Analysis
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max time kernel
152s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 16:36
Static task
static1
Behavioral task
behavioral1
Sample
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe
Resource
win10v2004-20240226-en
General
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Target
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe
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Size
4.1MB
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MD5
d2868d334e373ae0c2f057246679922a
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SHA1
d9700667686492c09b93060ae2f272397f4d9cd2
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SHA256
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa
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SHA512
ffed60ff938fb42df634f56953ee6a3e862ef1a2ed4dbc35ae4e0a653f47af5a0cf7ea63b63be416edd7795ef8de3c96cbd33a567917b7a9d99b954cf952cd52
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SSDEEP
98304:BvHfbigA34ifkpJZQU0TgaIfW6UkFHwAhDtgwFW+1u:BvHfb2IifudqhIuUHwAjW+w
Malware Config
Signatures
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Glupteba payload 16 IoCs
Processes:
resource yara_rule behavioral1/memory/2964-2-0x00000000049D0000-0x00000000052BB000-memory.dmp family_glupteba behavioral1/memory/2964-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2964-4-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2964-12-0x00000000049D0000-0x00000000052BB000-memory.dmp family_glupteba behavioral1/memory/2964-13-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2964-39-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2964-89-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2520-94-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2520-141-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2520-146-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-173-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-202-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-232-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-240-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-244-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2744-247-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 768 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2744 csrss.exe 4008 injector.exe 2156 windefender.exe 3656 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x0004000000000739-235.dat upx behavioral1/memory/2156-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3656-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2156-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3656-245-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe -
Drops file in Windows directory 4 IoCs
Processes:
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.execsrss.exedescription ioc Process File created C:\Windows\rss\csrss.exe bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 3708 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2304 powershell.exe 5064 powershell.exe 2616 powershell.exe 4780 powershell.exe 4336 powershell.exe 4496 powershell.exe 2936 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2832 schtasks.exe 4384 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exebd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exepowershell.exebd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 4780 powershell.exe 4780 powershell.exe 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 4336 powershell.exe 4336 powershell.exe 4336 powershell.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 4496 powershell.exe 4496 powershell.exe 4496 powershell.exe 2936 powershell.exe 2936 powershell.exe 2936 powershell.exe 2304 powershell.exe 2304 powershell.exe 2304 powershell.exe 5064 powershell.exe 5064 powershell.exe 5064 powershell.exe 2616 powershell.exe 2616 powershell.exe 2616 powershell.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 2744 csrss.exe 2744 csrss.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 2744 csrss.exe 2744 csrss.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 2744 csrss.exe 2744 csrss.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe 4008 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exebd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 4780 powershell.exe Token: SeDebugPrivilege 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Token: SeImpersonatePrivilege 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe Token: SeDebugPrivilege 4336 powershell.exe Token: SeDebugPrivilege 4496 powershell.exe Token: SeDebugPrivilege 2936 powershell.exe Token: SeDebugPrivilege 2304 powershell.exe Token: SeDebugPrivilege 5064 powershell.exe Token: SeDebugPrivilege 2616 powershell.exe Token: SeSystemEnvironmentPrivilege 2744 csrss.exe Token: SeSecurityPrivilege 3708 sc.exe Token: SeSecurityPrivilege 3708 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exebd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 2964 wrote to memory of 4780 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 91 PID 2964 wrote to memory of 4780 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 91 PID 2964 wrote to memory of 4780 2964 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 91 PID 2520 wrote to memory of 4336 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 103 PID 2520 wrote to memory of 4336 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 103 PID 2520 wrote to memory of 4336 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 103 PID 2520 wrote to memory of 2892 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 105 PID 2520 wrote to memory of 2892 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 105 PID 2892 wrote to memory of 768 2892 cmd.exe 107 PID 2892 wrote to memory of 768 2892 cmd.exe 107 PID 2520 wrote to memory of 4496 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 108 PID 2520 wrote to memory of 4496 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 108 PID 2520 wrote to memory of 4496 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 108 PID 2520 wrote to memory of 2936 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 110 PID 2520 wrote to memory of 2936 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 110 PID 2520 wrote to memory of 2936 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 110 PID 2520 wrote to memory of 2744 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 112 PID 2520 wrote to memory of 2744 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 112 PID 2520 wrote to memory of 2744 2520 bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe 112 PID 2744 wrote to memory of 2304 2744 csrss.exe 113 PID 2744 wrote to memory of 2304 2744 csrss.exe 113 PID 2744 wrote to memory of 2304 2744 csrss.exe 113 PID 2744 wrote to memory of 5064 2744 csrss.exe 118 PID 2744 wrote to memory of 5064 2744 csrss.exe 118 PID 2744 wrote to memory of 5064 2744 csrss.exe 118 PID 2744 wrote to memory of 2616 2744 csrss.exe 121 PID 2744 wrote to memory of 2616 2744 csrss.exe 121 PID 2744 wrote to memory of 2616 2744 csrss.exe 121 PID 2744 wrote to memory of 4008 2744 csrss.exe 123 PID 2744 wrote to memory of 4008 2744 csrss.exe 123 PID 2156 wrote to memory of 1956 2156 windefender.exe 129 PID 2156 wrote to memory of 1956 2156 windefender.exe 129 PID 2156 wrote to memory of 1956 2156 windefender.exe 129 PID 1956 wrote to memory of 3708 1956 cmd.exe 130 PID 1956 wrote to memory of 3708 1956 cmd.exe 130 PID 1956 wrote to memory of 3708 1956 cmd.exe 130 -
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\bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe"C:\Users\Admin\AppData\Local\Temp\bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4780
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C:\Users\Admin\AppData\Local\Temp\bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.exe"C:\Users\Admin\AppData\Local\Temp\bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa.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:2520 -
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:4336
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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:2892 -
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:768
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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:4496
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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:2936
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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:2744 -
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:2304
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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:2832
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:900
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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:5064
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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:2616
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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:4008
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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:4384
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2156 -
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:1956 -
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:3708
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1348 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:81⤵PID:568
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
PID:3656
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57f6aaed51a7795b4b66d433732091220
SHA11df434e1e6cfc1968e816bff78ac518d461a8680
SHA256069d3c5bbb3b7b9267869ec66a25e611c939db07ef3631bdf705d726ec77581d
SHA51244a43d90d8c119684253ccee94dec3e87c15038fdb4ca11ace9680bee4b53164fcc5224b279603d667b0046e871e703f3ef36727f54e10b40f45377d6f16a03c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a93c6fda5fad32d28c64732380996f01
SHA10d3a3e1a2b03e3b164d94f469cc44e882b62026e
SHA2563d31fc22c1362db07f4ca239e18911ede1a725f0b72695b66d93ffe4092bed86
SHA512e1998c4de627d1ab4b0f224eeb6ae29453708ae759c15f44790305b7b4183380b921ab32ee5afca8e6fa89f4466e03ffcfe80ef9b67ba46590a4601b5eca3e98
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5071a3b369410e0cb5b9ed7ef8df02219
SHA1585d60ed351a883dd22b5601ca365e33ed53baa4
SHA25635b9f8176ee071cac615380d3d81c948b824a7f4fdb2b2ba0ddf9124634c263c
SHA512aa8d9741597170f17a39a6e4563e2e8dc4b79cec486e5e35176eeb65cc3d932d0cdfc882eec26ede9d0c2d29a071ce071e474c43e996c748e5b8447d20f1202a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ef4aef9ef5dd2a51e6011201291e5c73
SHA154e7b0fc168b95e0d326e73ca2b7db08a39b9d12
SHA256778abd316497afb85418cf54c0ab8f8aa421747fba22f29001026a3d9b83bd55
SHA512cccf27a5b1992d5164eeeaf851ff1f3fcef35830457575db9ff067413614d2234ad1e427df0f3d5fad85128b791278e642e6392604e70bc212f83086ceedc9fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d49c0f7cb28769f165cc2a3ded7c0ea3
SHA129ffaf59dba1754d15c888e42cad3d432c8020da
SHA256a1d498d880e999e8ac25ca6af42df605b75fd512e14d2768ba726744ebf02066
SHA5122a7c46fa3f500c3f6a0a57b1bb84a11543e74422bdfa1ba7a6d929552a2fab62e1bd6e99ff18318010e06a11012f067b5b05812441374daef2e4378d0ecfde62
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Filesize
4.1MB
MD5d2868d334e373ae0c2f057246679922a
SHA1d9700667686492c09b93060ae2f272397f4d9cd2
SHA256bd69e52874982df5658e04b87a630c10e1ea396d6c41930d2e3080c1ece0c1aa
SHA512ffed60ff938fb42df634f56953ee6a3e862ef1a2ed4dbc35ae4e0a653f47af5a0cf7ea63b63be416edd7795ef8de3c96cbd33a567917b7a9d99b954cf952cd52
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec