Analysis
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max time kernel
150s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10/05/2024, 05:00
Static task
static1
Behavioral task
behavioral1
Sample
0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe
Resource
win10v2004-20240508-en
General
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Target
0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe
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Size
4.1MB
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MD5
9b089110e26baecd037c4984ec5eca62
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SHA1
838046371dad18eddd780110818c4d9328bbd3c2
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SHA256
0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317
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SHA512
28d81ccfa01edf08fef83e5a7cf4f9f651e58fd715c18404bb5faa532c74b0280cd72c1d478d970c801d1f2ba5d7de63927c05dc62505b99ef05bed4efdfbff6
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SSDEEP
98304:+JsMjtvpLhBsrANyl+HA3P3+ZY1+eQIMXjectPnUWuRnMm8CYQOG:+WgDBsKdHAWZM+VzNxnUpRnkRI
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/1952-2-0x0000000004AD0000-0x00000000053BB000-memory.dmp family_glupteba behavioral1/memory/1952-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1952-46-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1952-48-0x0000000004AD0000-0x00000000053BB000-memory.dmp family_glupteba behavioral1/memory/1952-49-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2288-131-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-135-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-210-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-228-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-231-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-235-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-238-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-242-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-246-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-252-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-255-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/1004-258-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4296 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1004 csrss.exe 3536 injector.exe 656 windefender.exe 1124 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023408-219.dat upx behavioral1/memory/656-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1124-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/656-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1124-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1124-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\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 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 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 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.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 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe File created C:\Windows\rss\csrss.exe 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2592 sc.exe -
pid Process 812 powershell.exe 1280 powershell.exe 3364 powershell.exe 4724 powershell.exe 1432 powershell.exe 3668 powershell.exe 4340 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1592 4340 WerFault.exe 88 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 408 schtasks.exe 3164 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,-871 = "Pakistan Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.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,-272 = "Greenwich Standard 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,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight 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\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.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\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European 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,-2041 = "Eastern Daylight Time (Mexico)" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\TrustedPeople powershell.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,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4340 powershell.exe 4340 powershell.exe 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 812 powershell.exe 812 powershell.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 1280 powershell.exe 1280 powershell.exe 3364 powershell.exe 3364 powershell.exe 4724 powershell.exe 4724 powershell.exe 1432 powershell.exe 1432 powershell.exe 3668 powershell.exe 3668 powershell.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 1004 csrss.exe 1004 csrss.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 1004 csrss.exe 1004 csrss.exe 1004 csrss.exe 1004 csrss.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe 3536 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4340 powershell.exe Token: SeDebugPrivilege 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Token: SeImpersonatePrivilege 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe Token: SeDebugPrivilege 812 powershell.exe Token: SeDebugPrivilege 1280 powershell.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeDebugPrivilege 4724 powershell.exe Token: SeDebugPrivilege 1432 powershell.exe Token: SeDebugPrivilege 3668 powershell.exe Token: SeSystemEnvironmentPrivilege 1004 csrss.exe Token: SeSecurityPrivilege 2592 sc.exe Token: SeSecurityPrivilege 2592 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1952 wrote to memory of 4340 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 88 PID 1952 wrote to memory of 4340 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 88 PID 1952 wrote to memory of 4340 1952 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 88 PID 2288 wrote to memory of 812 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 96 PID 2288 wrote to memory of 812 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 96 PID 2288 wrote to memory of 812 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 96 PID 2288 wrote to memory of 1216 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 100 PID 2288 wrote to memory of 1216 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 100 PID 1216 wrote to memory of 4296 1216 cmd.exe 102 PID 1216 wrote to memory of 4296 1216 cmd.exe 102 PID 2288 wrote to memory of 1280 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 103 PID 2288 wrote to memory of 1280 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 103 PID 2288 wrote to memory of 1280 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 103 PID 2288 wrote to memory of 3364 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 105 PID 2288 wrote to memory of 3364 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 105 PID 2288 wrote to memory of 3364 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 105 PID 2288 wrote to memory of 1004 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 107 PID 2288 wrote to memory of 1004 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 107 PID 2288 wrote to memory of 1004 2288 0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe 107 PID 1004 wrote to memory of 4724 1004 csrss.exe 108 PID 1004 wrote to memory of 4724 1004 csrss.exe 108 PID 1004 wrote to memory of 4724 1004 csrss.exe 108 PID 1004 wrote to memory of 1432 1004 csrss.exe 114 PID 1004 wrote to memory of 1432 1004 csrss.exe 114 PID 1004 wrote to memory of 1432 1004 csrss.exe 114 PID 1004 wrote to memory of 3668 1004 csrss.exe 116 PID 1004 wrote to memory of 3668 1004 csrss.exe 116 PID 1004 wrote to memory of 3668 1004 csrss.exe 116 PID 1004 wrote to memory of 3536 1004 csrss.exe 118 PID 1004 wrote to memory of 3536 1004 csrss.exe 118 PID 656 wrote to memory of 2936 656 windefender.exe 124 PID 656 wrote to memory of 2936 656 windefender.exe 124 PID 656 wrote to memory of 2936 656 windefender.exe 124 PID 2936 wrote to memory of 2592 2936 cmd.exe 125 PID 2936 wrote to memory of 2592 2936 cmd.exe 125 PID 2936 wrote to memory of 2592 2936 cmd.exe 125 -
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\0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe"C:\Users\Admin\AppData\Local\Temp\0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 25483⤵
- Program crash
PID:1592
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C:\Users\Admin\AppData\Local\Temp\0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.exe"C:\Users\Admin\AppData\Local\Temp\0127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317.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:2288 -
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:812
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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:1216 -
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:4296
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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:1280
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3364
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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:1004 -
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:4724
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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:408
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4988
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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:1432
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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:3668
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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:3536
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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:3164
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:656 -
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:2936 -
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:2592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4340 -ip 43401⤵PID:1456
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1124
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
MD506e97c8f9b9653836f0941026bfdb5c2
SHA12444c1373238bac4addb07bc7c53a64285d8672a
SHA2560cdcf00d7d6f8bf14780cc1f2e00174373f314d917f42973c086308946a76144
SHA5127e79bdfaa330629454bd4f61d9c5db97f5df669a1fa8afcf9ae9f5bd3139d5eb5b25f62fe4d85bb9a00bb68f3921d6d9f2f3378a89c82505485dc701dd20e813
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f813b6837f6ca73df4bbd52cd1bea014
SHA1a9c0c433f9ce509bc137caea2abb2104cb4bfda8
SHA256dd7dd016d47bff152189d986e73fc6d54416d7129eef63739616625e5c5bac14
SHA512299061f14b055a2dd2e4a372f5e0c558da31694078ba6e5faa978e49240bd92547675bd84e434968f753b9b27ee68c0ce5f114861e0a78acd0075c2cef824e55
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9ac42982c19f68729a51258ba235df1
SHA16ca42d8c857853a967460bccc50624bc1147c57b
SHA25668acef624947e47112fa00747775beebc9204f48b1e79682478865be1fdcac70
SHA512e0f2c1530b8844db8a27d4831e1265b14b5cdf5307c0a631b8f4b0d09810fe6ea10cdc69fcff9936451e19542d931c07a7308e29508e25ee23552cb6cda34c82
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50e54f7a0ffd9cc694e72bde60c6f4b58
SHA188fe8a8b6fcbc9415ce0728cc30cb6581dc88461
SHA2566e1fe8656aed42f7e8a1905800f11ccaead7cc6c484db2dd651010d3a69393a7
SHA512d633b4c31dc0734b47a4b9a6924613e9ff0eda6e93a8ea73e76087f7b1f2a73e0d498b7f53275ec86025167aed7b1fb15372c69eb4c3803a985076653127586c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d348fb30058c31204db1ff1b979e44e
SHA12634e3b9652331a5120c3d297fde5d93165760e7
SHA2561770f2755e5953f30e5ba904b21be54946092779704e18a745e9360b9410440d
SHA5127823028e6da930b8c3e08eeef6bb29c89d318b6b8783327e60c6910618e1c4bf2c3bb406644e10163af11b4e095af94f6b2e461778d651097fa037def84697d9
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Filesize
4.1MB
MD59b089110e26baecd037c4984ec5eca62
SHA1838046371dad18eddd780110818c4d9328bbd3c2
SHA2560127c7830606167d2924000b5b14f7c7c92e287c3d1923b7a7beaee54f1ad317
SHA51228d81ccfa01edf08fef83e5a7cf4f9f651e58fd715c18404bb5faa532c74b0280cd72c1d478d970c801d1f2ba5d7de63927c05dc62505b99ef05bed4efdfbff6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec