Analysis
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max time kernel
89s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
15/05/2024, 23:41
Static task
static1
Behavioral task
behavioral1
Sample
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe
Resource
win10v2004-20240426-en
General
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Target
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe
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Size
4.1MB
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MD5
7320dd78167da7789fdf9f98d8795cf3
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SHA1
fc745bafce6a6585a7c88c7e51f9c77bc4a4f7a9
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SHA256
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7
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SHA512
c5617ebb98b3f729fc5d24475814e6773da80f527e50cfd789a7dad86b7bdaf2c90173df5ced583d32128eeb7b5b7d36370345bc9a7bf6b174adf4ddd9d429ca
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SSDEEP
98304:Psj80k8u7e4te7QNzi5j0edbbHwu+w5lmM0XQnr:Pg9u7eueIzil0SbrHmM0C
Malware Config
Signatures
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Glupteba payload 14 IoCs
resource yara_rule behavioral1/memory/3640-2-0x0000000004DF0000-0x00000000056DB000-memory.dmp family_glupteba behavioral1/memory/3640-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3640-55-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3640-57-0x0000000004DF0000-0x00000000056DB000-memory.dmp family_glupteba behavioral1/memory/3640-132-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1484-131-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1484-213-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-214-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-233-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-241-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-245-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-250-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2976-261-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4656 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2976 csrss.exe 3180 injector.exe 4352 windefender.exe 3612 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002342b-222.dat upx behavioral1/memory/4352-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3612-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4352-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3612-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3612-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3612-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\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 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 -
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 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3316 sc.exe -
pid Process 3532 powershell.exe 1848 powershell.exe 3348 powershell.exe 5528 powershell.exe 5692 powershell.exe 1056 powershell.exe 3620 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 2404 schtasks.exe 6108 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,-1971 = "Belarus Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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,-2431 = "Cuba 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\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs 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,-1971 = "Belarus Daylight Time" windefender.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,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3532 powershell.exe 3532 powershell.exe 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1848 powershell.exe 1848 powershell.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3348 powershell.exe 3348 powershell.exe 5528 powershell.exe 5528 powershell.exe 5692 powershell.exe 5692 powershell.exe 1056 powershell.exe 1056 powershell.exe 3620 powershell.exe 3620 powershell.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 2976 csrss.exe 2976 csrss.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 2976 csrss.exe 2976 csrss.exe 3180 injector.exe 3180 injector.exe 2976 csrss.exe 2976 csrss.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe 3180 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3532 powershell.exe Token: SeDebugPrivilege 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Token: SeImpersonatePrivilege 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Token: SeDebugPrivilege 1848 powershell.exe Token: SeDebugPrivilege 3348 powershell.exe Token: SeDebugPrivilege 5528 powershell.exe Token: SeDebugPrivilege 5692 powershell.exe Token: SeDebugPrivilege 1056 powershell.exe Token: SeDebugPrivilege 3620 powershell.exe Token: SeSystemEnvironmentPrivilege 2976 csrss.exe Token: SeSecurityPrivilege 3316 sc.exe Token: SeSecurityPrivilege 3316 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3640 wrote to memory of 3532 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 91 PID 3640 wrote to memory of 3532 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 91 PID 3640 wrote to memory of 3532 3640 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 91 PID 1484 wrote to memory of 1848 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 97 PID 1484 wrote to memory of 1848 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 97 PID 1484 wrote to memory of 1848 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 97 PID 1484 wrote to memory of 4536 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 99 PID 1484 wrote to memory of 4536 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 99 PID 4536 wrote to memory of 4656 4536 cmd.exe 101 PID 4536 wrote to memory of 4656 4536 cmd.exe 101 PID 1484 wrote to memory of 3348 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 102 PID 1484 wrote to memory of 3348 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 102 PID 1484 wrote to memory of 3348 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 102 PID 1484 wrote to memory of 5528 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 104 PID 1484 wrote to memory of 5528 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 104 PID 1484 wrote to memory of 5528 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 104 PID 1484 wrote to memory of 2976 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 106 PID 1484 wrote to memory of 2976 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 106 PID 1484 wrote to memory of 2976 1484 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 106 PID 2976 wrote to memory of 5692 2976 csrss.exe 107 PID 2976 wrote to memory of 5692 2976 csrss.exe 107 PID 2976 wrote to memory of 5692 2976 csrss.exe 107 PID 2976 wrote to memory of 1056 2976 csrss.exe 113 PID 2976 wrote to memory of 1056 2976 csrss.exe 113 PID 2976 wrote to memory of 1056 2976 csrss.exe 113 PID 2976 wrote to memory of 3620 2976 csrss.exe 117 PID 2976 wrote to memory of 3620 2976 csrss.exe 117 PID 2976 wrote to memory of 3620 2976 csrss.exe 117 PID 2976 wrote to memory of 3180 2976 csrss.exe 119 PID 2976 wrote to memory of 3180 2976 csrss.exe 119 PID 4352 wrote to memory of 3064 4352 windefender.exe 125 PID 4352 wrote to memory of 3064 4352 windefender.exe 125 PID 4352 wrote to memory of 3064 4352 windefender.exe 125 PID 3064 wrote to memory of 3316 3064 cmd.exe 126 PID 3064 wrote to memory of 3316 3064 cmd.exe 126 PID 3064 wrote to memory of 3316 3064 cmd.exe 126 -
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\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3532
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C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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:1484 -
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:1848
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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:4536 -
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:4656
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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:3348
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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:5528
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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:2976 -
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:5692
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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:2404
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4876
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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:1056
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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:3620
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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:3180
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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:6108
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4352 -
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:3064 -
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:3316
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3612
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b2d96cc0a2006ff8be31ce9c7809d16b
SHA15c3ac446672b4d11386c773bfb592ce9f9c3cb1b
SHA256d37f5951d0deca9efc60a1c8546cdcf632a704cb9257f28054e149959351b340
SHA5128cd36adb92e95cc93f3c4eeb3f36ea3a48b47182f71e652ad490b688cecfb24c5627ad0ac6f75cfc4a9996f83d40b534cbc5d7f1f36cd83141b28de61934a3fe
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ab29c7ab4d6e265fbeabb78ffc1a1ec
SHA11c6e9bd30271d11aa49d63cc1b0eaeb1ea6cd714
SHA256b9b768726c6cf0acaf2c408ba383e130df92b3c8dd14747c6d38d9743b5c2805
SHA5120c4e29ceb19fd3910b489af4b66f97aac5ee5b7f9fddc0c9d5c26423c49e957d07aa97959c87dc78368070e266450432f18da6800c7e5d1dca6f49a0eaf6ac4e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b58db09e3bac7fb5b5ef19a4363b82a1
SHA19effee2d137ab3ccdd87bdc534be2610ff1a7988
SHA256fa67f822e4ee882703067a49dd80f8b21e67abccd9e34f24b6d0f070ce0c0355
SHA512685d654058e819e988e2adc78ca838f8de1eb1647b5a6bb799e879687108a5de04327d39396b54bafd049c885db71807583de2e1364ea5e2b02b0f7dcd727767
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54fd2a655ade281dea1ecf112572046a3
SHA119487513f538b9190bce256dc4e8dc314394c9bf
SHA2561af4929b3a9c4ed42755a83187520dd1b03e3d4167d6ef8432e76d29dd00ef87
SHA512f8716968635e49c4c05576cf4b8de1f6fe44e4030e8ebf7f3fce6e77614b9fb8586a8c8ad9e6ce84ec4533810a94fe181d34c4448b47ce2bf2e3d23cc79ab1f3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD572ed3c7c72665b8618d42f6041f6ec2a
SHA1d4a8692eafe214aac49b3ad8aef721d34058cdbc
SHA25665134aee54e932cffc2f244aa73530ec40b843c49e99fb63d97ab9baf6755ec3
SHA512dde59e628b1687a54696644755285060088ef68e6d63a4e1df9aa6dcb31ecc65d8a2539151452fb7c2438958fffbcf7fa1bce00932e695fd65652433b8a351a1
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Filesize
4.1MB
MD57320dd78167da7789fdf9f98d8795cf3
SHA1fc745bafce6a6585a7c88c7e51f9c77bc4a4f7a9
SHA256adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7
SHA512c5617ebb98b3f729fc5d24475814e6773da80f527e50cfd789a7dad86b7bdaf2c90173df5ced583d32128eeb7b5b7d36370345bc9a7bf6b174adf4ddd9d429ca
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec