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Analysis
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max time kernel
150s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
19/05/2024, 05:40
Static task
static1
Behavioral task
behavioral1
Sample
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe
Resource
win10v2004-20240508-en
General
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Target
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe
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Size
4.1MB
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MD5
1e623d7c4721c380f4e652eb98b61aba
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SHA1
91b7de52a45b05efa710242b6dd54bb6dac41749
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SHA256
d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1
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SHA512
1afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4
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SSDEEP
98304:cWlQWNKQPwrulMpohZQjk4lnBk2/sgseYryCqOgI7KD2bsOvJZ+2+Y6:cW16ulMesXlnBp/sjruCqmtIOval
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/3928-2-0x0000000004550000-0x0000000004E3B000-memory.dmp family_glupteba behavioral2/memory/3928-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3928-54-0x0000000004550000-0x0000000004E3B000-memory.dmp family_glupteba behavioral2/memory/3928-51-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3928-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3924-126-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-204-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-214-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-215-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-217-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-220-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-222-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-223-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-225-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-228-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-230-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-231-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/4020-233-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1512 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4020 csrss.exe 3268 injector.exe 4960 windefender.exe 3832 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa06-207.dat upx behavioral2/memory/4960-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3832-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4960-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3832-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3832-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\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 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.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe File created C:\Windows\rss\csrss.exe d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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 1252 sc.exe -
pid Process 4308 powershell.exe 728 powershell.exe 2372 powershell.exe 1592 powershell.exe 4016 powershell.exe 4820 powershell.exe 2744 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 2308 schtasks.exe 2056 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" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" 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,-2162 = "Altai Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard 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" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2744 powershell.exe 2744 powershell.exe 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 4308 powershell.exe 4308 powershell.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 728 powershell.exe 728 powershell.exe 2372 powershell.exe 2372 powershell.exe 1592 powershell.exe 1592 powershell.exe 4016 powershell.exe 4016 powershell.exe 4820 powershell.exe 4820 powershell.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 4020 csrss.exe 4020 csrss.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 4020 csrss.exe 4020 csrss.exe 3268 injector.exe 3268 injector.exe 4020 csrss.exe 4020 csrss.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe 3268 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2744 powershell.exe Token: SeDebugPrivilege 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Token: SeImpersonatePrivilege 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe Token: SeDebugPrivilege 4308 powershell.exe Token: SeDebugPrivilege 728 powershell.exe Token: SeDebugPrivilege 2372 powershell.exe Token: SeDebugPrivilege 1592 powershell.exe Token: SeDebugPrivilege 4016 powershell.exe Token: SeDebugPrivilege 4820 powershell.exe Token: SeSystemEnvironmentPrivilege 4020 csrss.exe Token: SeSecurityPrivilege 1252 sc.exe Token: SeSecurityPrivilege 1252 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3928 wrote to memory of 2744 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 82 PID 3928 wrote to memory of 2744 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 82 PID 3928 wrote to memory of 2744 3928 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 82 PID 3924 wrote to memory of 4308 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 87 PID 3924 wrote to memory of 4308 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 87 PID 3924 wrote to memory of 4308 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 87 PID 3924 wrote to memory of 1408 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 89 PID 3924 wrote to memory of 1408 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 89 PID 1408 wrote to memory of 1512 1408 cmd.exe 91 PID 1408 wrote to memory of 1512 1408 cmd.exe 91 PID 3924 wrote to memory of 728 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 92 PID 3924 wrote to memory of 728 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 92 PID 3924 wrote to memory of 728 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 92 PID 3924 wrote to memory of 2372 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 94 PID 3924 wrote to memory of 2372 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 94 PID 3924 wrote to memory of 2372 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 94 PID 3924 wrote to memory of 4020 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 96 PID 3924 wrote to memory of 4020 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 96 PID 3924 wrote to memory of 4020 3924 d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe 96 PID 4020 wrote to memory of 1592 4020 csrss.exe 97 PID 4020 wrote to memory of 1592 4020 csrss.exe 97 PID 4020 wrote to memory of 1592 4020 csrss.exe 97 PID 4020 wrote to memory of 4016 4020 csrss.exe 102 PID 4020 wrote to memory of 4016 4020 csrss.exe 102 PID 4020 wrote to memory of 4016 4020 csrss.exe 102 PID 4020 wrote to memory of 4820 4020 csrss.exe 105 PID 4020 wrote to memory of 4820 4020 csrss.exe 105 PID 4020 wrote to memory of 4820 4020 csrss.exe 105 PID 4020 wrote to memory of 3268 4020 csrss.exe 107 PID 4020 wrote to memory of 3268 4020 csrss.exe 107 PID 4960 wrote to memory of 2008 4960 windefender.exe 113 PID 4960 wrote to memory of 2008 4960 windefender.exe 113 PID 4960 wrote to memory of 2008 4960 windefender.exe 113 PID 2008 wrote to memory of 1252 2008 cmd.exe 114 PID 2008 wrote to memory of 1252 2008 cmd.exe 114 PID 2008 wrote to memory of 1252 2008 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
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C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3928 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2744
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C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.exe"C:\Users\Admin\AppData\Local\Temp\d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1.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:3924 -
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:4308
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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:1408 -
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:1512
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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:728
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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:2372
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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:4020 -
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:1592
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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:2308
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1588
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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:4016
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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:4820
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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:3268
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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:2056
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4960 -
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:2008 -
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:1252
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3832
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
MD5b188720abe542ca916a7a1d0e902d855
SHA1ba37518d3c3d7fdab5252449a6491a8f7da27ce5
SHA2568e5ced83a5a4db102b2dc812f7bc3fb784b96b86b1fd252a0d51c2b2343602ea
SHA5122e82b676d31623ec58c0e3bc202369fc1bbf2f503b25706e3cfd5f17e45d9293cbaf8c5b9b784802714a973735894b0430bf1a61334861f58f6c393c9b5878e4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD523a7962157f92e4c1ccef2558b85b6d7
SHA132bb580fa06251f23022a72ad809a962a817affe
SHA256c37c98f14b6f39f2c08770de5889cfd88ea166c85dd438603928fd3f7693440c
SHA512e6a367a40d754760c76d859680943ff55846284652f9e5fd5a0c75271cd08d631d83db179f1a8dbc2894bd8a45c0475adc8f53bb75b806f8251bcc1c7afd6911
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bcf1b03765672cbfdbd49fcb8988b897
SHA15615835f220e77594579abdb2cdc953718708070
SHA2563647733953e364c3c5b3871a5525f647f7b295a7e82651c1e2795d418876b744
SHA512166d05bcbbd0beea55908be1c695c9848414d698d79df510b1bc40cb6a15d2965fa8a24db9ab554072a5e3a68085ff3719db6245d8b1ebf40e546061f52100c3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b2a9fcee197045f5ee8ed22089d55f7c
SHA160917b48be337610cf64b30296821d4516a98a51
SHA256b2c6b117d1925050c3f5c8431bb014a241f5590117f4191de70a0f3b4ae5079c
SHA512ba617160663908f1788114987e9612a97dae915e94b39b1175cdc204e48aecd2114912eea99f1e4248d1f3d7921d006ba8460e8e00fb52a78bf80f085db01ca3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52b43a4e0b6c4f5dbb555be52fde55f85
SHA1818d8dd98205c3160cdb334b1d301c61a21aca33
SHA256bb3b66eed3089b7113f5d1ca35af4a09d2c09766aad9cd0e9076f56a3a38d1e2
SHA51290e94768ea63ca65c05e5f398146146b60e79e5fe80a777438a78a6feaad732744a632750da853acbae48a6202bf37e26ed8339a6549ef3595f514ac56c52c0f
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Filesize
4.1MB
MD51e623d7c4721c380f4e652eb98b61aba
SHA191b7de52a45b05efa710242b6dd54bb6dac41749
SHA256d14f1a65c6fc7738d53f03cbcf5c2c07091a7f8d31b1f3cda48059c3d09e07e1
SHA5121afdb315921a29ba85597df7b4d732d8d5df0edc8cf36b5fe7a9984695a94eada9a2b263ea8d57d5ccb7dbf1c757391d7fc6c829fd32d2513c09e9c604c9c9d4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec