Analysis
-
max time kernel
149s -
max time network
148s -
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 04:05
Static task
static1
Behavioral task
behavioral1
Sample
774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe
Resource
win10v2004-20240508-en
General
-
Target
774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe
-
Size
4.1MB
-
MD5
d60ffe822986de46d466ae208084a875
-
SHA1
3cadadd4a55a58942c75d269a2f9d5b6eabc95a9
-
SHA256
774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0
-
SHA512
24a90ee0977a6a09910b398cd171a5912123834b189c55f025d029d4f4ea550d33b602fd7f7d16b19dc3582b6a40b6d37d2e0e7e7fa8435c24ac6b49e582e4f2
-
SSDEEP
98304:GQAQcsa3GhfWYEvpb4LdECaqY+VYhFzXw/u5g9cAd9n6:GQAQcDPYxuCJe7X5ghf6
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2216-2-0x0000000004A00000-0x00000000052EB000-memory.dmp family_glupteba behavioral2/memory/2216-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2216-73-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2216-110-0x0000000004A00000-0x00000000052EB000-memory.dmp family_glupteba behavioral2/memory/3428-125-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/2216-139-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1556-202-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-213-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-215-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-219-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-222-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-225-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-227-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-231-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-234-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-237-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-239-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-243-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/1556-246-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3988 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1556 csrss.exe 1752 injector.exe 3352 windefender.exe 2636 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa22-206.dat upx behavioral2/memory/3352-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2636-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3352-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2636-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2636-221-0x0000000000400000-0x00000000008DF000-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\"" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe File created C:\Windows\rss\csrss.exe 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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 756 sc.exe -
pid Process 4676 powershell.exe 700 powershell.exe 3148 powershell.exe 1444 powershell.exe 4336 powershell.exe 3068 powershell.exe 940 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 4800 schtasks.exe 2208 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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\@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,-2162 = "Altai Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\@tzres.dll,-671 = "AUS Eastern Daylight Time" 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\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-11 = "Azores Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe 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\@tzres.dll,-912 = "Mauritius 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,-391 = "Arab Daylight Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4336 powershell.exe 4336 powershell.exe 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3068 powershell.exe 3068 powershell.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 940 powershell.exe 940 powershell.exe 4676 powershell.exe 4676 powershell.exe 700 powershell.exe 700 powershell.exe 3148 powershell.exe 3148 powershell.exe 1444 powershell.exe 1444 powershell.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1556 csrss.exe 1556 csrss.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1556 csrss.exe 1556 csrss.exe 1752 injector.exe 1752 injector.exe 1556 csrss.exe 1556 csrss.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe 1752 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4336 powershell.exe Token: SeDebugPrivilege 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Token: SeImpersonatePrivilege 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe Token: SeDebugPrivilege 3068 powershell.exe Token: SeDebugPrivilege 940 powershell.exe Token: SeDebugPrivilege 4676 powershell.exe Token: SeDebugPrivilege 700 powershell.exe Token: SeDebugPrivilege 3148 powershell.exe Token: SeDebugPrivilege 1444 powershell.exe Token: SeSystemEnvironmentPrivilege 1556 csrss.exe Token: SeSecurityPrivilege 756 sc.exe Token: SeSecurityPrivilege 756 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2216 wrote to memory of 4336 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 81 PID 2216 wrote to memory of 4336 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 81 PID 2216 wrote to memory of 4336 2216 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 81 PID 3428 wrote to memory of 3068 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 87 PID 3428 wrote to memory of 3068 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 87 PID 3428 wrote to memory of 3068 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 87 PID 3428 wrote to memory of 1488 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 89 PID 3428 wrote to memory of 1488 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 89 PID 1488 wrote to memory of 3988 1488 cmd.exe 91 PID 1488 wrote to memory of 3988 1488 cmd.exe 91 PID 3428 wrote to memory of 940 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 92 PID 3428 wrote to memory of 940 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 92 PID 3428 wrote to memory of 940 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 92 PID 3428 wrote to memory of 4676 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 94 PID 3428 wrote to memory of 4676 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 94 PID 3428 wrote to memory of 4676 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 94 PID 3428 wrote to memory of 1556 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 96 PID 3428 wrote to memory of 1556 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 96 PID 3428 wrote to memory of 1556 3428 774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe 96 PID 1556 wrote to memory of 700 1556 csrss.exe 97 PID 1556 wrote to memory of 700 1556 csrss.exe 97 PID 1556 wrote to memory of 700 1556 csrss.exe 97 PID 1556 wrote to memory of 3148 1556 csrss.exe 102 PID 1556 wrote to memory of 3148 1556 csrss.exe 102 PID 1556 wrote to memory of 3148 1556 csrss.exe 102 PID 1556 wrote to memory of 1444 1556 csrss.exe 105 PID 1556 wrote to memory of 1444 1556 csrss.exe 105 PID 1556 wrote to memory of 1444 1556 csrss.exe 105 PID 1556 wrote to memory of 1752 1556 csrss.exe 107 PID 1556 wrote to memory of 1752 1556 csrss.exe 107 PID 3352 wrote to memory of 1896 3352 windefender.exe 113 PID 3352 wrote to memory of 1896 3352 windefender.exe 113 PID 3352 wrote to memory of 1896 3352 windefender.exe 113 PID 1896 wrote to memory of 756 1896 cmd.exe 114 PID 1896 wrote to memory of 756 1896 cmd.exe 114 PID 1896 wrote to memory of 756 1896 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\774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe"C:\Users\Admin\AppData\Local\Temp\774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4336
-
-
C:\Users\Admin\AppData\Local\Temp\774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.exe"C:\Users\Admin\AppData\Local\Temp\774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0.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:3428 -
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:3068
-
-
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:1488 -
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:3988
-
-
-
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:940
-
-
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:4676
-
-
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:1556 -
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:700
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4800
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1600
-
-
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:3148
-
-
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:1444
-
-
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:1752
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2208
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3352 -
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:1896 -
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:756
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2636
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cfaeba7c1d2a3e3a9e2260228e015db7
SHA1b03028640056f54c2e31dbec3d82ec7d7ef564c2
SHA25601b8edb38c30d1b8297d9e6db1e25feed9246b8132c217cbd5bfb099dadde1ea
SHA512fd94280b9585948a3947b9b10c3d8821b906d2ff77004632b5489a274fb540ed2a60029c859be40600a7c9b41096387fa17053737a409711bd69760de1d7bb69
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52da226bf917f58b7893043ef98c17c2a
SHA14d7d943fe3eec8d16bd125d590cdf940597046e2
SHA256f931c44751e2a354bc7ec3a09c195e3d1c4e35410f5a502ffbd09438339ae695
SHA5120ee1c48ed4ab3faec20929669511113c800db914682b57eb5cc5728bd7c9cc66a31137ad43e132576eec3f4c1a1c09e9b03f6f3ba89b6cc243d32351247b38ea
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59aa9a6ac6b04ffd55e1edb818ae39e44
SHA1449e51db0a2845994f6c65794adbde61e3e0cced
SHA25608ba913cdadf0af9d3dc6eb4787d372f6a76b05385a80c3239677c1726e10803
SHA51291d12acd17c716debfa35bceed0b509f2e934ef5c32424d9353c9b40c54eb3668d42097037eaf0ff34eef1850bfce757743b3fead00eeedfd39c906bc54c0e97
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5249ca72d6d003a0140fe26eefcbc4edd
SHA18ee446b26718b3f3550d88e935d024ecd9935160
SHA25616e840befbfa146cb67d871b45e56e05608d458314aad0b49fdff6af9bb90025
SHA51280827a85a766ee86313697db7336d9ee8404ee398b1eabcc32f39bffcc57d29bf2db1b9cf52c32d5711fa53880978151f14dee476fb58cadf58a844f5ca405cc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51edba08cf4eeab98e77824780c1fa432
SHA147687d62405e489b81d1ec61468c0d4646e16c94
SHA2567d5a4997574288c9c4567bbfddccb4efcb4b45ba8ba11877f9cdcacb812607cd
SHA512a10776b8ab398ead7ca01ff8035286e0ad0cd9cfe0f2b029750210cc280df8151b4d7f790fdf1d0e7ce9a8945c07ed27de82ed6c00eba4ce27c23bdc3092d8b0
-
Filesize
4.1MB
MD5d60ffe822986de46d466ae208084a875
SHA13cadadd4a55a58942c75d269a2f9d5b6eabc95a9
SHA256774bfd9259ac9494d3f09ab4e79f44894bd828fc1afa8e105a75bb4570c410e0
SHA51224a90ee0977a6a09910b398cd171a5912123834b189c55f025d029d4f4ea550d33b602fd7f7d16b19dc3582b6a40b6d37d2e0e7e7fa8435c24ac6b49e582e4f2
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec