Analysis
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max time kernel
149s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 04:29
Static task
static1
Behavioral task
behavioral1
Sample
6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe
Resource
win10v2004-20240508-en
General
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Target
6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe
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Size
4.1MB
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MD5
12fef3038882935472aa531f86e94ab2
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SHA1
35dd8be70fa3bee38cd47257627a7865706ad1f8
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SHA256
6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9
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SHA512
c4922ac46400f386f0da6e1837694d441b6d5e0465b21908714a83ac1f581dbe4f27ddf5dfbb57a5bab7de8d69ad3008beb351df43d00284e9fc4e46822833c1
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SSDEEP
98304:HBdNwdIX1m95GdEY+SdNeV8DIvNeESR+qiVH7IIm3:HeIFcGdrdiVeIFy4rVH0
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2992-2-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/2992-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2992-4-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2992-57-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2992-69-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/2992-84-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/920-83-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/920-140-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-176-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-222-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-240-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-252-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-256-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-261-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/352-265-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3932 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 352 csrss.exe 4504 injector.exe 3132 windefender.exe 4756 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000235fc-227.dat upx behavioral1/memory/3132-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3132-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4756-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4756-244-0x0000000000400000-0x00000000008DF000-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\"" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.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 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.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 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 208 sc.exe -
pid Process 5056 powershell.exe 3364 powershell.exe 4880 powershell.exe 2288 powershell.exe 4420 powershell.exe 1952 powershell.exe 396 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 1336 schtasks.exe 4724 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,-432 = "Iran Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.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,-1971 = "Belarus Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.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,-431 = "Iran Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.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,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5056 powershell.exe 5056 powershell.exe 5056 powershell.exe 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 3364 powershell.exe 3364 powershell.exe 3364 powershell.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 4880 powershell.exe 4880 powershell.exe 4880 powershell.exe 2288 powershell.exe 2288 powershell.exe 2288 powershell.exe 4420 powershell.exe 4420 powershell.exe 1952 powershell.exe 1952 powershell.exe 396 powershell.exe 396 powershell.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 352 csrss.exe 352 csrss.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 352 csrss.exe 352 csrss.exe 4504 injector.exe 4504 injector.exe 352 csrss.exe 352 csrss.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe 4504 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5056 powershell.exe Token: SeDebugPrivilege 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Token: SeImpersonatePrivilege 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeDebugPrivilege 4880 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe Token: SeDebugPrivilege 4420 powershell.exe Token: SeDebugPrivilege 1952 powershell.exe Token: SeDebugPrivilege 396 powershell.exe Token: SeSystemEnvironmentPrivilege 352 csrss.exe Token: SeSecurityPrivilege 208 sc.exe Token: SeSecurityPrivilege 208 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2992 wrote to memory of 5056 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 96 PID 2992 wrote to memory of 5056 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 96 PID 2992 wrote to memory of 5056 2992 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 96 PID 920 wrote to memory of 3364 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 101 PID 920 wrote to memory of 3364 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 101 PID 920 wrote to memory of 3364 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 101 PID 920 wrote to memory of 1604 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 103 PID 920 wrote to memory of 1604 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 103 PID 1604 wrote to memory of 3932 1604 cmd.exe 106 PID 1604 wrote to memory of 3932 1604 cmd.exe 106 PID 920 wrote to memory of 4880 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 107 PID 920 wrote to memory of 4880 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 107 PID 920 wrote to memory of 4880 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 107 PID 920 wrote to memory of 2288 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 109 PID 920 wrote to memory of 2288 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 109 PID 920 wrote to memory of 2288 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 109 PID 920 wrote to memory of 352 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 112 PID 920 wrote to memory of 352 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 112 PID 920 wrote to memory of 352 920 6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe 112 PID 352 wrote to memory of 4420 352 csrss.exe 113 PID 352 wrote to memory of 4420 352 csrss.exe 113 PID 352 wrote to memory of 4420 352 csrss.exe 113 PID 352 wrote to memory of 1952 352 csrss.exe 119 PID 352 wrote to memory of 1952 352 csrss.exe 119 PID 352 wrote to memory of 1952 352 csrss.exe 119 PID 352 wrote to memory of 396 352 csrss.exe 121 PID 352 wrote to memory of 396 352 csrss.exe 121 PID 352 wrote to memory of 396 352 csrss.exe 121 PID 352 wrote to memory of 4504 352 csrss.exe 123 PID 352 wrote to memory of 4504 352 csrss.exe 123 PID 3132 wrote to memory of 2216 3132 windefender.exe 129 PID 3132 wrote to memory of 2216 3132 windefender.exe 129 PID 3132 wrote to memory of 2216 3132 windefender.exe 129 PID 2216 wrote to memory of 208 2216 cmd.exe 130 PID 2216 wrote to memory of 208 2216 cmd.exe 130 PID 2216 wrote to memory of 208 2216 cmd.exe 130 -
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\6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe"C:\Users\Admin\AppData\Local\Temp\6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5056
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C:\Users\Admin\AppData\Local\Temp\6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.exe"C:\Users\Admin\AppData\Local\Temp\6fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9.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:920 -
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:3364
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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:1604 -
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:3932
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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:4880
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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:2288
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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:352 -
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:4420
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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:1336
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1120
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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:1952
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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:396
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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:4504
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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:4724
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3132 -
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:2216 -
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:208
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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=4552,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:81⤵PID:1700
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4756
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d221804d5248a230c72eb7b4c3f4fed9
SHA1c0f59a130a8537b43a059ae451b8a54ee3cd177b
SHA25602310165a4455164f65c76d4782b442ac5bcf09cf028c6e202c0c4b278c7b692
SHA5125381797b280ba98f009f6d8fac2354427e3068f3a553ec9f5909afabcdbbdaa3725e8ccb834b64cc332021d926bd2a7e63b8974f310ee47a65cb8f97a4acbc08
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56b9bb7cee8ccaf9b2f239cdc1f053f27
SHA1132f0c9c719fae2fed8aa66e5adab8a726620c5b
SHA256326fe506f135b223ee5c326e6d53522daee6203e795acc09b322713f84335c00
SHA5121cc8e5fd83edb93b5670ad031f85e5a9363492d8349aca86a441476d11a209ca526f9f18f511e1a44950a4786c60450e20720c4726b71e93d0e3e878c8c6807f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53c670f2305427ed8590a418e3ccfe357
SHA1ba38f159e568dc501ff1c76bab3cb84de4f9e112
SHA256d27e91ab4d46895d81a6a0dd871f117060d48847cbad5bc9a14fcc94ea38a14c
SHA512ac533fd5b66c63dbf8091942be0535b7e03445e0c80e33c7ad62dd59e4ceaf36eced79e520297173593ac768a20e85f7b94fc03e1a9f9340a1acad0f37372e7c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52859c634ea16400cc8c80f884e670fc2
SHA126d2ade6705abedc7276c6354880a36b754c2206
SHA25624f325e922d6236a8cf878907325c5b9883a5c25fc03ec71f7b33c789ba982e5
SHA5120b36be49cecc4352281c6fa787b217120ad44b251e21c9e02cf0012f2161c5c28ee79292673e1e6dc7c4b03c015d66c332078fbdfcb9f3b507555b58c81be5ef
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD570177f7d03d761a5c1d5b509c6b4445d
SHA1da198024fd77e4fda835cbef8d5af413f9c8c151
SHA2561550cfd2b8590d3b38555c77df88d66c43535a0c77015764f8ac3dcfb1103d7b
SHA512dfcd7edb04e6224eec1ebdaab4e1ac244809eb111a324e4cda300258ac6c07522c79d44b1b99b16cff27cd4573ddaf1a2b9362b29dcfd73846622df360af2429
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Filesize
4.1MB
MD512fef3038882935472aa531f86e94ab2
SHA135dd8be70fa3bee38cd47257627a7865706ad1f8
SHA2566fbe231039a864174e870791a5ce0bd0d195410c22965574e804f03f3a7d1bb9
SHA512c4922ac46400f386f0da6e1837694d441b6d5e0465b21908714a83ac1f581dbe4f27ddf5dfbb57a5bab7de8d69ad3008beb351df43d00284e9fc4e46822833c1
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec