Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
149s -
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, 08:56
Static task
static1
Behavioral task
behavioral1
Sample
dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe
Resource
win10v2004-20240508-en
General
-
Target
dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe
-
Size
4.1MB
-
MD5
efef2069a195abad13afc0107f7912ff
-
SHA1
119f6b15be4a28820a3fc1403c31d85eed3b78cd
-
SHA256
dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb
-
SHA512
c981174f9fbc2a51ac878c23779b84a5739d17ef43f0e2dc10309dadc60691883c706c1049a740498a40696a0b997b105a60302608b8cbcb30614dfa6377c413
-
SSDEEP
98304:ovCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P15:ovC3DFSWO/BjYGk1PnXHoWWZ1za6N5
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2244-2-0x0000000004570000-0x0000000004E5B000-memory.dmp family_glupteba behavioral2/memory/2244-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2244-50-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/2244-53-0x0000000004570000-0x0000000004E5B000-memory.dmp family_glupteba behavioral2/memory/2244-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1140-124-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-203-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-213-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-214-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-217-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-219-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-221-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-222-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-225-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-227-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-229-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-230-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-233-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral2/memory/3164-235-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2344 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3164 csrss.exe 1948 injector.exe 2132 windefender.exe 3420 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9ea-206.dat upx behavioral2/memory/2132-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3420-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2132-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3420-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3420-218-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe File created C:\Windows\rss\csrss.exe dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe File created 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 400 sc.exe -
pid Process 3924 powershell.exe 2756 powershell.exe 2384 powershell.exe 2996 powershell.exe 3928 powershell.exe 4764 powershell.exe 3528 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 3720 schtasks.exe 464 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,-192 = "Mountain Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.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,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\@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,-462 = "Afghanistan Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.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\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan 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,-691 = "Tasmania Daylight Time" dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\@tzres.dll,-1472 = "Magadan 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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3928 powershell.exe 3928 powershell.exe 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 4764 powershell.exe 4764 powershell.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 3528 powershell.exe 3528 powershell.exe 3924 powershell.exe 3924 powershell.exe 2756 powershell.exe 2756 powershell.exe 2384 powershell.exe 2384 powershell.exe 2996 powershell.exe 2996 powershell.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 3164 csrss.exe 3164 csrss.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 3164 csrss.exe 3164 csrss.exe 1948 injector.exe 1948 injector.exe 3164 csrss.exe 3164 csrss.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe 1948 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3928 powershell.exe Token: SeDebugPrivilege 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Token: SeImpersonatePrivilege 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe Token: SeDebugPrivilege 4764 powershell.exe Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 3924 powershell.exe Token: SeDebugPrivilege 2756 powershell.exe Token: SeDebugPrivilege 2384 powershell.exe Token: SeDebugPrivilege 2996 powershell.exe Token: SeSystemEnvironmentPrivilege 3164 csrss.exe Token: SeSecurityPrivilege 400 sc.exe Token: SeSecurityPrivilege 400 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2244 wrote to memory of 3928 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 79 PID 2244 wrote to memory of 3928 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 79 PID 2244 wrote to memory of 3928 2244 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 79 PID 1140 wrote to memory of 4764 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 84 PID 1140 wrote to memory of 4764 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 84 PID 1140 wrote to memory of 4764 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 84 PID 1140 wrote to memory of 2308 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 86 PID 1140 wrote to memory of 2308 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 86 PID 2308 wrote to memory of 2344 2308 cmd.exe 88 PID 2308 wrote to memory of 2344 2308 cmd.exe 88 PID 1140 wrote to memory of 3528 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 89 PID 1140 wrote to memory of 3528 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 89 PID 1140 wrote to memory of 3528 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 89 PID 1140 wrote to memory of 3924 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 91 PID 1140 wrote to memory of 3924 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 91 PID 1140 wrote to memory of 3924 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 91 PID 1140 wrote to memory of 3164 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 93 PID 1140 wrote to memory of 3164 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 93 PID 1140 wrote to memory of 3164 1140 dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe 93 PID 3164 wrote to memory of 2756 3164 csrss.exe 94 PID 3164 wrote to memory of 2756 3164 csrss.exe 94 PID 3164 wrote to memory of 2756 3164 csrss.exe 94 PID 3164 wrote to memory of 2384 3164 csrss.exe 100 PID 3164 wrote to memory of 2384 3164 csrss.exe 100 PID 3164 wrote to memory of 2384 3164 csrss.exe 100 PID 3164 wrote to memory of 2996 3164 csrss.exe 102 PID 3164 wrote to memory of 2996 3164 csrss.exe 102 PID 3164 wrote to memory of 2996 3164 csrss.exe 102 PID 3164 wrote to memory of 1948 3164 csrss.exe 104 PID 3164 wrote to memory of 1948 3164 csrss.exe 104 PID 2132 wrote to memory of 5104 2132 windefender.exe 110 PID 2132 wrote to memory of 5104 2132 windefender.exe 110 PID 2132 wrote to memory of 5104 2132 windefender.exe 110 PID 5104 wrote to memory of 400 5104 cmd.exe 111 PID 5104 wrote to memory of 400 5104 cmd.exe 111 PID 5104 wrote to memory of 400 5104 cmd.exe 111 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe"C:\Users\Admin\AppData\Local\Temp\dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928
-
-
C:\Users\Admin\AppData\Local\Temp\dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.exe"C:\Users\Admin\AppData\Local\Temp\dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb.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:1140 -
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:4764
-
-
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:2308 -
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:2344
-
-
-
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:3528
-
-
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:3924
-
-
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:3164 -
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:2756
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:464
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1584
-
-
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:2384
-
-
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:2996
-
-
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:1948
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3720
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2132 -
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:5104 -
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:400
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3420
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5999bddcea405091c62b75a86f4450d50
SHA18974c4d2892fc18a195a6ce01d061f18f1de8e98
SHA2567e9445976577cb7d1f0f398ab6ee01d9c36e52b1aa3c1e5871e8c83a1aef9b75
SHA5123e622e7367be8872d5df55f52aa96b07355056dfde48529560d88c419a3bcbc9fc406fd1ffd4cb7890b9c6d3445068f0ebde9dbb5438710968de966ff22ffa90
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5991918a814e80ddfbb73176e833986fd
SHA1a0adf3ef4dea83c200c4d8449a102429f92c2b46
SHA256e7d09050cfe788001ab4a7d14bbb09e99d1c4bf428b6fcaba855cfa3ef61ab89
SHA512ff3959af51164a6f3832728a388dcaa3bb60ba1b226d46afff49f3ddfe21f7cce97233d62f339bc19791f59ed7a66ff2aeef7959d07d5800fdb3f18f31433bde
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5872b4b4cdd21c69196d4737f52723e82
SHA1cf45f91efeb639499bff5359b2e71924c3b447ff
SHA256ed389ec78a7d855328cb809b2091977b4090ddd32fc91f326edaeb2228be2e7e
SHA512a25b3f7e6b040537f538461d900f5c89c404c3304dfbb3371fe4328379bb6f8193c0eb84d74df0619816bce000d49ee18acbaeefb8523b343cbca8c961623a1e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5afe4f0f7cefad491dc705e70100f7216
SHA11ee8517f833011aefa606fcb4481e10e02c80218
SHA2562a0b14cd421767192bf15e9d18bb55b0127e22050c71a89dd1fd9719a5899f79
SHA512401000f0f9d551115bae93a7aac2c7dee185342c84a2ee6b9c55131b06d5d9b83189db23e1bfd4e42b6043ad27a7e1b6a0f8101e04e4aa7d1a394c1550b412ab
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD533ca5c039f95d684b5c7dbe71936d71f
SHA140bbbb63b7f2f468828a1879901187a6fd8be6e8
SHA25615b574dc56ce999835841b00322cde786a365ac7c17d362b9008f897959ad574
SHA512729cf8f20a81d3d59501b72601fe416c00b7213500e357d8833f51f8b393d6f80c22ff77012ea71ea800a8a8785647f38c47e690b26c2436c2db44a3d9ecf34a
-
Filesize
4.1MB
MD5efef2069a195abad13afc0107f7912ff
SHA1119f6b15be4a28820a3fc1403c31d85eed3b78cd
SHA256dfa1104c9deca09f277092598517fdae1b6868ba2eb806a500e13752a2ca90bb
SHA512c981174f9fbc2a51ac878c23779b84a5739d17ef43f0e2dc10309dadc60691883c706c1049a740498a40696a0b997b105a60302608b8cbcb30614dfa6377c413
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec