Analysis
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max time kernel
150s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 17:07
Static task
static1
Behavioral task
behavioral1
Sample
0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe
Resource
win7-20240419-en
General
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Target
0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe
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Size
4.1MB
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MD5
edbef3e3ceb75b52eafa273ee79537d5
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SHA1
12ad1b0ba28d1e0454a97a3c5285b6dfd6f13758
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SHA256
0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766
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SHA512
2f317ba6097cce179863f15d86f4dd638c88f559b01f8ece85dd9630ae4e3a1abeda04ca6c64371833ccbcf0a258063c173bf2c1a7201dfe46cf9370b62a9d25
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SSDEEP
98304:MxfL9oyIkrku4AJMBJNRxIbk0RddEjk9Pc8cg301s2mGvf:6RrVrv4XbNRWhj2o9k8f3CspGvf
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3112-2-0x0000000004C80000-0x000000000556B000-memory.dmp family_glupteba behavioral2/memory/3112-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3112-56-0x0000000004C80000-0x000000000556B000-memory.dmp family_glupteba behavioral2/memory/3112-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3112-53-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2604-134-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-201-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1148-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4724 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1148 csrss.exe 1360 injector.exe 3108 windefender.exe 2340 windefender.exe -
resource yara_rule behavioral2/files/0x000900000002347f-222.dat upx behavioral2/memory/3108-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2340-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3108-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2340-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2340-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe File created C:\Windows\rss\csrss.exe 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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 2196 sc.exe -
pid Process 3144 powershell.exe 444 powershell.exe 1928 powershell.exe 2116 powershell.exe 1492 powershell.exe 2592 powershell.exe 1460 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 2216 schtasks.exe 3152 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\@tzres.dll,-382 = "South Africa Standard 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" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard 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" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 444 powershell.exe 444 powershell.exe 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 1928 powershell.exe 1928 powershell.exe 1928 powershell.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 2116 powershell.exe 2116 powershell.exe 1492 powershell.exe 1492 powershell.exe 2592 powershell.exe 2592 powershell.exe 1460 powershell.exe 1460 powershell.exe 3144 powershell.exe 3144 powershell.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1148 csrss.exe 1148 csrss.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1148 csrss.exe 1148 csrss.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1148 csrss.exe 1148 csrss.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe 1360 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 444 powershell.exe Token: SeDebugPrivilege 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Token: SeImpersonatePrivilege 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe Token: SeDebugPrivilege 1928 powershell.exe Token: SeDebugPrivilege 2116 powershell.exe Token: SeDebugPrivilege 1492 powershell.exe Token: SeDebugPrivilege 2592 powershell.exe Token: SeDebugPrivilege 1460 powershell.exe Token: SeDebugPrivilege 3144 powershell.exe Token: SeSystemEnvironmentPrivilege 1148 csrss.exe Token: SeSecurityPrivilege 2196 sc.exe Token: SeSecurityPrivilege 2196 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3112 wrote to memory of 444 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 85 PID 3112 wrote to memory of 444 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 85 PID 3112 wrote to memory of 444 3112 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 85 PID 2604 wrote to memory of 1928 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 97 PID 2604 wrote to memory of 1928 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 97 PID 2604 wrote to memory of 1928 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 97 PID 2604 wrote to memory of 3924 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 99 PID 2604 wrote to memory of 3924 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 99 PID 3924 wrote to memory of 4724 3924 cmd.exe 101 PID 3924 wrote to memory of 4724 3924 cmd.exe 101 PID 2604 wrote to memory of 2116 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 102 PID 2604 wrote to memory of 2116 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 102 PID 2604 wrote to memory of 2116 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 102 PID 2604 wrote to memory of 1492 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 104 PID 2604 wrote to memory of 1492 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 104 PID 2604 wrote to memory of 1492 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 104 PID 2604 wrote to memory of 1148 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 106 PID 2604 wrote to memory of 1148 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 106 PID 2604 wrote to memory of 1148 2604 0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe 106 PID 1148 wrote to memory of 2592 1148 csrss.exe 107 PID 1148 wrote to memory of 2592 1148 csrss.exe 107 PID 1148 wrote to memory of 2592 1148 csrss.exe 107 PID 1148 wrote to memory of 1460 1148 csrss.exe 113 PID 1148 wrote to memory of 1460 1148 csrss.exe 113 PID 1148 wrote to memory of 1460 1148 csrss.exe 113 PID 1148 wrote to memory of 3144 1148 csrss.exe 115 PID 1148 wrote to memory of 3144 1148 csrss.exe 115 PID 1148 wrote to memory of 3144 1148 csrss.exe 115 PID 1148 wrote to memory of 1360 1148 csrss.exe 119 PID 1148 wrote to memory of 1360 1148 csrss.exe 119 PID 3108 wrote to memory of 4612 3108 windefender.exe 125 PID 3108 wrote to memory of 4612 3108 windefender.exe 125 PID 3108 wrote to memory of 4612 3108 windefender.exe 125 PID 4612 wrote to memory of 2196 4612 cmd.exe 126 PID 4612 wrote to memory of 2196 4612 cmd.exe 126 PID 4612 wrote to memory of 2196 4612 cmd.exe 126 -
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\0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe"C:\Users\Admin\AppData\Local\Temp\0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:444
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C:\Users\Admin\AppData\Local\Temp\0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.exe"C:\Users\Admin\AppData\Local\Temp\0339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766.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:2604 -
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:1928
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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:3924 -
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:4724
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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:2116
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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:1492
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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:1148 -
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:2592
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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:3152
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4796
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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:1460
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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:3144
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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:1360
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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:2216
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3108 -
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:4612 -
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:2196
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2340
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59de08721d2d092eef34bfbd5c6f0d171
SHA1d80633da2a126792f22c79369d9e9d25d3d53ec6
SHA25630fb4f2dc3bbd4b3248317f60bc11ca30c30e3f9ef27afd906a2119e07a485e9
SHA5127f7ae9544a6fa7622c5d668f24201a5b7e87e5830dd4b97647172d9fb37a5b7a04d39caeafb584fbb54a4def50c6d31d93eb001649492f90403919331a046c2d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5396173ea699108e967fd25e760a9dc16
SHA1dc4af4481841aee3212b1e84755bddc8ef94dcae
SHA256faecdce4b40054449d070f9e908b6c783e2bb5218788ce94c4212ff4b8831b0d
SHA51288ca63104fb15c378c430da3353ea06c10b132074484a194e65710f3673856341703e0953cde8502ea4bb3b5986a6d3e9dae3b6170d53b0d02a40268abec304c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e944546a252d2542ef64fc419fd3b3f9
SHA1eaf5ad783c7afdc8826774dc36688a72a70a04ea
SHA256055de820d96a2e8355e974ff298bac533b615ef6f02044e564ad174798651483
SHA51222a5e67f1d5f0097c8bc8d969be46c5efbac6c2b759c3012aa767d4e915b9a3bae8c2cccdd1b29f5b8fc46ae03f1e2b5a53bf5911abb8482ac33ea400ef633c3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ae97a406cf16dfe8f3101452f11a2bd4
SHA1c7f35e27d1d463c3817032153bee63c658745c18
SHA2569b04b3ed7d89a44eec72524aa262c05f10e60bafdfb21a14f47ec249f22fcf41
SHA5124e4b9fbd1118fabf71f9127ec6e31964223653bb3d8dad71d1857afaf4d152ff5683c5f5f4513d08447dc687be7f9e714b38538c54a7fea55ab29a0adfb1f4b3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d1982209194ca6f7f3eee0fc20a0c656
SHA1f7ee539c6ed50c4e64415728302a6e24e5d7d859
SHA256dd5339a24ae90a29d68ab428c9313cbab8f412a85b31dda9024615c01ab8f345
SHA5120fd4c5284d64e0a493a0b0a41949d5e89af436ed0a9864aec0907c8c34cdf5d48b8159c4b051eaff6909ff29572e8fc1f9e1aed3f735439d9f62e020b3db5288
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Filesize
4.1MB
MD5edbef3e3ceb75b52eafa273ee79537d5
SHA112ad1b0ba28d1e0454a97a3c5285b6dfd6f13758
SHA2560339f38c9fc01972e3aa4eaf034733dee681f2041a70c4d2bc6357d9a9930766
SHA5122f317ba6097cce179863f15d86f4dd638c88f559b01f8ece85dd9630ae4e3a1abeda04ca6c64371833ccbcf0a258063c173bf2c1a7201dfe46cf9370b62a9d25
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec