Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 12:46
Static task
static1
Behavioral task
behavioral1
Sample
01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe
Resource
win10v2004-20240508-en
General
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Target
01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe
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Size
4.1MB
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MD5
bb0faee1c7e5fcf7b855c4aaa3f1d8d3
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SHA1
614cfbd769c344ef99d7e6cb60ffbf56ce1f4785
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SHA256
01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6
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SHA512
050dc80b5543b293250e5ebb2f012df4d71568611c61dcba5685890556131ee68d2d1ab3b10234602326b5a6ffc10b546cf532add6111acc7014fbf36a4614b6
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SSDEEP
98304:PBVs1p4PpCxl89qkqVHLjfQjDTn2r+Nbm:5a1p4P0l8MfVLMTrm
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/2836-2-0x0000000004E50000-0x000000000573B000-memory.dmp family_glupteba behavioral2/memory/2836-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2836-24-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2836-54-0x0000000004E50000-0x000000000573B000-memory.dmp family_glupteba behavioral2/memory/2836-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2836-55-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2440-121-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/2440-129-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-197-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-206-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-218-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-222-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-226-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-230-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-234-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-238-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-242-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1612-246-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5024 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1612 csrss.exe 1668 injector.exe 2624 windefender.exe 3464 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9d6-209.dat upx behavioral2/memory/2624-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3464-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2624-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3464-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3464-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2457560273-69882387-977367775-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe File created C:\Windows\rss\csrss.exe 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.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 2632 sc.exe -
pid Process 988 powershell.exe 2004 powershell.exe 3480 powershell.exe 4816 powershell.exe 4692 powershell.exe 448 powershell.exe 2816 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 788 schtasks.exe 1992 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,-1862 = "Russia TZ 6 Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-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,-2391 = "Aleutian Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal 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" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.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,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.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,-451 = "Caucasus Daylight Time" windefender.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,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.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,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.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\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.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,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.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,-672 = "AUS Eastern Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 988 powershell.exe 988 powershell.exe 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2004 powershell.exe 2004 powershell.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 3480 powershell.exe 3480 powershell.exe 4816 powershell.exe 4816 powershell.exe 4692 powershell.exe 4692 powershell.exe 448 powershell.exe 448 powershell.exe 2816 powershell.exe 2816 powershell.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1612 csrss.exe 1612 csrss.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1612 csrss.exe 1612 csrss.exe 1668 injector.exe 1668 injector.exe 1612 csrss.exe 1612 csrss.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe 1668 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 988 powershell.exe Token: SeDebugPrivilege 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Token: SeImpersonatePrivilege 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe Token: SeDebugPrivilege 2004 powershell.exe Token: SeDebugPrivilege 3480 powershell.exe Token: SeDebugPrivilege 4816 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeDebugPrivilege 448 powershell.exe Token: SeDebugPrivilege 2816 powershell.exe Token: SeSystemEnvironmentPrivilege 1612 csrss.exe Token: SeSecurityPrivilege 2632 sc.exe Token: SeSecurityPrivilege 2632 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2836 wrote to memory of 988 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 82 PID 2836 wrote to memory of 988 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 82 PID 2836 wrote to memory of 988 2836 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 82 PID 2440 wrote to memory of 2004 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 87 PID 2440 wrote to memory of 2004 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 87 PID 2440 wrote to memory of 2004 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 87 PID 2440 wrote to memory of 4992 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 89 PID 2440 wrote to memory of 4992 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 89 PID 4992 wrote to memory of 5024 4992 cmd.exe 91 PID 4992 wrote to memory of 5024 4992 cmd.exe 91 PID 2440 wrote to memory of 3480 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 92 PID 2440 wrote to memory of 3480 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 92 PID 2440 wrote to memory of 3480 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 92 PID 2440 wrote to memory of 4816 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 94 PID 2440 wrote to memory of 4816 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 94 PID 2440 wrote to memory of 4816 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 94 PID 2440 wrote to memory of 1612 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 96 PID 2440 wrote to memory of 1612 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 96 PID 2440 wrote to memory of 1612 2440 01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe 96 PID 1612 wrote to memory of 4692 1612 csrss.exe 97 PID 1612 wrote to memory of 4692 1612 csrss.exe 97 PID 1612 wrote to memory of 4692 1612 csrss.exe 97 PID 1612 wrote to memory of 448 1612 csrss.exe 103 PID 1612 wrote to memory of 448 1612 csrss.exe 103 PID 1612 wrote to memory of 448 1612 csrss.exe 103 PID 1612 wrote to memory of 2816 1612 csrss.exe 105 PID 1612 wrote to memory of 2816 1612 csrss.exe 105 PID 1612 wrote to memory of 2816 1612 csrss.exe 105 PID 1612 wrote to memory of 1668 1612 csrss.exe 107 PID 1612 wrote to memory of 1668 1612 csrss.exe 107 PID 2624 wrote to memory of 1468 2624 windefender.exe 113 PID 2624 wrote to memory of 1468 2624 windefender.exe 113 PID 2624 wrote to memory of 1468 2624 windefender.exe 113 PID 1468 wrote to memory of 2632 1468 cmd.exe 114 PID 1468 wrote to memory of 2632 1468 cmd.exe 114 PID 1468 wrote to memory of 2632 1468 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
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C:\Users\Admin\AppData\Local\Temp\01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe"C:\Users\Admin\AppData\Local\Temp\01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:988
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C:\Users\Admin\AppData\Local\Temp\01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.exe"C:\Users\Admin\AppData\Local\Temp\01110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6.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:2440 -
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:2004
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:4992 -
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:5024
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3480
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1612 -
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:4692
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1992
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4024
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:448
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2816
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1668
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:788
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2624 -
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:1468 -
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:2632
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3464
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54d8537de3b47f89dbacb881835966c87
SHA1a70ac2d31962f4ad20cd2496bc0ac4eb8aee623e
SHA2569adb2287a1e689fd1d7b89a94368f541c40008af9234fcde69ab24fc3f1b915b
SHA512f015fc9ff2e834a2b58b6756209781de11549cb2beb4b6c9654be4d9dfcdf4a02354e7ea9f434b55c315962a9a86e5bb9f3d31b2d3f0d689a3807ef3a49fb880
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52089a4d34f35fb2049c2f636bf484c5c
SHA158039362939a4559c2afcd4155441caad8aea4c6
SHA2569d60287b6a8dc1ba63cc57439146f7ae3360e1075a3fbb399fd4566fc5aa13cc
SHA512fc819242132a88b5237ee446c0b7da6c51120ddc58d4e09ece044d3fea3436a264c18b5892cf2c9fd64237d299263ea2d711c22225165274c3da14bb4d10614c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5478e35892cc906b286476c387bc90d13
SHA15eaea882d195bc05e8268e9ec9298ee2308f0b07
SHA25678abae9114aab32ea051b036b851fbe73abcf1d8d53f184a64938d47e4a1b33f
SHA512c430345976de599ff1e064b445b855019d936d4935674c729664e601388b9bd2b641a2daf55418af4b16e426533dbbff2c097b8cf07854ce86f62237cc47016c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55c5946a10f2b9e9beba47c270a968d07
SHA1036ab96bfaeb99404ce21d229bcbc066d8114574
SHA256018d20340baae8417f9a3251f0e2734f2b868a9757edb43b3f0f07e9ec03027b
SHA512614b73bbaa6a3e93a5e3b346d8f84cdb8c5ce4728a6ae4820d33f0271b2ede6f827611397a40e31a44591f2d2c43780727b301aa543e2ae1bc46bbe8f3784efd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57273549da52dce4bf1de08a92c81dfc3
SHA1fd3d6611c1bb4ea49385d578a0d8b15d76bff177
SHA256a485611b91c10c6aa3cf7a1f402bf831306e5f00ad48aeb6ee76b498f33fb2d0
SHA5121f750352b720317191f41064c09c107fcc336952c7731ba4b1237b5a7ddf8e2bfe39b670ce09a61fd84e740c59c8f6741cbd221c7b01234c53c9820d5b056d84
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Filesize
4.1MB
MD5bb0faee1c7e5fcf7b855c4aaa3f1d8d3
SHA1614cfbd769c344ef99d7e6cb60ffbf56ce1f4785
SHA25601110ed13d37231488f6500bd805f8e78199107178f05f13d42aaddc78aefdb6
SHA512050dc80b5543b293250e5ebb2f012df4d71568611c61dcba5685890556131ee68d2d1ab3b10234602326b5a6ffc10b546cf532add6111acc7014fbf36a4614b6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec