Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 17:49
Static task
static1
Behavioral task
behavioral1
Sample
06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe
Resource
win10v2004-20240426-en
General
-
Target
06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe
-
Size
4.1MB
-
MD5
ee3f2f8c1c8ff732bbe13e2c948bb0ed
-
SHA1
d0cc2e887b8b32615a9c2e5668924f6eec3e866c
-
SHA256
06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3
-
SHA512
0b9a2ebc366bfc4f8d23128e5a36455126ad88e999353ca66456cf77979ae31b7ff7628544156d8f994729777a0c8c56cdbbdb238c5574e5ef544a842294ac47
-
SSDEEP
98304:Q557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTimZ:Q5w86GcrCCoczCJiGXN9ZshdAimZ
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/4356-2-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral2/memory/4356-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4356-76-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral2/memory/4356-74-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1436-126-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-200-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-216-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-252-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2800-257-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1148 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2800 csrss.exe 2712 injector.exe 1072 windefender.exe 4784 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa35-204.dat upx behavioral2/memory/1072-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4784-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1072-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4784-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4784-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe File created C:\Windows\rss\csrss.exe 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.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 4228 sc.exe -
pid Process 1820 powershell.exe 4584 powershell.exe 728 powershell.exe 4116 powershell.exe 3728 powershell.exe 2580 powershell.exe 3068 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 5040 schtasks.exe 2464 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.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,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.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,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.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,-361 = "GTB 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" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.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" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.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,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard 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\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1820 powershell.exe 1820 powershell.exe 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 4584 powershell.exe 4584 powershell.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 728 powershell.exe 728 powershell.exe 4116 powershell.exe 4116 powershell.exe 3728 powershell.exe 3728 powershell.exe 2580 powershell.exe 2580 powershell.exe 3068 powershell.exe 3068 powershell.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2800 csrss.exe 2800 csrss.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2800 csrss.exe 2800 csrss.exe 2712 injector.exe 2712 injector.exe 2800 csrss.exe 2800 csrss.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe 2712 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1820 powershell.exe Token: SeDebugPrivilege 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Token: SeImpersonatePrivilege 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe Token: SeDebugPrivilege 4584 powershell.exe Token: SeDebugPrivilege 728 powershell.exe Token: SeDebugPrivilege 4116 powershell.exe Token: SeDebugPrivilege 3728 powershell.exe Token: SeDebugPrivilege 2580 powershell.exe Token: SeDebugPrivilege 3068 powershell.exe Token: SeSystemEnvironmentPrivilege 2800 csrss.exe Token: SeSecurityPrivilege 4228 sc.exe Token: SeSecurityPrivilege 4228 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4356 wrote to memory of 1820 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 82 PID 4356 wrote to memory of 1820 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 82 PID 4356 wrote to memory of 1820 4356 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 82 PID 1436 wrote to memory of 4584 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 87 PID 1436 wrote to memory of 4584 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 87 PID 1436 wrote to memory of 4584 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 87 PID 1436 wrote to memory of 1360 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 89 PID 1436 wrote to memory of 1360 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 89 PID 1360 wrote to memory of 1148 1360 cmd.exe 91 PID 1360 wrote to memory of 1148 1360 cmd.exe 91 PID 1436 wrote to memory of 728 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 92 PID 1436 wrote to memory of 728 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 92 PID 1436 wrote to memory of 728 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 92 PID 1436 wrote to memory of 4116 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 94 PID 1436 wrote to memory of 4116 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 94 PID 1436 wrote to memory of 4116 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 94 PID 1436 wrote to memory of 2800 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 96 PID 1436 wrote to memory of 2800 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 96 PID 1436 wrote to memory of 2800 1436 06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe 96 PID 2800 wrote to memory of 3728 2800 csrss.exe 97 PID 2800 wrote to memory of 3728 2800 csrss.exe 97 PID 2800 wrote to memory of 3728 2800 csrss.exe 97 PID 2800 wrote to memory of 2580 2800 csrss.exe 102 PID 2800 wrote to memory of 2580 2800 csrss.exe 102 PID 2800 wrote to memory of 2580 2800 csrss.exe 102 PID 2800 wrote to memory of 3068 2800 csrss.exe 105 PID 2800 wrote to memory of 3068 2800 csrss.exe 105 PID 2800 wrote to memory of 3068 2800 csrss.exe 105 PID 2800 wrote to memory of 2712 2800 csrss.exe 107 PID 2800 wrote to memory of 2712 2800 csrss.exe 107 PID 1072 wrote to memory of 2300 1072 windefender.exe 113 PID 1072 wrote to memory of 2300 1072 windefender.exe 113 PID 1072 wrote to memory of 2300 1072 windefender.exe 113 PID 2300 wrote to memory of 4228 2300 cmd.exe 114 PID 2300 wrote to memory of 4228 2300 cmd.exe 114 PID 2300 wrote to memory of 4228 2300 cmd.exe 114 -
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\06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe"C:\Users\Admin\AppData\Local\Temp\06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1820
-
-
C:\Users\Admin\AppData\Local\Temp\06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.exe"C:\Users\Admin\AppData\Local\Temp\06305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3.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:1436 -
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:4584
-
-
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:1360 -
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:1148
-
-
-
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:728
-
-
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:4116
-
-
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:2800 -
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:3728
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2464
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1480
-
-
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:2580
-
-
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:3068
-
-
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:2712
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5040
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1072 -
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:2300 -
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:4228
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4784
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
MD5094916db2b1e0d2c8b226c231b520690
SHA1abf7f4e8127d2c90952ce0cb05367645301a0a12
SHA2561703753bbb9a39b20e97ecd446950bf10329fa0fb563e90ffecf001df7b26938
SHA512cf12ba659e059d34b2c0a43fff2e5debc555b81b8fd002bc4321a60bafb6e59a411aa24b4aae40976fc9499812ca38a7dbc9bbdbb85c3d44055a10186aad9e7d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aca6a5081dabf3d508207ce00ebb1728
SHA11c97601daf39e7e62ec2df8286e1ace6b1ac394f
SHA25615880f984e6f25cc3b75f566585b84267556efef8acfc4bd312c16884d846959
SHA512702f6292ccc8f5535d2b4985cadcce135f856f6a032a414ba04ff69ea6c0868e750130598c4fd75909d02882d82d41e16c9ede96be03de763d3083bac49cf15c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d22afc568b943a668f62d959a6bdc05
SHA1cd45957344b3af885b9a1787c93373ce471aca25
SHA25662907f7ab820f2b8c067fb91ea2ab18910d1edd5d876de1d781dcd81a27cdce4
SHA51226cdd2a1727bb2fc364750c3325828d3490de715c0ba9f670c8e42576eb77ca60e00e5fb4f23095ed7f942857f1040e673832cfd3e16150810d2eaa4f2863c3c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5635558627c09940d89406548892a1a59
SHA105fe60630ecb8e5d578f29645fdb4c1e11c03909
SHA25656af1177148248c11b15c056af22112534a0d65d241635e509a5a4401168b63e
SHA512158087a033ad9040f2a7fc57c111ddea2d8573d8ea4120605d288c491480a2f28f17df05515c6f5dce176369988fd27ba9a30082183b92df0fb5b121434baf2b
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cbdd7354e46e601127826d3d489e9e39
SHA1908db9b7c03255a66e8944da3ce46091454b030f
SHA2562bd41c6e2ba44a9fd37c919cbec6bbbd8f6bd27bb6f96867efa8844319bdc175
SHA512767c803e493130ea38b32d78e9d78f19f238c0a46c7deb3ad571c9825b442052017da6b525519fb00987592571ae8004c7d5ddabca0da4c53e48459ced23af0c
-
Filesize
4.1MB
MD5ee3f2f8c1c8ff732bbe13e2c948bb0ed
SHA1d0cc2e887b8b32615a9c2e5668924f6eec3e866c
SHA25606305185fee4fa912415e86ef7cbc87bcff4ed082c182989ceb84a8d48f49cd3
SHA5120b9a2ebc366bfc4f8d23128e5a36455126ad88e999353ca66456cf77979ae31b7ff7628544156d8f994729777a0c8c56cdbbdb238c5574e5ef544a842294ac47
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec