Analysis
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max time kernel
149s -
max time network
147s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
11/04/2024, 04:39
Static task
static1
Behavioral task
behavioral1
Sample
5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe
Resource
win10v2004-20231215-en
General
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Target
5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe
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Size
4.2MB
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MD5
2211096f1fa541aa31f0cefb2a710a9f
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SHA1
e5a94fdd2439af05213714d5a4e2d14463b07821
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SHA256
5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112
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SHA512
7e36525880be4a70c083d4748effe2c5670a04bea8ec01f2f211261716fe3a38d9dadeebbdbee578f8b571a5df4a69700386314a41d249de63a2ad64a49c0dc3
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SSDEEP
98304:2N82p1RaOBrZprThm2bJPX/vLZtLQqJmAlvHFH02ncDWTfHpT:OMStpnhFVxbz9J5TfHF
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/1516-2-0x0000000005250000-0x0000000005B3B000-memory.dmp family_glupteba behavioral2/memory/1516-3-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/3492-53-0x00000000052B0000-0x0000000005B9B000-memory.dmp family_glupteba behavioral2/memory/3492-64-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/1516-67-0x0000000005250000-0x0000000005B3B000-memory.dmp family_glupteba behavioral2/memory/1516-81-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/3492-207-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-241-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-252-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-256-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-260-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-264-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-268-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-272-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-276-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-280-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-284-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-288-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-292-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba behavioral2/memory/4088-296-0x0000000000400000-0x000000000310A000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3044 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4088 csrss.exe 3076 injector.exe 1900 windefender.exe 1584 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a7ef-244.dat upx behavioral2/memory/1900-250-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1584-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1584-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\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 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe File created C:\Windows\rss\csrss.exe 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.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 1156 sc.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 3488 schtasks.exe 1328 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\22\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.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\22\52C64B7E\@tzres.dll,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4244 powershell.exe 4244 powershell.exe 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 4484 powershell.exe 4484 powershell.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 1944 powershell.exe 1944 powershell.exe 1512 powershell.exe 1512 powershell.exe 2344 powershell.exe 2344 powershell.exe 1344 powershell.exe 1344 powershell.exe 2204 powershell.exe 2204 powershell.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 4088 csrss.exe 4088 csrss.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 4088 csrss.exe 4088 csrss.exe 3076 injector.exe 3076 injector.exe 4088 csrss.exe 4088 csrss.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe 3076 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4244 powershell.exe Token: SeDebugPrivilege 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Token: SeImpersonatePrivilege 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe Token: SeDebugPrivilege 4484 powershell.exe Token: SeDebugPrivilege 1944 powershell.exe Token: SeDebugPrivilege 1512 powershell.exe Token: SeDebugPrivilege 2344 powershell.exe Token: SeDebugPrivilege 1344 powershell.exe Token: SeDebugPrivilege 2204 powershell.exe Token: SeSystemEnvironmentPrivilege 4088 csrss.exe Token: SeSecurityPrivilege 1156 sc.exe Token: SeSecurityPrivilege 1156 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1516 wrote to memory of 4244 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 78 PID 1516 wrote to memory of 4244 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 78 PID 1516 wrote to memory of 4244 1516 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 78 PID 3492 wrote to memory of 4484 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 83 PID 3492 wrote to memory of 4484 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 83 PID 3492 wrote to memory of 4484 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 83 PID 3492 wrote to memory of 2252 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 85 PID 3492 wrote to memory of 2252 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 85 PID 2252 wrote to memory of 3044 2252 cmd.exe 87 PID 2252 wrote to memory of 3044 2252 cmd.exe 87 PID 3492 wrote to memory of 1944 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 88 PID 3492 wrote to memory of 1944 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 88 PID 3492 wrote to memory of 1944 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 88 PID 3492 wrote to memory of 1512 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 90 PID 3492 wrote to memory of 1512 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 90 PID 3492 wrote to memory of 1512 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 90 PID 3492 wrote to memory of 4088 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 92 PID 3492 wrote to memory of 4088 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 92 PID 3492 wrote to memory of 4088 3492 5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe 92 PID 4088 wrote to memory of 2344 4088 csrss.exe 93 PID 4088 wrote to memory of 2344 4088 csrss.exe 93 PID 4088 wrote to memory of 2344 4088 csrss.exe 93 PID 4088 wrote to memory of 1344 4088 csrss.exe 99 PID 4088 wrote to memory of 1344 4088 csrss.exe 99 PID 4088 wrote to memory of 1344 4088 csrss.exe 99 PID 4088 wrote to memory of 2204 4088 csrss.exe 101 PID 4088 wrote to memory of 2204 4088 csrss.exe 101 PID 4088 wrote to memory of 2204 4088 csrss.exe 101 PID 4088 wrote to memory of 3076 4088 csrss.exe 103 PID 4088 wrote to memory of 3076 4088 csrss.exe 103 PID 1900 wrote to memory of 1992 1900 windefender.exe 109 PID 1900 wrote to memory of 1992 1900 windefender.exe 109 PID 1900 wrote to memory of 1992 1900 windefender.exe 109 PID 1992 wrote to memory of 1156 1992 cmd.exe 110 PID 1992 wrote to memory of 1156 1992 cmd.exe 110 PID 1992 wrote to memory of 1156 1992 cmd.exe 110 -
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\5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe"C:\Users\Admin\AppData\Local\Temp\5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1516 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4244
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C:\Users\Admin\AppData\Local\Temp\5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.exe"C:\Users\Admin\AppData\Local\Temp\5e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112.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:3492 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4484
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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:2252 -
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:3044
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1944
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1512
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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:4088 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2344
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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:3488
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1500
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1344
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2204
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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:3076
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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:1328
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1900 -
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:1992 -
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:1156
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1584
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59fa07fe6a46fca6ebf13b55a4fabaa85
SHA17d2219192ea3fd45077d296c61e019c2a51e08e8
SHA2560c38e3a4f6c8eba70c54d55e682a44a6297ad1c2c6e4674aa49571dd9d025174
SHA5125a8f63ca4d852a6ea6b1fa6d7b57129fdcd1f91d2604f223ad52a93d7dbd8879667b53d7e559a82ab628efa01ab2bdc029df2bae5fc753163e1bdacbf82df770
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57ab328dce783458620f266c569ce4d80
SHA1373178433264dbe49d4815d9a85fb074b5e9a8ce
SHA25661a2cd4ca9a1b4d7c20add839387de069c967f0239fd85c5729224a2b913a705
SHA512636474f0a70e1401a17aa8b3a6d31cf2d9aab671bca387250281614f28182153cf401e3fd09565dd0503cfd397ee5e4c30983d4b6b38ab0adfd1e4e4cbb3a858
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD595f52c4b57d2edafefea5f52500e2144
SHA177f1c5293936316d477dda2c632dff5684b82e97
SHA256ded79685179823c2ea2ffbf4e86476f093d2648bc87daa61cde7eac6b4c01c42
SHA51264f18310feed13c9f4bcfde0574cf89befe5e161b240582474c8a8cac05c2fd4b1c02efb6fc1c2f59f31988bd032cf726abba458836d6af4a0b68125759c878b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD579dc5c0c66499c177df8dff580ecba2a
SHA1dc7b318640a2d65c9a3fa3e50e91b109f973e4d1
SHA256e5eeddc99c9f093bcfdb857fd6b2d83b7aca57441930006740b1b73d8c8639b3
SHA51278d340cc84c50e2b660092df35b789e5606fa2792afd9312b6d4ba4b31c427153475b87bf725111ad3ee5cd6627346f37d03dc3a94d791e9ebc030495d372550
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD533466c8b5564501af869e9c72f0e6ffa
SHA11f6118e7f6f922f83ad21f2fed23efb8841950c6
SHA256eaa90c94900f506b5859c78c75a6abead0ef3f79dbdc130b550bb50ace4dedbe
SHA5129bef2604c1b4fb1a9d9c06ed058f081a67b251b9172723902dc676df528c1d384ffa1f31ebb8088060dfe2841bb6f9b9d1ec4cef2e2f7e989a93336b0284c6ac
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Filesize
4.2MB
MD52211096f1fa541aa31f0cefb2a710a9f
SHA1e5a94fdd2439af05213714d5a4e2d14463b07821
SHA2565e6c366ab7d39f486966854e5aba74aacc25451cc1eca3e41b63fbf2a38b6112
SHA5127e36525880be4a70c083d4748effe2c5670a04bea8ec01f2f211261716fe3a38d9dadeebbdbee578f8b571a5df4a69700386314a41d249de63a2ad64a49c0dc3
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec