Analysis
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max time kernel
140s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
07-06-2023 04:46
Static task
static1
General
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Target
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe
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Size
4.2MB
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MD5
6e1d9fe2a9f06d07879f2e599f21bebb
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SHA1
5eca699e9ed3064b75fef9357fa0f4698e74f527
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SHA256
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e
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SHA512
4fae99c7615afeaef6ada48f2f9b42d386940a00877a132013a16446543b1d4be759b907abdb513a26a84f3dd622562f71729103c04ae58c00ff3bd7492fd6d7
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SSDEEP
98304:GwxLTHiVfND5jI8y46oyWY2H3chRPWTrgRgGL/Yh55yC:GwxHode46pGHKwrgacy5R
Malware Config
Signatures
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Glupteba payload 16 IoCs
Processes:
resource yara_rule behavioral1/memory/2136-134-0x0000000004C50000-0x000000000553B000-memory.dmp family_glupteba behavioral1/memory/2136-172-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/2136-179-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/4880-181-0x00000000049E0000-0x00000000052CB000-memory.dmp family_glupteba behavioral1/memory/4880-222-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/4880-262-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-315-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-344-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-357-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-358-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-361-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-363-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-364-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-367-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-369-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral1/memory/5076-377-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
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Executes dropped EXE 5 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exef801950a962ddba14caaa44bf084b55c.exepid process 5076 csrss.exe 4816 injector.exe 3988 windefender.exe 2004 windefender.exe 4128 f801950a962ddba14caaa44bf084b55c.exe -
Processes:
resource yara_rule C:\Windows\windefender.exe upx C:\Windows\windefender.exe upx C:\Windows\windefender.exe upx behavioral1/memory/3988-355-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2004-356-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2004-362-0x0000000000400000-0x00000000008DF000-memory.dmp upx C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe upx C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe upx behavioral1/memory/4128-375-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/2004-376-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4128-378-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4128-380-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\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 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.
Processes:
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe -
Drops file in Windows directory 4 IoCs
Processes:
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.execsrss.exedescription ioc process File opened for modification C:\Windows\rss 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe File created C:\Windows\rss\csrss.exe 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.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.
Processes:
sc.exepid process 2908 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 64 IoCs
Processes:
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exepowershell.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople 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\1e\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exepowershell.exe7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid process 3588 powershell.exe 3588 powershell.exe 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 540 powershell.exe 540 powershell.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe 4356 powershell.exe 4356 powershell.exe 5116 powershell.exe 5116 powershell.exe 2268 powershell.exe 2268 powershell.exe 4680 powershell.exe 4680 powershell.exe 1736 powershell.exe 1736 powershell.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 5076 csrss.exe 5076 csrss.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 5076 csrss.exe 5076 csrss.exe 4816 injector.exe 4816 injector.exe 5076 csrss.exe 5076 csrss.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid process Token: SeDebugPrivilege 3588 powershell.exe Token: SeDebugPrivilege 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Token: SeImpersonatePrivilege 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe Token: SeDebugPrivilege 540 powershell.exe Token: SeDebugPrivilege 4356 powershell.exe Token: SeDebugPrivilege 5116 powershell.exe Token: SeDebugPrivilege 2268 powershell.exe Token: SeDebugPrivilege 4680 powershell.exe Token: SeDebugPrivilege 1736 powershell.exe Token: SeSystemEnvironmentPrivilege 5076 csrss.exe Token: SeSecurityPrivilege 2908 sc.exe Token: SeSecurityPrivilege 2908 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.execmd.execsrss.exewindefender.execmd.exedescription pid process target process PID 2136 wrote to memory of 3588 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 2136 wrote to memory of 3588 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 2136 wrote to memory of 3588 2136 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 540 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 540 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 540 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 4568 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe cmd.exe PID 4880 wrote to memory of 4568 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe cmd.exe PID 4568 wrote to memory of 4108 4568 cmd.exe netsh.exe PID 4568 wrote to memory of 4108 4568 cmd.exe netsh.exe PID 4880 wrote to memory of 4356 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 4356 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 4356 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 5116 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 5116 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 5116 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe powershell.exe PID 4880 wrote to memory of 5076 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe csrss.exe PID 4880 wrote to memory of 5076 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe csrss.exe PID 4880 wrote to memory of 5076 4880 7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe csrss.exe PID 5076 wrote to memory of 2268 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 2268 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 2268 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 4680 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 4680 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 4680 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 1736 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 1736 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 1736 5076 csrss.exe powershell.exe PID 5076 wrote to memory of 4816 5076 csrss.exe injector.exe PID 5076 wrote to memory of 4816 5076 csrss.exe injector.exe PID 3988 wrote to memory of 1752 3988 windefender.exe cmd.exe PID 3988 wrote to memory of 1752 3988 windefender.exe cmd.exe PID 3988 wrote to memory of 1752 3988 windefender.exe cmd.exe PID 1752 wrote to memory of 2908 1752 cmd.exe sc.exe PID 1752 wrote to memory of 2908 1752 cmd.exe sc.exe PID 1752 wrote to memory of 2908 1752 cmd.exe sc.exe PID 5076 wrote to memory of 4128 5076 csrss.exe f801950a962ddba14caaa44bf084b55c.exe PID 5076 wrote to memory of 4128 5076 csrss.exe f801950a962ddba14caaa44bf084b55c.exe PID 5076 wrote to memory of 4128 5076 csrss.exe f801950a962ddba14caaa44bf084b55c.exe -
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\7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe"C:\Users\Admin\AppData\Local\Temp\7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3588
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C:\Users\Admin\AppData\Local\Temp\7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.exe"C:\Users\Admin\AppData\Local\Temp\7b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e.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:4880 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:540
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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:4568 -
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:4108
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4356
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5116
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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:5076 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268
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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:2624
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3640
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4680
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1736
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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:4816
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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:872
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3988 -
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:1752 -
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:2908
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:4128 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:2736
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:4900
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD53153b10864163fd923a14a87f7436a23
SHA14492ce09a98abbb893e13f4b7f6c0ab0952911cd
SHA25644f5426ce0e0b3526bfdd72008287849db11352440d056cb869659f99f27bbd1
SHA512580d305d569379572d571702f57dfa1ecae5bddf068e88d22748eae54f020d4f6fab9c470793b4e953e38c406b749107450668f524fd2fedc177ef51fc92b1e0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e763fe5af4a677f09a3f1065f8159161
SHA10d174cc0ceef921d43f6aa50a491e12896d785b9
SHA256bd6696f5fb8439357a7723d69ba63ec506757707a8182df6a353b1e3232de4c7
SHA51266940efd293d42f37a56758b0a8316eb3f4f11e82f75364a7d6d88c9ed8cc6dc3c077be5a31bec313c7d3909422a6e0e82148bf1b3e02bc5ca11a0f7fc4e57fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58d28c72f801f9fd60faeaaacd117fcd5
SHA1d3e4c053c7b8089f0d27073f6a9e23fc0ad54dda
SHA2565dec11e6fc4fa73c25dbc86d3d24d1b0f5cb25f19c3652bc47fb90e9ed8f4dac
SHA5125ecb82ee1082b46787f73da385ce6a298fa41b016542f5d85f87e5e38c14f349b55254deab74f084b876908f08ea99596e1992f1b2ab1d516d4707697bb1a4a8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5955bacda622975db9ae12d5db50e0c48
SHA17c25672f7b3168eefa1496e67adee5222a7b809f
SHA256b9c86d38ad5da0645efdee23cb68771c42eab47c492d17ea42b564844890a8b5
SHA51298d89e71f55aab52833cc19b705b3592c2ba7aef3a6f28ddd360b8b7d51027017b843b749bd15b60f6af61ffd3efab24711f9299bcf1e8d6141af447609d7337
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59e5ee4d659169b2e5df9cbd488b16c33
SHA1ff6599eedf1500ab0dfa2a746f53ff8f0fe2501f
SHA25699510e831cd004a77e4faee9bf7c95d0392337c07c6d44fa4dd8749d677296e8
SHA512b60961f017f65db39c8e9676d559c694f41e8790d8a47a8306d93398b6764de0b864c2db76404eece3c007ac97eed801bc4238988895c0fad4b06553c9660ad3
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Filesize
4.2MB
MD56e1d9fe2a9f06d07879f2e599f21bebb
SHA15eca699e9ed3064b75fef9357fa0f4698e74f527
SHA2567b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e
SHA5124fae99c7615afeaef6ada48f2f9b42d386940a00877a132013a16446543b1d4be759b907abdb513a26a84f3dd622562f71729103c04ae58c00ff3bd7492fd6d7
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Filesize
4.2MB
MD56e1d9fe2a9f06d07879f2e599f21bebb
SHA15eca699e9ed3064b75fef9357fa0f4698e74f527
SHA2567b7198956eaa048cbc9dec2ae9ffc44f067044875cdd899d90488cb5c387390e
SHA5124fae99c7615afeaef6ada48f2f9b42d386940a00877a132013a16446543b1d4be759b907abdb513a26a84f3dd622562f71729103c04ae58c00ff3bd7492fd6d7
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec