Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 15:20
Static task
static1
Behavioral task
behavioral1
Sample
6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe
Resource
win10v2004-20240508-en
General
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Target
6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe
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Size
4.1MB
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MD5
d1afe5df6cb9c887d327ac4bfcded8a6
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SHA1
4c5d7a9f35d587dabd386feff302f47b3bdd6865
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SHA256
6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5
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SHA512
5be9950cb111f58ee2281ce0bb80ae906cc07a051f19fad765ab15184d9e928403c83768df2481833b144b890033a6d63a52625105de185da7ee10719ed734c6
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SSDEEP
98304:D3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiT4:D3/aer8lIiPc9ySnggpxAJiIuBVpFiiE
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4940-2-0x00000000047B0000-0x000000000509B000-memory.dmp family_glupteba behavioral1/memory/4940-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4940-92-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4940-116-0x00000000047B0000-0x000000000509B000-memory.dmp family_glupteba behavioral1/memory/3696-143-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4940-170-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4944-210-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-218-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-230-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-233-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-237-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-241-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-246-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-250-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-253-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-257-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-261-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-266-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4944-270-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3068 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4944 csrss.exe 1704 injector.exe 3964 windefender.exe 2348 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023433-222.dat upx behavioral1/memory/3964-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2348-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3964-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2348-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2348-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2348-254-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe File created C:\Windows\rss\csrss.exe 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe File created 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 2780 sc.exe -
pid Process 1084 powershell.exe 2168 powershell.exe 4860 powershell.exe 4976 powershell.exe 4276 powershell.exe 2476 powershell.exe 2652 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 3092 schtasks.exe 3944 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,-448 = "Azerbaijan Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.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\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.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,-372 = "Jerusalem 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\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.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,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.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,-741 = "New Zealand Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2168 powershell.exe 2168 powershell.exe 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 4860 powershell.exe 4860 powershell.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 4976 powershell.exe 4976 powershell.exe 4276 powershell.exe 4276 powershell.exe 2476 powershell.exe 2476 powershell.exe 2652 powershell.exe 2652 powershell.exe 1084 powershell.exe 1084 powershell.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 4944 csrss.exe 4944 csrss.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 4944 csrss.exe 4944 csrss.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 1704 injector.exe 4944 csrss.exe 4944 csrss.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2168 powershell.exe Token: SeDebugPrivilege 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Token: SeImpersonatePrivilege 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe Token: SeDebugPrivilege 4860 powershell.exe Token: SeDebugPrivilege 4976 powershell.exe Token: SeDebugPrivilege 4276 powershell.exe Token: SeDebugPrivilege 2476 powershell.exe Token: SeDebugPrivilege 2652 powershell.exe Token: SeDebugPrivilege 1084 powershell.exe Token: SeSystemEnvironmentPrivilege 4944 csrss.exe Token: SeSecurityPrivilege 2780 sc.exe Token: SeSecurityPrivilege 2780 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4940 wrote to memory of 2168 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 85 PID 4940 wrote to memory of 2168 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 85 PID 4940 wrote to memory of 2168 4940 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 85 PID 3696 wrote to memory of 4860 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 93 PID 3696 wrote to memory of 4860 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 93 PID 3696 wrote to memory of 4860 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 93 PID 3696 wrote to memory of 1144 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 98 PID 3696 wrote to memory of 1144 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 98 PID 1144 wrote to memory of 3068 1144 cmd.exe 100 PID 1144 wrote to memory of 3068 1144 cmd.exe 100 PID 3696 wrote to memory of 4976 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 101 PID 3696 wrote to memory of 4976 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 101 PID 3696 wrote to memory of 4976 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 101 PID 3696 wrote to memory of 4276 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 104 PID 3696 wrote to memory of 4276 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 104 PID 3696 wrote to memory of 4276 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 104 PID 3696 wrote to memory of 4944 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 107 PID 3696 wrote to memory of 4944 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 107 PID 3696 wrote to memory of 4944 3696 6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe 107 PID 4944 wrote to memory of 2476 4944 csrss.exe 108 PID 4944 wrote to memory of 2476 4944 csrss.exe 108 PID 4944 wrote to memory of 2476 4944 csrss.exe 108 PID 4944 wrote to memory of 2652 4944 csrss.exe 114 PID 4944 wrote to memory of 2652 4944 csrss.exe 114 PID 4944 wrote to memory of 2652 4944 csrss.exe 114 PID 4944 wrote to memory of 1084 4944 csrss.exe 116 PID 4944 wrote to memory of 1084 4944 csrss.exe 116 PID 4944 wrote to memory of 1084 4944 csrss.exe 116 PID 4944 wrote to memory of 1704 4944 csrss.exe 118 PID 4944 wrote to memory of 1704 4944 csrss.exe 118 PID 3964 wrote to memory of 2156 3964 windefender.exe 126 PID 3964 wrote to memory of 2156 3964 windefender.exe 126 PID 3964 wrote to memory of 2156 3964 windefender.exe 126 PID 2156 wrote to memory of 2780 2156 cmd.exe 127 PID 2156 wrote to memory of 2780 2156 cmd.exe 127 PID 2156 wrote to memory of 2780 2156 cmd.exe 127 -
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\6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe"C:\Users\Admin\AppData\Local\Temp\6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2168
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C:\Users\Admin\AppData\Local\Temp\6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.exe"C:\Users\Admin\AppData\Local\Temp\6b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5.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:3696 -
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:4860
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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:1144 -
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:3068
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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:4976
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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:4276
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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:4944 -
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:2476
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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:3092
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2148
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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:2652
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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:1084
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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:1704
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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:3944
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3964 -
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:2156 -
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:2780
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2348
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59a6bd0f0faa27af619c8499f6c51f902
SHA109d8c1ca5a30ec3474f70124d9ff5cd6a1736c19
SHA256eaf660cc5f916a76afefec4add1cd8e30463bd2244ff628cd92519a146ddec7e
SHA512a5c887ead93640bd56b8874a3b117a35023a0a044f07f200f16a03d6f388862a1ae5bc3e46afbd55bb91d735699aa7e1a8785b8f83efaa438f5f9b3ace82bf01
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5258b41c2b5130f8e6219483d6904df59
SHA1991e290b224e4c126075825b03cdf07ee740aed8
SHA25672e2ca306be19efae65d45c053b9fb90b3b21c31e97112dda7894dc69a3453dd
SHA51232a54ce0633980cd0ec37a76f98b0b2b8a0edb1736adaacfedfe704378367e88aca42e06dea4bdc137b949dab50a74c63fed642750b8775a34f450e9139de2b0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59c406c5d357ec0338b5c93f1532c45ee
SHA192b0152563c033e0162b05c8ad40ef2242717abb
SHA256bb0652a469b2ec4950fa5e9084f8bb3bb1ec0c498788d30761440e7b6810ee15
SHA5121a80aa7c63792af4fd1d25f24201832fe00d813fce2ea08c7684cdb2f9a653822792121b452d0ffdf3f1a51135102a39dbb9c65b9e5d3f991d61dc05dd296318
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5de7bb1bf626531e0963a93bc5fcd4667
SHA1760cd12e733fbfbfbf236d69d2e53c6772f93ee9
SHA256eb9d38e18735a0bccb5a31c8177124eb5d85421ef326a86d641497fd9e4d74fd
SHA51203ab6f62438ff9f6f4a7836c57ae82103ce427be6c6ac379ab9e00e14af0d74ea1a3ca1caaff27d36b51081fdec6349364d76a74ac94d4421814f1ccbfdfa3a1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58685b735c58308f553d72052f63b2f3e
SHA1df4160f0105848d822f65ec15cde00d72ab897d1
SHA2567db67095e3e2c5d1965b230fb412e25aa2198d4de68eb8abef9d6e48fd61a8af
SHA5123a647def866f421c8324c8a554a68d7e5dfd44d6eef76ecdadee4c9e2ebaf6e7cffe1200e347f56674dc9ea2865c7de7f42e43e35826f875fb71cd8a5517224b
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Filesize
4.1MB
MD5d1afe5df6cb9c887d327ac4bfcded8a6
SHA14c5d7a9f35d587dabd386feff302f47b3bdd6865
SHA2566b216613a2fbe4bc23816d368a942f5fb7239d8a17fd2ca53741277e192fbbf5
SHA5125be9950cb111f58ee2281ce0bb80ae906cc07a051f19fad765ab15184d9e928403c83768df2481833b144b890033a6d63a52625105de185da7ee10719ed734c6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec