 4276 wrote to memory of 4604 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 89 PID 4276 wrote to memory of 2776 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 92 PID 4276 wrote to memory of 2776 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 92 PID 2776 wrote to memory of 4832 2776 cmd.exe 94 PID 2776 wrote to memory of 4832 2776 cmd.exe 94 PID 4276 wrote to memory of 3380 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 95 PID 4276 wrote to memory of 3380 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 95 PID 4276 wrote to memory of 3380 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 95 PID 4276 wrote to memory of 3592 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 97 PID 4276 wrote to memory of 3592 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 97 PID 4276 wrote to memory of 3592 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 97 PID 4276 wrote to memory of 3632 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 101 PID 4276 wrote to memory of 3632 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 101 PID 4276 wrote to memory of 3632 4276 edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe 101 PID 3632 wrote to memory of 572 3632 csrss.exe 102 PID 3632 wrote to memory of 572 3632 csrss.exe 102 PID 3632 wrote to memory of 572 3632 csrss.exe 102 PID 3632 wrote to memory of 2632 3632 csrss.exe 109 PID 3632 wrote to memory of 2632 3632 csrss.exe 109 PID 3632 wrote to memory of 2632 3632 csrss.exe 109 PID 3632 wrote to memory of 4336 3632 csrss.exe 111 PID 3632 wrote to memory of 4336 3632 csrss.exe 111 PID 3632 wrote to memory of 4336 3632 csrss.exe 111 PID 3632 wrote to memory of 4544 3632 csrss.exe 113 PID 3632 wrote to memory of 4544 3632 csrss.exe 113 PID 3004 wrote to memory of 3544 3004 windefender.exe 119 PID 3004 wrote to memory of 3544 3004 windefender.exe 119 PID 3004 wrote to memory of 3544 3004 windefender.exe 119 PID 3544 wrote to memory of 3660 3544 cmd.exe 120 PID 3544 wrote to memory of 3660 3544 cmd.exe 120 PID 3544 wrote to memory of 3660 3544 cmd.exe 120 -
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\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3500
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C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.exe"C:\Users\Admin\AppData\Local\Temp\edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0.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:4276 -
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:4604
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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:2776 -
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:4832
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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:3380
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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:3592
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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:3632 -
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:572
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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:2948
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:5056
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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:2632
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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:4336
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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:4544
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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:656
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3004 -
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:3544 -
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:3660
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4288
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD589014297a0e6cf15ad60870e646eeac5
SHA1d93e6ab8a852137c876e7f3a5786aa2003378aba
SHA256996bba9bc0ea5d0fb52521c34cb344330177e1ec91cb6d8c4f4ffa1f655b005d
SHA512b9f7b75918ad732518370a244530b6ce2bee4841f492de31693854dffb61266538b3dd067722bd17cee9813395d8aa065f557a06b977e1f3c2f4065c51461a30
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5636fd380e61cb72790708fd532526502
SHA1d6d7ae173c35e5373a6e145e22f915f353cdf6af
SHA256432ed659d4bc3b764131b195390ae943a1b8d39b20f6c2b28738d7f20d2d60a4
SHA512fff4ec3883ea06098c055790dd08cd7c47cbc2848d6c9ce4a3460219383305c5f0b9b5f3a13d423e6714e1715509184ce7714f7bfa9c152f8ecbec095754a6ba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54ebe3b526ae74a9f95c24cc9c4a4878f
SHA1600157ef875108c67c7762881927ff2119678774
SHA25631a2d5f0610b6264302d993d55ebd35e7403ed5e907ed3be71f1ab970ebd93d0
SHA512735d7d5e37fabf905904a0bbf231e9b57f03b7023ce18eca6d493891bf5649ca085c8c71f9f5d3b42a1643d56d053037ee16cc5ebb42ba172ef463920bfe11d4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57ad78d3ff3dfa3a6f4bdcf3c853712a3
SHA1801de2d9342dc6a5692677e521edf3d2673bcb62
SHA256d73c3ec27076db388b10be81bcbd2ec6bcccbfc2b921a8d0feab27e7bcfca416
SHA5120a21d4cc6fd8b192f2a86122f2890a9df6ee0201ebddb3be43d1add7fbdfdfa91d17a1637f5985b18d9f19e4779703627c7a9eee924820c3bc6912407d9bf474
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54c3e92eb9e213015d55e8eaea058b6a9
SHA1d8bea230724e8096fa29f6e147c0ff10592d64d1
SHA25650b1965e7d39736dfc42e7d7b690691fe54f2302633b0140d684f30c539b65e4
SHA512376d2dd303798796464a98de219758f5224ebbb7a60aa63ffe774e4a361fd87389dcbf3b1f47a8fc259c575270141cab0e5248ae5373d48b873af05552ca1df8
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Filesize
4.1MB
MD56ac575ef18db730bb63abfb7065f740e
SHA1645fbcdf9368b39c1b85728a506e34eee52777de
SHA256edab4ba6543d0c21291d20f26c164c1b0428328d6cc145d8a01c02a05974fbf0
SHA51267e10f860fac5e2fb1e9c64665e73d62d209a21dbb477533098d03fcdaf5487d5c3810ae8764753807c81cd0d5ff1bf5adefa18f80502437c7463b8e08a6882a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec