Analysis
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max time kernel
149s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/05/2024, 19:27
Static task
static1
Behavioral task
behavioral1
Sample
dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe
Resource
win10v2004-20240508-en
General
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Target
dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe
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Size
4.1MB
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MD5
1e10e303d8fa2fffe18a9a771aced539
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SHA1
20339790f812489b837adae6a3481d729543a11b
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SHA256
dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159
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SHA512
dd6a74c13e735fe43093cfb1a291f9b5057cf1619531c46b257370077434cd08e5e15dd4f0c1a2198851d0aa6d0dd2552dcc38c6a2bb075a8f17b829bb13cbd2
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SSDEEP
98304:lwBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpw:lwqoWyv4yANjKQa7oG
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2356-2-0x0000000005070000-0x000000000595B000-memory.dmp family_glupteba behavioral2/memory/2356-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2356-49-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2356-71-0x0000000005070000-0x000000000595B000-memory.dmp family_glupteba behavioral2/memory/4792-97-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2356-123-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4792-126-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-148-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-202-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-214-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-218-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-222-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-226-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-230-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-234-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-238-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-242-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-246-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral2/memory/2772-250-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2928 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2772 csrss.exe 2996 injector.exe 2000 windefender.exe 392 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa1f-205.dat upx behavioral2/memory/2000-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/392-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2000-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/392-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/392-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\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 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe File created C:\Windows\rss\csrss.exe dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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 648 sc.exe -
pid Process 4240 powershell.exe 2240 powershell.exe 3916 powershell.exe 2288 powershell.exe 2232 powershell.exe 4780 powershell.exe 3560 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 3884 schtasks.exe 5092 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific 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\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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,-2412 = "Marquesas 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" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight 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,-262 = "GMT Standard Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4780 powershell.exe 4780 powershell.exe 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 3560 powershell.exe 3560 powershell.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 4240 powershell.exe 4240 powershell.exe 2240 powershell.exe 2240 powershell.exe 3916 powershell.exe 3916 powershell.exe 2288 powershell.exe 2288 powershell.exe 2232 powershell.exe 2232 powershell.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2772 csrss.exe 2772 csrss.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2772 csrss.exe 2772 csrss.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2772 csrss.exe 2772 csrss.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe 2996 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4780 powershell.exe Token: SeDebugPrivilege 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Token: SeImpersonatePrivilege 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe Token: SeDebugPrivilege 3560 powershell.exe Token: SeDebugPrivilege 4240 powershell.exe Token: SeDebugPrivilege 2240 powershell.exe Token: SeDebugPrivilege 3916 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe Token: SeDebugPrivilege 2232 powershell.exe Token: SeSystemEnvironmentPrivilege 2772 csrss.exe Token: SeSecurityPrivilege 648 sc.exe Token: SeSecurityPrivilege 648 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2356 wrote to memory of 4780 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 78 PID 2356 wrote to memory of 4780 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 78 PID 2356 wrote to memory of 4780 2356 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 78 PID 4792 wrote to memory of 3560 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 83 PID 4792 wrote to memory of 3560 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 83 PID 4792 wrote to memory of 3560 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 83 PID 4792 wrote to memory of 4568 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 85 PID 4792 wrote to memory of 4568 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 85 PID 4568 wrote to memory of 2928 4568 cmd.exe 87 PID 4568 wrote to memory of 2928 4568 cmd.exe 87 PID 4792 wrote to memory of 4240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 88 PID 4792 wrote to memory of 4240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 88 PID 4792 wrote to memory of 4240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 88 PID 4792 wrote to memory of 2240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 90 PID 4792 wrote to memory of 2240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 90 PID 4792 wrote to memory of 2240 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 90 PID 4792 wrote to memory of 2772 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 92 PID 4792 wrote to memory of 2772 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 92 PID 4792 wrote to memory of 2772 4792 dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe 92 PID 2772 wrote to memory of 3916 2772 csrss.exe 93 PID 2772 wrote to memory of 3916 2772 csrss.exe 93 PID 2772 wrote to memory of 3916 2772 csrss.exe 93 PID 2772 wrote to memory of 2288 2772 csrss.exe 99 PID 2772 wrote to memory of 2288 2772 csrss.exe 99 PID 2772 wrote to memory of 2288 2772 csrss.exe 99 PID 2772 wrote to memory of 2232 2772 csrss.exe 101 PID 2772 wrote to memory of 2232 2772 csrss.exe 101 PID 2772 wrote to memory of 2232 2772 csrss.exe 101 PID 2772 wrote to memory of 2996 2772 csrss.exe 103 PID 2772 wrote to memory of 2996 2772 csrss.exe 103 PID 2000 wrote to memory of 2624 2000 windefender.exe 109 PID 2000 wrote to memory of 2624 2000 windefender.exe 109 PID 2000 wrote to memory of 2624 2000 windefender.exe 109 PID 2624 wrote to memory of 648 2624 cmd.exe 110 PID 2624 wrote to memory of 648 2624 cmd.exe 110 PID 2624 wrote to memory of 648 2624 cmd.exe 110 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe"C:\Users\Admin\AppData\Local\Temp\dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4780
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C:\Users\Admin\AppData\Local\Temp\dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.exe"C:\Users\Admin\AppData\Local\Temp\dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159.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:4792 -
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:3560
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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:4568 -
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:2928
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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:4240
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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:2240
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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:2772 -
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:3916
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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:3884
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:8
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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:2288
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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:2232
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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:2996
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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:5092
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2000 -
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:2624 -
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:648
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:392
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
MD5695cb7d51eab4f93a908428eb71604e5
SHA1df5c808da50792177c9f78dc5f4e4127181a7bbb
SHA2566eb97669ac85014fb95dba1673dd65089c948f641f1cc7bb9c15f7ddebcd4b2d
SHA512e676bd862fd2dd3fa3b15159e808ae83a83a43b28ff6d77051e42bba53b7d09d89942893105196169dfd239be9ba0e61105380c492847e19a8736298bd8acedc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58afa6747cd5c9663b1e83b212c7eccb7
SHA1cdb76b2ee9abde54f400d1e286e03e619f309ea9
SHA25604c61c92b95b61d689eca777e1476a9a2910ab0d065ae03e997249771e117914
SHA5129172316ebfb56d478eb374e5d13e21023006ad7ba97c0d7706eb539db08eb89127a882a5fc385d100dd31151bb73466b3ae1bc40c427b021ada9c75e17fbdb86
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD552bd52510dc675916f18b3fbce31c158
SHA1f86976fa6cdcb2c37e53df9c4fe2bd32943b4d68
SHA2568e3002641b0f31edac309e4458003974347dd3f6cae07dba6604ed9aac5f5570
SHA5123b8c26ca60e81193dbdf28f00b2fcd30bc1b46cbf0415b0c478e79fbc14d15cac12a8a826889b6cb4b32fe409ff7370c388a9bb03b4cd6319407724f80362173
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ad8f82c6a1765b2f7541abd57cddeff6
SHA11fe91da177d84b30146e90442ef36b830adc60df
SHA2568f4d3df2b80910b7266a6f03c8e07fa3b6762231405b2f3b889711ee2829d0ed
SHA512c24b6c2b8a2fd6cfe8a4f1b8ce9ac6f84f15cac1668b73d54d7be71508f18e65dfdfa112d130bd1dacd2faa501e64c3f8784849798482c6bfae3cf0fbc76a321
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f762ff0e69ccbb0b01eed557ea06a435
SHA1f822d256cb4f1004e095ac81097871a0e173037e
SHA2566d6ba4abb70cb16cb2806d2a4d8debc9a1276439da0c0373c171dcbd004add02
SHA512afe96bde5c7104cfff8581d4c0ec241c66b72475d8cc56030dc3f99e8564e7fd5505a39a76e126bba5179f6640fb5566ff566064c774b81ca7844c1bb68969cd
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Filesize
4.1MB
MD51e10e303d8fa2fffe18a9a771aced539
SHA120339790f812489b837adae6a3481d729543a11b
SHA256dab6d099876b7025dba8aaf1098f47e2cadedb47f5136167c9026cf06defa159
SHA512dd6a74c13e735fe43093cfb1a291f9b5057cf1619531c46b257370077434cd08e5e15dd4f0c1a2198851d0aa6d0dd2552dcc38c6a2bb075a8f17b829bb13cbd2
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec