Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
27-04-2024 22:27
Static task
static1
Behavioral task
behavioral1
Sample
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe
Resource
win10v2004-20240426-en
General
-
Target
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe
-
Size
4.2MB
-
MD5
fab944880dd7472302597aed29a4b9ce
-
SHA1
a2d897b4a903392fef176ac205dcc48330d2994c
-
SHA256
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a
-
SHA512
5b2e470680e1ec67b5a38a07bae5bae7f8112b06cec5fc42249efa235ea64f9058f7596d046e042196749525def97018bd1b82a84ce6c1646ffb6a0e82699dec
-
SSDEEP
98304:famOmyh13YwSD+iffg9rOMOczucEEdNxQlfwo87Elwi0PG1h:fTy8Jy4o9ecZxQhwo8IinPG1h
Malware Config
Signatures
-
Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral2/memory/484-2-0x0000000003FC0000-0x00000000048AB000-memory.dmp family_glupteba behavioral2/memory/484-3-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/484-55-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/484-56-0x0000000003FC0000-0x00000000048AB000-memory.dmp family_glupteba behavioral2/memory/2996-128-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-206-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-216-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-218-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-220-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-222-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-224-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-226-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-228-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-230-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-232-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-234-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-236-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba behavioral2/memory/2832-238-0x0000000000400000-0x0000000001DFB000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2268 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid process 2832 csrss.exe 3312 injector.exe 2864 windefender.exe 1892 windefender.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx behavioral2/memory/2864-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1892-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2864-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1892-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1892-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exe3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exedescription ioc process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe File created C:\Windows\rss\csrss.exe 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 3040 sc.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 1392 schtasks.exe 2892 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.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\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard 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,-372 = "Jerusalem Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-41 = "E. South America Daylight 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,-511 = "Central Asia Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.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,-2411 = "Marquesas Daylight Time" windefender.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,-2432 = "Cuba Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.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,-2162 = "Altai Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.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,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exepowershell.exe3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 2012 powershell.exe 2012 powershell.exe 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 1500 powershell.exe 1500 powershell.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe 4152 powershell.exe 4152 powershell.exe 2332 powershell.exe 2332 powershell.exe 1584 powershell.exe 1584 powershell.exe 4008 powershell.exe 4008 powershell.exe 3884 powershell.exe 3884 powershell.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 2832 csrss.exe 2832 csrss.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 2832 csrss.exe 2832 csrss.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 2832 csrss.exe 2832 csrss.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe 3312 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 2012 powershell.exe Token: SeDebugPrivilege 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Token: SeImpersonatePrivilege 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe Token: SeDebugPrivilege 1500 powershell.exe Token: SeDebugPrivilege 4152 powershell.exe Token: SeDebugPrivilege 2332 powershell.exe Token: SeDebugPrivilege 1584 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe Token: SeDebugPrivilege 3884 powershell.exe Token: SeSystemEnvironmentPrivilege 2832 csrss.exe Token: SeSecurityPrivilege 3040 sc.exe Token: SeSecurityPrivilege 3040 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 484 wrote to memory of 2012 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 484 wrote to memory of 2012 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 484 wrote to memory of 2012 484 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 1500 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 1500 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 1500 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 392 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe cmd.exe PID 2996 wrote to memory of 392 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe cmd.exe PID 392 wrote to memory of 2268 392 cmd.exe netsh.exe PID 392 wrote to memory of 2268 392 cmd.exe netsh.exe PID 2996 wrote to memory of 4152 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 4152 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 4152 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 2332 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 2332 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 2332 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe powershell.exe PID 2996 wrote to memory of 2832 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe csrss.exe PID 2996 wrote to memory of 2832 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe csrss.exe PID 2996 wrote to memory of 2832 2996 3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe csrss.exe PID 2832 wrote to memory of 1584 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 1584 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 1584 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 4008 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 4008 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 4008 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 3884 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 3884 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 3884 2832 csrss.exe powershell.exe PID 2832 wrote to memory of 3312 2832 csrss.exe injector.exe PID 2832 wrote to memory of 3312 2832 csrss.exe injector.exe PID 2864 wrote to memory of 1052 2864 windefender.exe cmd.exe PID 2864 wrote to memory of 1052 2864 windefender.exe cmd.exe PID 2864 wrote to memory of 1052 2864 windefender.exe cmd.exe PID 1052 wrote to memory of 3040 1052 cmd.exe sc.exe PID 1052 wrote to memory of 3040 1052 cmd.exe sc.exe PID 1052 wrote to memory of 3040 1052 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
-
C:\Users\Admin\AppData\Local\Temp\3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe"C:\Users\Admin\AppData\Local\Temp\3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2012
-
-
C:\Users\Admin\AppData\Local\Temp\3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.exe"C:\Users\Admin\AppData\Local\Temp\3abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a.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:2996 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500
-
-
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:392 -
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:2268
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4152
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2332
-
-
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:2832 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1584
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1392
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1108
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4008
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3884
-
-
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:3312
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2892
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2864 -
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:1052 -
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:3040
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1892
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b1653367118a632150ff766cb389cacb
SHA12ba5ddfaf37b476b7e0003d94a4316731a379604
SHA256d4914a9c3c3601472d2c4cc734f064724e3fb6fed90fe5bc56e072049cbaa91b
SHA512fa124f4004ffaee9af2ecbfd7d15efac133f72f738cc16e1edb7ea69e75ff6930188e6f280be7008003f9331bdd267cf47f2dc747f4c84267c1831f663cc1340
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52f278ed800a3c85e8ef151dc29ef049d
SHA1fe3cbcbe362029b23b773aaac0194e117c508461
SHA2569be4594eaf61c5aaa238a1b3053ffa740a948538d7416e5b18f0d755de529dc9
SHA512ec6eceef8ea591b48c11a40ec9acb52b3eadfc54f1f5be98bb83ed324491721b7c502076900c0b31a8fc47b2f9ca3950b6483c03d52cd6d324b79900f93ab476
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b4a0941563dc6293b0a99cfcea9ec361
SHA17101af7b21bae1af050032db61e8c59b3e76f543
SHA256e8ddae6659c8b3ab8a325c36480799129876a6b406bb744c5b6fb43f8b7d6097
SHA51213c5ef3b772086b973fbc773f105bf6e155b716fe9358fc19082a492f4abdc83d90a8cc7aad60ba318c256e5cd30dccb5f707b285001502959fe6e203fd63948
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56aa8d81e22746ada8dbfb5cb24f4a917
SHA18e7aa26487434072918863c66a9758d68ee6ae4c
SHA2569eae0db0747137a3e52e7aa298360d9c28b75bae896861c62f4cba3289a2045f
SHA512d2463494a212eb0a7fd605fd896c51cbff5c3c0a6f3120a2486995c13adfde9f8fdaf7cf00c40ecd55c7675656c6e5e61c851c91a93c911e8d70da2acaa4a8de
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e7d38d6ccd69352add7aafee8b1519fd
SHA12ca8de68a6a4d23c5ddaf0fa51e8866095371a89
SHA256eca671d468c59ed6db5e4e4751f62cbd5ec7d2a605bde30fd404374de3a5c9f7
SHA5126193287a1036b89f80b92447776fc8d638816c45794865050ac954bd06d9a5873c226edad7429d0277c71de2d07a68c83ea1cb99c530b8d22805e2ffe55d06a0
-
Filesize
4.2MB
MD5fab944880dd7472302597aed29a4b9ce
SHA1a2d897b4a903392fef176ac205dcc48330d2994c
SHA2563abe4ce95ba3f8e47a81216062d8bb06f85da7a3f249e74f5b9794c19991c46a
SHA5125b2e470680e1ec67b5a38a07bae5bae7f8112b06cec5fc42249efa235ea64f9058f7596d046e042196749525def97018bd1b82a84ce6c1646ffb6a0e82699dec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec