Analysis
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max time kernel
149s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 09:54
Static task
static1
Behavioral task
behavioral1
Sample
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe
Resource
win10v2004-20240508-en
General
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Target
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe
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Size
4.1MB
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MD5
1f493ef21db9de35567a2f325ba5fac2
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SHA1
e16912651d3ba8ddbafdbee017b7e0a3f8ebefa8
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SHA256
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2
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SHA512
24b34ab90b7569d0a31ebbb45c8550fc98b1957a154fb15432f5b4b3b490f80284952ee9bb98e47a4987f1394ef97246a6a54dcaf01d5ce225eddb65d9b32e7c
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SSDEEP
98304:VH49zrfgobu9aDMWAg4dPDb/NQHvakIF/A8L3rqLZk5t2qZ3qL2LAZ5W:8r7OagDbOPW/F2k5tRZaLrE
Malware Config
Signatures
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Glupteba payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/4160-2-0x0000000002D90000-0x000000000367B000-memory.dmp family_glupteba behavioral1/memory/4160-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4160-82-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4160-84-0x0000000002D90000-0x000000000367B000-memory.dmp family_glupteba behavioral1/memory/3604-135-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-252-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3320-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 5060 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 3320 csrss.exe 2300 injector.exe 4376 windefender.exe 2600 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x00090000000235b3-218.dat upx behavioral1/memory/4376-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4376-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2600-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2600-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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:
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe -
Drops file in Windows directory 4 IoCs
Processes:
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe File created C:\Windows\rss\csrss.exe 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.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 4684 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 4480 powershell.exe 1316 powershell.exe 1656 powershell.exe 3644 powershell.exe 4180 powershell.exe 2300 powershell.exe 4572 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 4484 schtasks.exe 3824 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exe01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.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,-2611 = "Bougainville Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.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,-392 = "Arab Standard Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exepowershell.exe01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 1316 powershell.exe 1316 powershell.exe 1316 powershell.exe 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 1656 powershell.exe 1656 powershell.exe 1656 powershell.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 3644 powershell.exe 3644 powershell.exe 3644 powershell.exe 4180 powershell.exe 4180 powershell.exe 4180 powershell.exe 2300 powershell.exe 2300 powershell.exe 2300 powershell.exe 4572 powershell.exe 4572 powershell.exe 4572 powershell.exe 4480 powershell.exe 4480 powershell.exe 4480 powershell.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 3320 csrss.exe 3320 csrss.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 3320 csrss.exe 3320 csrss.exe 2300 injector.exe 2300 injector.exe 3320 csrss.exe 3320 csrss.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe 2300 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 1316 powershell.exe Token: SeDebugPrivilege 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Token: SeImpersonatePrivilege 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe Token: SeDebugPrivilege 1656 powershell.exe Token: SeDebugPrivilege 3644 powershell.exe Token: SeDebugPrivilege 4180 powershell.exe Token: SeDebugPrivilege 2300 powershell.exe Token: SeDebugPrivilege 4572 powershell.exe Token: SeDebugPrivilege 4480 powershell.exe Token: SeSystemEnvironmentPrivilege 3320 csrss.exe Token: SeSecurityPrivilege 4684 sc.exe Token: SeSecurityPrivilege 4684 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 4160 wrote to memory of 1316 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 95 PID 4160 wrote to memory of 1316 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 95 PID 4160 wrote to memory of 1316 4160 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 95 PID 3604 wrote to memory of 1656 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 106 PID 3604 wrote to memory of 1656 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 106 PID 3604 wrote to memory of 1656 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 106 PID 3604 wrote to memory of 1256 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 109 PID 3604 wrote to memory of 1256 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 109 PID 1256 wrote to memory of 5060 1256 cmd.exe 111 PID 1256 wrote to memory of 5060 1256 cmd.exe 111 PID 3604 wrote to memory of 3644 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 113 PID 3604 wrote to memory of 3644 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 113 PID 3604 wrote to memory of 3644 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 113 PID 3604 wrote to memory of 4180 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 115 PID 3604 wrote to memory of 4180 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 115 PID 3604 wrote to memory of 4180 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 115 PID 3604 wrote to memory of 3320 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 117 PID 3604 wrote to memory of 3320 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 117 PID 3604 wrote to memory of 3320 3604 01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe 117 PID 3320 wrote to memory of 2300 3320 csrss.exe 118 PID 3320 wrote to memory of 2300 3320 csrss.exe 118 PID 3320 wrote to memory of 2300 3320 csrss.exe 118 PID 3320 wrote to memory of 4572 3320 csrss.exe 124 PID 3320 wrote to memory of 4572 3320 csrss.exe 124 PID 3320 wrote to memory of 4572 3320 csrss.exe 124 PID 3320 wrote to memory of 4480 3320 csrss.exe 126 PID 3320 wrote to memory of 4480 3320 csrss.exe 126 PID 3320 wrote to memory of 4480 3320 csrss.exe 126 PID 3320 wrote to memory of 2300 3320 csrss.exe 128 PID 3320 wrote to memory of 2300 3320 csrss.exe 128 PID 4376 wrote to memory of 412 4376 windefender.exe 135 PID 4376 wrote to memory of 412 4376 windefender.exe 135 PID 4376 wrote to memory of 412 4376 windefender.exe 135 PID 412 wrote to memory of 4684 412 cmd.exe 136 PID 412 wrote to memory of 4684 412 cmd.exe 136 PID 412 wrote to memory of 4684 412 cmd.exe 136 -
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\01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe"C:\Users\Admin\AppData\Local\Temp\01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1316
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C:\Users\Admin\AppData\Local\Temp\01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.exe"C:\Users\Admin\AppData\Local\Temp\01ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2.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:3604 -
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:1656
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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:1256 -
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:5060
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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:3644
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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:4180
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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:3320 -
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:2300
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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:4484
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3064
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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:4572
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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:4480
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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:2300
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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:3824
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4376 -
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:412 -
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:4684
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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 --field-trial-handle=1032,i,13640054265074968359,8146127767143474550,262144 --variations-seed-version --mojo-platform-channel-handle=4176 /prefetch:81⤵PID:1472
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2600
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
MD571b134bd570da4d12bfab8fd2db2eb17
SHA12946291d6191cea1c20e0a261d835267647704e3
SHA25654fb4373c9e10dd974fceb914ab8010c2e4a717d3585cbf15eb3928857b7ba4a
SHA512864c3e3f76924839d2220fa9b0111795b20edde05c853bfcb8f0cd0c49bc4a8e623db1857ec746b527f60ff2a72ff327cd2f7393cc2ffe2c401733e17b633df3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eceef5130f836a2adfe427b73f1f24e2
SHA1db8b5691bab22d46473c33157bd67206c77c8a7e
SHA256838fe0dcd850537cd8785c7ae98511765652756330dad1aa9cf2a75e94dd7d10
SHA5125706637ec10e730fb0c19f880cf7a4037ce0a4fb4be0dfd8c3131812cb7aade9ba6685304bd4e288b72d2b140e467396ec2b64b999180c2d221f16be8bb55dd9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD572b8d4b500bcfb731fb48c67edd81062
SHA18b1a154bb907396960c96f1f45b453c2e480d3fd
SHA256e2ab5aa88baae58cf97fd383923dcbcfa0d3c50489213129f66ee3e689c8a350
SHA512f00e340a74eb8d3955660cde68077b371e7c5f348f2cd1d5cfeaac620e487c37e346cae8b1df768c1c7736d16233087d9c39bfe6782505d7cdcf221312f50b87
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56bc4de7ffab88372ef5accc018c76a3c
SHA1fe82bff196c20df3b76656ac6316562572cbe5b2
SHA256f634f3c054f11036ade4b3f1d2bc50170009c33d4182be409dee06ac17e418a0
SHA51293f67f3bf2730ad87b04d3b868bb17b00cb03985af241a8e7a59677427d58c5f1d6af297582b0f31647c566e8c853c090bb460fa0bdedf010aa092c3a85c658c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58200ae618f50dd6ff9844cb758a7194a
SHA1079829628fb26a106b6794325f4f5a9221d19ae4
SHA256db5dc0925bb2467550f47c5edde5c2bd758456ecbfc1be4af19cc2c4d31cda0e
SHA512a343af8a5c82ea82c81fc8a238f52d76cf99838b1e9ea752c199fb1f27f44ae4dfc9fc51025494da080b95d50b98cd91cc30871caac6fc306edd1a7bcc4c9463
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Filesize
4.1MB
MD51f493ef21db9de35567a2f325ba5fac2
SHA1e16912651d3ba8ddbafdbee017b7e0a3f8ebefa8
SHA25601ac48ba3cb10c650f493710fd391044c01a5fb9d7c9b665178711e74128b4a2
SHA51224b34ab90b7569d0a31ebbb45c8550fc98b1957a154fb15432f5b4b3b490f80284952ee9bb98e47a4987f1394ef97246a6a54dcaf01d5ce225eddb65d9b32e7c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec