Analysis
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max time kernel
150s -
max time network
128s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
20-05-2024 04:07
Static task
static1
Behavioral task
behavioral1
Sample
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe
Resource
win10v2004-20240508-en
General
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Target
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe
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Size
4.1MB
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MD5
07586fc2d83b26770384c77173440d94
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SHA1
9065d2f54b51fb90630d81384693db88ace3caca
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SHA256
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe
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SHA512
288c1ae0ff1d6b5efdef3b7e7aa10f17ed98741a06e9c87bd5b9655ca2b7a3a94ab058a397c51dbd96fc337e387de0a2cf9ff45880162cc951dfb659c72b5296
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SSDEEP
98304:+QAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9nv:+QAQcDPYxuCJe7X5ghfv
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral2/memory/4408-2-0x0000000004AA0000-0x000000000538B000-memory.dmp family_glupteba behavioral2/memory/4408-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4408-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4408-54-0x0000000004AA0000-0x000000000538B000-memory.dmp family_glupteba behavioral2/memory/4408-51-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1592-127-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-205-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-216-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-218-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-221-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-225-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-228-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-230-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-233-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-237-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-240-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-243-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-245-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2716-248-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 4596 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 2716 csrss.exe 1440 injector.exe 1676 windefender.exe 4280 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral2/memory/1676-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1676-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4280-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
csrss.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process 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 File created 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.
Processes:
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe -
Drops file in Windows directory 4 IoCs
Processes:
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.execsrss.exedescription ioc process File opened for modification C:\Windows\rss e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe File created C:\Windows\rss\csrss.exe e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.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.
Processes:
sc.exepid process 3156 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid process 5068 powershell.exe 4880 powershell.exe 3380 powershell.exe 396 powershell.exe 2668 powershell.exe 4976 powershell.exe 4256 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4680 schtasks.exe 3796 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
powershell.exepowershell.exewindefender.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.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\@tzres.dll,-91 = "Pacific SA 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\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.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,-721 = "Central Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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,-401 = "Arabic Daylight Time" windefender.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,-461 = "Afghanistan Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.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" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 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,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich 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,-1862 = "Russia TZ 6 Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exepowershell.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 5068 powershell.exe 5068 powershell.exe 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 4880 powershell.exe 4880 powershell.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe 3380 powershell.exe 3380 powershell.exe 396 powershell.exe 396 powershell.exe 2668 powershell.exe 2668 powershell.exe 4976 powershell.exe 4976 powershell.exe 4256 powershell.exe 4256 powershell.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 2716 csrss.exe 2716 csrss.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 2716 csrss.exe 2716 csrss.exe 1440 injector.exe 1440 injector.exe 2716 csrss.exe 2716 csrss.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe 1440 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 5068 powershell.exe Token: SeDebugPrivilege 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Token: SeImpersonatePrivilege 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe Token: SeDebugPrivilege 4880 powershell.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeDebugPrivilege 396 powershell.exe Token: SeDebugPrivilege 2668 powershell.exe Token: SeDebugPrivilege 4976 powershell.exe Token: SeDebugPrivilege 4256 powershell.exe Token: SeSystemEnvironmentPrivilege 2716 csrss.exe Token: SeSecurityPrivilege 3156 sc.exe Token: SeSecurityPrivilege 3156 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exee0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 4408 wrote to memory of 5068 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 4408 wrote to memory of 5068 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 4408 wrote to memory of 5068 4408 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 4880 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 4880 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 4880 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 3488 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe cmd.exe PID 1592 wrote to memory of 3488 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe cmd.exe PID 3488 wrote to memory of 4596 3488 cmd.exe netsh.exe PID 3488 wrote to memory of 4596 3488 cmd.exe netsh.exe PID 1592 wrote to memory of 3380 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 3380 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 3380 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 396 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 396 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 396 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe powershell.exe PID 1592 wrote to memory of 2716 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe csrss.exe PID 1592 wrote to memory of 2716 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe csrss.exe PID 1592 wrote to memory of 2716 1592 e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe csrss.exe PID 2716 wrote to memory of 2668 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 2668 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 2668 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4976 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4976 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4976 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4256 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4256 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 4256 2716 csrss.exe powershell.exe PID 2716 wrote to memory of 1440 2716 csrss.exe injector.exe PID 2716 wrote to memory of 1440 2716 csrss.exe injector.exe PID 1676 wrote to memory of 2932 1676 windefender.exe cmd.exe PID 1676 wrote to memory of 2932 1676 windefender.exe cmd.exe PID 1676 wrote to memory of 2932 1676 windefender.exe cmd.exe PID 2932 wrote to memory of 3156 2932 cmd.exe sc.exe PID 2932 wrote to memory of 3156 2932 cmd.exe sc.exe PID 2932 wrote to memory of 3156 2932 cmd.exe sc.exe -
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\e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe"C:\Users\Admin\AppData\Local\Temp\e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5068 -
C:\Users\Admin\AppData\Local\Temp\e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.exe"C:\Users\Admin\AppData\Local\Temp\e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe.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:1592 -
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:4880 -
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:3488 -
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:4596 -
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:3380 -
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:396 -
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:2716 -
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:2668 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4680 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1056
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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:4976 -
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:4256 -
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:1440 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3796 -
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1676 -
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:2932 -
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:3156
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4280
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d191f0bea22b805e560174ad2be53063
SHA1088246ee5905e10fb9e73beba23f4c9e6e558454
SHA2562c543c55bb32492d0999aa79d3f3bcef2cc3fae43298dcb466b18d7aebc680e4
SHA512fece441fb6441731ae3d910df5da6923cff278fb1d05bd174f4d2463427fd59c58898c0ecd69eb8261ff05d23564541510a377c1b74a383a8b9048e9d0f2b4f5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fbdb9f5c1d1dc9d816f6b21d1c110359
SHA1715a155f67e049c77a213c141cd5170337895d4f
SHA256bac2ca7121768add5a83c7148e3d7d835a7be1d3f849fc65336d9f828a40d664
SHA51236675cf14369a86f743e0dd9e6b74ae4ee8a935fd2a40f80e5bd1b95fc46b61c28b42b2a1d98e94b52f7550da632158d84b6ea7eae7cb16cb6067236bbadf3a9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5abdeff67811eeba3fef1788fbdd082a3
SHA1eb8e9a320504c5fd5a916b93fe8c50487ffca111
SHA256e3e58042d06c0a3f58973a3af9aa6e6f101dcbcf0eae96dd0e59dab8769799ae
SHA51264bd5775f3db1bd46ecf4e884f403bda882148104f6a3ffb696c19e4bc6d210d254482e49f993fea7fc85374197d8eceff1951b9fa01c30a9313ab8fc94ecab8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a2f0a08b2d46fef330d57342b232a741
SHA1257e54045efbd73ecfcc24366493743e8b632dcc
SHA25622035db174e3147e8319f4f14b2f44f46ec9076c3c8564ec982da305bf9d2d4a
SHA5128447f243f2cc449caac3aaca2c39094626438a5b628a72edd65ec52cff5213774cdc3bf6f88f6b581513e33dd1f0603f6a9719fc77c207217c4e6f27b744c15d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f8655c8d6de68f298a44e82ea458df2d
SHA14b648eea9533fb7b239bc9e91cdffadc351d4e21
SHA256163be0189e459c100993c37e5b142b671c0cc56ad4065e532bdc22c9f1c958a1
SHA512ab44ca77949dbf975ecd1156b87c7fe90ca5e1fc59b9c7b0a4f0f36f09fc1688fbd529f02b8982a43f01cb3c6f2c4823ee509903035d0403377fbe35e078dab8
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Filesize
4.1MB
MD507586fc2d83b26770384c77173440d94
SHA19065d2f54b51fb90630d81384693db88ace3caca
SHA256e0e4f169d34b632273bffe470871abe610da948be35b3bb0464988408186c7fe
SHA512288c1ae0ff1d6b5efdef3b7e7aa10f17ed98741a06e9c87bd5b9655ca2b7a3a94ab058a397c51dbd96fc337e387de0a2cf9ff45880162cc951dfb659c72b5296
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec