Analysis
-
max time kernel
150s -
max time network
145s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
16-05-2024 09:47
Static task
static1
Behavioral task
behavioral1
Sample
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe
Resource
win10v2004-20240508-en
General
-
Target
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe
-
Size
4.1MB
-
MD5
3c0fd43d71ce768214bc91d04beb6a29
-
SHA1
f5b3fee177084125811ab4e7736d9c0ce68e00e4
-
SHA256
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27
-
SHA512
48570ec488f97b86261b9b1f19e9c08ad10c6f068fd646dbb98d4065f80ed3f34fdb4866352aeb6911245e9534dd88cf1ae4eb3c94072d49dff7f9b46855585e
-
SSDEEP
98304:tH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ5Y:kr7OagDbOPW/F2k5tRZaLru
Malware Config
Signatures
-
Glupteba payload 17 IoCs
Processes:
resource yara_rule behavioral2/memory/4900-2-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral2/memory/4900-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4900-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4900-75-0x0000000002E50000-0x000000000373B000-memory.dmp family_glupteba behavioral2/memory/4904-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-195-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-205-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-212-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-221-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-224-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-227-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4280-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 3384 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 4280 csrss.exe 4808 injector.exe 1772 windefender.exe 3844 windefender.exe -
Processes:
resource yara_rule behavioral2/files/0x001a00000002ab48-204.dat upx behavioral2/memory/1772-206-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1772-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3844-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3844-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe -
Drops file in Windows directory 4 IoCs
Processes:
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe File created C:\Windows\rss\csrss.exe e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.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.
Processes:
sc.exepid Process 1992 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2652 powershell.exe 4372 powershell.exe 4808 powershell.exe 2388 powershell.exe 3136 powershell.exe 2164 powershell.exe 3244 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2292 schtasks.exe 1072 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exee71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exepowershell.exewindefender.exepowershell.exepowershell.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.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\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.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" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exee71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exepowershell.exee71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 4372 powershell.exe 4372 powershell.exe 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4808 powershell.exe 4808 powershell.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 2388 powershell.exe 2388 powershell.exe 3136 powershell.exe 3136 powershell.exe 2164 powershell.exe 2164 powershell.exe 3244 powershell.exe 3244 powershell.exe 2652 powershell.exe 2652 powershell.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4280 csrss.exe 4280 csrss.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4280 csrss.exe 4280 csrss.exe 4280 csrss.exe 4280 csrss.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe 4808 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exee71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 4372 powershell.exe Token: SeDebugPrivilege 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Token: SeImpersonatePrivilege 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe Token: SeDebugPrivilege 4808 powershell.exe Token: SeDebugPrivilege 2388 powershell.exe Token: SeDebugPrivilege 3136 powershell.exe Token: SeDebugPrivilege 2164 powershell.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 2652 powershell.exe Token: SeSystemEnvironmentPrivilege 4280 csrss.exe Token: SeSecurityPrivilege 1992 sc.exe Token: SeSecurityPrivilege 1992 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exee71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 4900 wrote to memory of 4372 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 82 PID 4900 wrote to memory of 4372 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 82 PID 4900 wrote to memory of 4372 4900 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 82 PID 4904 wrote to memory of 4808 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 87 PID 4904 wrote to memory of 4808 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 87 PID 4904 wrote to memory of 4808 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 87 PID 4904 wrote to memory of 3248 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 89 PID 4904 wrote to memory of 3248 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 89 PID 3248 wrote to memory of 3384 3248 cmd.exe 91 PID 3248 wrote to memory of 3384 3248 cmd.exe 91 PID 4904 wrote to memory of 2388 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 92 PID 4904 wrote to memory of 2388 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 92 PID 4904 wrote to memory of 2388 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 92 PID 4904 wrote to memory of 3136 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 94 PID 4904 wrote to memory of 3136 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 94 PID 4904 wrote to memory of 3136 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 94 PID 4904 wrote to memory of 4280 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 96 PID 4904 wrote to memory of 4280 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 96 PID 4904 wrote to memory of 4280 4904 e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe 96 PID 4280 wrote to memory of 2164 4280 csrss.exe 97 PID 4280 wrote to memory of 2164 4280 csrss.exe 97 PID 4280 wrote to memory of 2164 4280 csrss.exe 97 PID 4280 wrote to memory of 3244 4280 csrss.exe 102 PID 4280 wrote to memory of 3244 4280 csrss.exe 102 PID 4280 wrote to memory of 3244 4280 csrss.exe 102 PID 4280 wrote to memory of 2652 4280 csrss.exe 105 PID 4280 wrote to memory of 2652 4280 csrss.exe 105 PID 4280 wrote to memory of 2652 4280 csrss.exe 105 PID 4280 wrote to memory of 4808 4280 csrss.exe 107 PID 4280 wrote to memory of 4808 4280 csrss.exe 107 PID 1772 wrote to memory of 3316 1772 windefender.exe 113 PID 1772 wrote to memory of 3316 1772 windefender.exe 113 PID 1772 wrote to memory of 3316 1772 windefender.exe 113 PID 3316 wrote to memory of 1992 3316 cmd.exe 114 PID 3316 wrote to memory of 1992 3316 cmd.exe 114 PID 3316 wrote to memory of 1992 3316 cmd.exe 114 -
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
-
C:\Users\Admin\AppData\Local\Temp\e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe"C:\Users\Admin\AppData\Local\Temp\e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4372
-
-
C:\Users\Admin\AppData\Local\Temp\e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.exe"C:\Users\Admin\AppData\Local\Temp\e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27.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:4904 -
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:4808
-
-
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:3248 -
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:3384
-
-
-
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:2388
-
-
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:3136
-
-
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:4280 -
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:2164
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2292
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3596
-
-
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:3244
-
-
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:2652
-
-
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:4808
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1072
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1772 -
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:3316 -
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:1992
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3844
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ad9328fb58b1e91656ef451f84ff8ec
SHA10ab13d01a7d8e5da105bdacf719330cb617c46d8
SHA256d38a668bbae73a01b8dde320ec41a17152d47886f1fc682581f899c2c4a16d95
SHA5123b71399f2a72145265ef14b6a22de6a82421c0684936372b3877bb209bf9117801b2732d0104760ed6e5f8f0ae7cb34a26ccfde45faf9537bae173c8ad811d18
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a0459d69e7fe155ce8cf4ac0e05273b4
SHA1e81f0540ff384f571558fca00bf4a14c5f820f69
SHA256bbd2cea355cd06cee38cb6d93a5f6e026d7868627f29a41c04e14ddde2ab2a2c
SHA512dd727d1cad8f05ef64d189276b7d03b86eb421715fb82c130af7ecd7eb2c3a069c10bb359dd5a9c5e1bc8108cafbbe81220fb2d90eea0cfa6d1fcba291e98ec8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD565dacb8189437c9341f2072369329416
SHA1e39b71f23a1186309913baf53fa03a808434e541
SHA25624345f414c96e236e82a329852362ef7622825255a8317bfa7f4432bcd49237a
SHA5126f079fcc149a3e6db49dbbba13989c19e5681be2e9f28721fc575a02a95b807eb715d9912bccd2012ea1698e9e16d24718bb4e7b022c24e2dc3ca6040bfe63e7
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD520610a639e6e985678c8de71c7e79a8e
SHA161b56d5936893f1a40e40de4bea35e0f8da18ef2
SHA2567e0c0a1935d5bfa5744d954e05ee5092de2e6d8c761e459df914f95d32fb8281
SHA512166160ebc3f9e0f74b5ff8f40f4107a4897058d1bcd0e9304b58c0cff039e873be27b16662c24f1323d23bd16c6dbb3dc494d3f5b0da71bfc8c5126e487e5cc5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58617248f4dcdb7903687a17920fcea62
SHA18eda306673badffa1e452d605bd072cc52d03909
SHA256614c2aced3af91ad7504df52bbae019246edaf5d8830b03701765a23dda5e5ff
SHA5122726ef55357366fc0c9a7cad839b17a751369f0f80703edd9b0d0d2d8a6f65eb7968973ef52d2cdc6aba43ab5bdb73cab2e5cff9bb57410b864c76f29acc0c60
-
Filesize
4.1MB
MD53c0fd43d71ce768214bc91d04beb6a29
SHA1f5b3fee177084125811ab4e7736d9c0ce68e00e4
SHA256e71fe768f65495d29051dfe207ee2996c47ec1c39a9d5154cbc1fcf670e7ed27
SHA51248570ec488f97b86261b9b1f19e9c08ad10c6f068fd646dbb98d4065f80ed3f34fdb4866352aeb6911245e9534dd88cf1ae4eb3c94072d49dff7f9b46855585e
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec