Analysis
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max time kernel
149s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 19:17
Static task
static1
Behavioral task
behavioral1
Sample
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe
Resource
win10v2004-20240426-en
General
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Target
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe
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Size
4.1MB
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MD5
78cdd064d77fb755b2882d929f7665d3
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SHA1
7e0efdc8244d6657047357efe516218f3ce2fc24
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SHA256
9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a
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SHA512
bd6631fb28c9dcacf424fd890e745aaad7de7f3b099c87db3ba7d48525b1ba892619a2a25bef6e522806386c7137aa306a9e75ef5c54a050e53a262c0d26d34d
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SSDEEP
98304:iZ3eWnmCP3Day+MGMrrH7Rp/OOmeNALbhxcJ3GFuqO9B+e2R0FJc:oufQJ+wrvRp/OL3LVxY3GFuq2BkwJc
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3132-2-0x0000000004CC0000-0x00000000055AB000-memory.dmp family_glupteba behavioral2/memory/3132-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3132-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3132-52-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3132-54-0x0000000004CC0000-0x00000000055AB000-memory.dmp family_glupteba behavioral2/memory/1008-128-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-205-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-215-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-217-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-221-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-223-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-225-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-227-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/980-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3476 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 980 csrss.exe 1532 injector.exe 4928 windefender.exe 3476 windefender.exe -
resource yara_rule behavioral2/memory/4928-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3476-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/files/0x000200000002a9d0-211.dat upx behavioral2/memory/4928-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3476-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3476-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe File created C:\Windows\rss\csrss.exe 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2968 sc.exe -
pid Process 4636 powershell.exe 1536 powershell.exe 2000 powershell.exe 3728 powershell.exe 4720 powershell.exe 2272 powershell.exe 4380 powershell.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1520 3132 WerFault.exe 76 4780 1008 WerFault.exe 85 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2520 schtasks.exe 1536 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,-451 = "Caucasus Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.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,-2841 = "Saratov Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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,-1972 = "Belarus Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard 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" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard 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\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka 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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-1861 = "Russia TZ 6 Daylight 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,-671 = "AUS Eastern Daylight Time" 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe 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\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4636 powershell.exe 4636 powershell.exe 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1536 powershell.exe 1536 powershell.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 2000 powershell.exe 2000 powershell.exe 3728 powershell.exe 3728 powershell.exe 4720 powershell.exe 4720 powershell.exe 2272 powershell.exe 2272 powershell.exe 4380 powershell.exe 4380 powershell.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 980 csrss.exe 980 csrss.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 980 csrss.exe 980 csrss.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 980 csrss.exe 980 csrss.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe 1532 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4636 powershell.exe Token: SeDebugPrivilege 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Token: SeImpersonatePrivilege 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe Token: SeDebugPrivilege 1536 powershell.exe Token: SeDebugPrivilege 2000 powershell.exe Token: SeDebugPrivilege 3728 powershell.exe Token: SeDebugPrivilege 4720 powershell.exe Token: SeDebugPrivilege 2272 powershell.exe Token: SeDebugPrivilege 4380 powershell.exe Token: SeSystemEnvironmentPrivilege 980 csrss.exe Token: SeSecurityPrivilege 2968 sc.exe Token: SeSecurityPrivilege 2968 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3132 wrote to memory of 4636 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 80 PID 3132 wrote to memory of 4636 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 80 PID 3132 wrote to memory of 4636 3132 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 80 PID 1008 wrote to memory of 1536 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 113 PID 1008 wrote to memory of 1536 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 113 PID 1008 wrote to memory of 1536 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 113 PID 1008 wrote to memory of 4564 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 91 PID 1008 wrote to memory of 4564 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 91 PID 4564 wrote to memory of 3476 4564 cmd.exe 119 PID 4564 wrote to memory of 3476 4564 cmd.exe 119 PID 1008 wrote to memory of 2000 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 94 PID 1008 wrote to memory of 2000 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 94 PID 1008 wrote to memory of 2000 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 94 PID 1008 wrote to memory of 3728 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 96 PID 1008 wrote to memory of 3728 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 96 PID 1008 wrote to memory of 3728 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 96 PID 1008 wrote to memory of 980 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 98 PID 1008 wrote to memory of 980 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 98 PID 1008 wrote to memory of 980 1008 9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe 98 PID 980 wrote to memory of 4720 980 csrss.exe 101 PID 980 wrote to memory of 4720 980 csrss.exe 101 PID 980 wrote to memory of 4720 980 csrss.exe 101 PID 980 wrote to memory of 2272 980 csrss.exe 106 PID 980 wrote to memory of 2272 980 csrss.exe 106 PID 980 wrote to memory of 2272 980 csrss.exe 106 PID 980 wrote to memory of 4380 980 csrss.exe 109 PID 980 wrote to memory of 4380 980 csrss.exe 109 PID 980 wrote to memory of 4380 980 csrss.exe 109 PID 980 wrote to memory of 1532 980 csrss.exe 111 PID 980 wrote to memory of 1532 980 csrss.exe 111 PID 4928 wrote to memory of 248 4928 windefender.exe 117 PID 4928 wrote to memory of 248 4928 windefender.exe 117 PID 4928 wrote to memory of 248 4928 windefender.exe 117 PID 248 wrote to memory of 2968 248 cmd.exe 118 PID 248 wrote to memory of 2968 248 cmd.exe 118 PID 248 wrote to memory of 2968 248 cmd.exe 118 -
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\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4636
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C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.exe"C:\Users\Admin\AppData\Local\Temp\9ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a.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:1008 -
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:1536
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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:4564 -
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:3476
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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:2000
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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:3728
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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:980 -
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:4720
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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:2520
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:484
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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:2272
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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:4380
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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:1532
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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:1536
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4928 -
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:248 -
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:2968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 7243⤵
- Program crash
PID:4780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3132 -s 9642⤵
- Program crash
PID:1520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3132 -ip 31321⤵PID:3424
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1008 -ip 10081⤵PID:2360
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3476
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e83935e47952048197c1cef176b2a243
SHA12766391258a93e2a923b2551e1304668695d7df5
SHA256d030df258191e91dc4ba893fe893259c89f411bc7cc8acbbfc4b1cd21192229f
SHA5120ced7ad240516f9df85490a62651cf8a789d42e1563e81edff75c95f94eff4089442161d46fca20f2587911b1ac9baeddf71ecfeae8b006def7618720f81a34e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD536e56035a2e856512920b4dcc8db7ed4
SHA1d901224c0a72030d678223e57f1c7e066f850425
SHA2565b0c227ca2980ed062fc34037ed247c30d0d2713ac75746d132e989987bde049
SHA512d2612a90c410096fc369101afcb76b83852b17ead37a865e035f18c9380322447420b15b5cbc9b42e1434faf4dc8688d234aa6b95587092dd217021aa0ee643c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56d4321ed247723f30616f5931ff9a4c9
SHA174f4807e9d6cb829474588cb27bceb0bc50c3b48
SHA25665d0e78c13e0cd2045a84beec1a3b385306435639ab1462311658248204e8d5d
SHA512ae02cc236d81ec8b6a1f04963ee1acdeabcc346cf4c895326cc7ffadbe6b7b63409507599d260fefd7cf64ee0845fb0b2a4b1682688bdba45ebdcab87ce85641
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d2745290a37efa6108ea74cd81f6290
SHA13d487ea11664b2daf96ff47855f86121dbc5a125
SHA256bf458fbddf87e7a1bc0f258b536b7be21d060c7f30d241998027dabd165af0a9
SHA512d576591e11dfcd4b8d7630a8efccf48719119bfb4e673cfdcb2bf10c41aafbd6d0cab9b739e0c4ebce23310843d489ca8f57c54cfbc899662d2ec240f1ad2b81
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f452e78b360f55d676bbaef5cc6cfff
SHA1521a9d5f45069d37b8149e5e9054aaa773e681e5
SHA256038c5dbe866ac91d1e24b9a71b00e19c31e1a11c62dd63831cb86b2dc751d65a
SHA512d6d4b0d52c12965609a09709ba138818c682548385cb5599d7e8ba40335828fc92d593ba410f470c6e900dbe70999eb00940576afd56254d4e873f111e0a116a
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Filesize
4.1MB
MD578cdd064d77fb755b2882d929f7665d3
SHA17e0efdc8244d6657047357efe516218f3ce2fc24
SHA2569ead5e34206cefef0a4ae041944aaaa1abf8dba67791d9c2fa1c2399a146770a
SHA512bd6631fb28c9dcacf424fd890e745aaad7de7f3b099c87db3ba7d48525b1ba892619a2a25bef6e522806386c7137aa306a9e75ef5c54a050e53a262c0d26d34d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec