Analysis
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max time kernel
149s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
17-05-2024 23:51
Static task
static1
Behavioral task
behavioral1
Sample
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe
Resource
win10v2004-20240508-en
General
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Target
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe
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Size
4.1MB
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MD5
202255c6244fc49083352f47573f5307
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SHA1
f6efcb24bd73a19924bb97cd3e99e24b831ccd1d
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SHA256
c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2
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SHA512
8cd390a91732612b9f12f58ec4822e18c7dff798e01ac93f5bb68aca20bf86ce8724c4b13faa35c8bd47a35bed682afb4483080a1c774f3f66996debd848479f
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SSDEEP
98304:ZqqJgO7W9SnF2QTYg7Hzo9TU2Df9e/pZ+O7BTR2yKUS:ZqqJgO7W9SnJ3gf8jHXKh
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2360-2-0x0000000004DF0000-0x00000000056DB000-memory.dmp family_glupteba behavioral2/memory/2360-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2360-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2360-54-0x0000000004DF0000-0x00000000056DB000-memory.dmp family_glupteba behavioral2/memory/2360-51-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/5040-125-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-204-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-214-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-218-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-220-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-222-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-224-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-228-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-230-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-234-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral2/memory/3140-236-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2252 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3140 csrss.exe 352 injector.exe 3560 windefender.exe 1564 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa2a-207.dat upx behavioral2/memory/3560-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1564-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3560-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1564-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1564-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File 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 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 -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe File created C:\Windows\rss\csrss.exe c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1568 sc.exe -
pid Process 3388 powershell.exe 3560 powershell.exe 2696 powershell.exe 4736 powershell.exe 1360 powershell.exe 1148 powershell.exe 3904 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1104 schtasks.exe 4660 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.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\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight 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" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3388 powershell.exe 3388 powershell.exe 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 3560 powershell.exe 3560 powershell.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 2696 powershell.exe 2696 powershell.exe 4736 powershell.exe 4736 powershell.exe 1360 powershell.exe 1360 powershell.exe 1148 powershell.exe 1148 powershell.exe 3904 powershell.exe 3904 powershell.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 3140 csrss.exe 3140 csrss.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 3140 csrss.exe 3140 csrss.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 3140 csrss.exe 3140 csrss.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe 352 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3388 powershell.exe Token: SeDebugPrivilege 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Token: SeImpersonatePrivilege 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe Token: SeDebugPrivilege 3560 powershell.exe Token: SeDebugPrivilege 2696 powershell.exe Token: SeDebugPrivilege 4736 powershell.exe Token: SeDebugPrivilege 1360 powershell.exe Token: SeDebugPrivilege 1148 powershell.exe Token: SeDebugPrivilege 3904 powershell.exe Token: SeSystemEnvironmentPrivilege 3140 csrss.exe Token: SeSecurityPrivilege 1568 sc.exe Token: SeSecurityPrivilege 1568 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2360 wrote to memory of 3388 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 82 PID 2360 wrote to memory of 3388 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 82 PID 2360 wrote to memory of 3388 2360 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 82 PID 5040 wrote to memory of 3560 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 5040 wrote to memory of 3560 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 5040 wrote to memory of 3560 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 87 PID 5040 wrote to memory of 1484 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 89 PID 5040 wrote to memory of 1484 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 89 PID 1484 wrote to memory of 2252 1484 cmd.exe 91 PID 1484 wrote to memory of 2252 1484 cmd.exe 91 PID 5040 wrote to memory of 2696 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 92 PID 5040 wrote to memory of 2696 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 92 PID 5040 wrote to memory of 2696 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 92 PID 5040 wrote to memory of 4736 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 94 PID 5040 wrote to memory of 4736 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 94 PID 5040 wrote to memory of 4736 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 94 PID 5040 wrote to memory of 3140 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 96 PID 5040 wrote to memory of 3140 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 96 PID 5040 wrote to memory of 3140 5040 c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe 96 PID 3140 wrote to memory of 1360 3140 csrss.exe 97 PID 3140 wrote to memory of 1360 3140 csrss.exe 97 PID 3140 wrote to memory of 1360 3140 csrss.exe 97 PID 3140 wrote to memory of 1148 3140 csrss.exe 103 PID 3140 wrote to memory of 1148 3140 csrss.exe 103 PID 3140 wrote to memory of 1148 3140 csrss.exe 103 PID 3140 wrote to memory of 3904 3140 csrss.exe 105 PID 3140 wrote to memory of 3904 3140 csrss.exe 105 PID 3140 wrote to memory of 3904 3140 csrss.exe 105 PID 3140 wrote to memory of 352 3140 csrss.exe 107 PID 3140 wrote to memory of 352 3140 csrss.exe 107 PID 3560 wrote to memory of 1484 3560 windefender.exe 113 PID 3560 wrote to memory of 1484 3560 windefender.exe 113 PID 3560 wrote to memory of 1484 3560 windefender.exe 113 PID 1484 wrote to memory of 1568 1484 cmd.exe 114 PID 1484 wrote to memory of 1568 1484 cmd.exe 114 PID 1484 wrote to memory of 1568 1484 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3388
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C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.exe"C:\Users\Admin\AppData\Local\Temp\c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2.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:5040 -
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:3560
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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:1484 -
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:2252
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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:2696
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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:4736
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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:3140 -
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:1360
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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:1104
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4700
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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:1148
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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:3904
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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:352
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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:4660
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3560 -
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:1484 -
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:1568
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1564
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5795a60df8b9f9fa69f578e6e44578c99
SHA1792aa7fe2c7444096a1813be7f65f10ce0005298
SHA256ceac753deafe69a90621383ea3552f6fe7aeb2a2b18cf4843df613d0d52031ff
SHA512858ed7ee8e2a59c026aad0716357a0cf5ee1f1ab23bf6deb388ac8659c13848326a5e52c2abd4cb02537fe38ab8f604e5140d0cd3ef2b8203acf878e6e962093
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50c2d2053f54cbaf736aebc3f8c904be5
SHA1241492bb675c494da8de845cabc453334eaaed99
SHA256172ef606306ea2ac341c38d96d59ed1430358d20ce70901140711f4df2c25667
SHA512f8728a4a5fbbcb15df6f81613a19d30ad8c2efa0beb5be99310f047f1fb1e87067433306f7e5ef85c5f7f0754afb7433a2e92998eca8565f06581f4d2e5d656c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bc57d8c7cc3377d63399d68c1c051912
SHA1d1a26181e35dc3c97c785ab224f8d5434e70f341
SHA25699bf5b4da464a4a6f6cce029abc08c09a054e1bcd4086dd0f19a31a828b9fcc8
SHA5126619535d43b37903999d0b464e041cd251072a8f1a4b475a0f157a37cc58f086f514edbd219adff84a604a7d8de40b33b665f5d67a9a8ce8342fd101f6fe7a50
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dc55ef7e0c278aaa3852abbdf22672ae
SHA105a8cbd64b1d092352e73e9364b50057e2f48737
SHA2568a10d059a1afd626dcf71534a3925035fafad392923080b163515ea432ba1e26
SHA512c9c843e6d40817b0be36641f0716f822d5eaae2545061f1dba61e70f9b6df5a325a41b2a61f64108c20d4495c646e5a20158fdd03668128b96419601d4fda982
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b390eaf2b464d28ab42cd93d0edcee8
SHA1ac6496f4c5fce79a50f9e1236187f25a629beb5b
SHA25613ee8f760441fd1b00acb4907b310cac8937554e7e55eaf9865dc22d9f3e6683
SHA5123e178dc85cffd895fdfa95c8d79870e9a100c7c341178aebfd9384b1d5dc29abbe24d3148d9bc57916352992ddc31077d37c50a116a8d93b5cdd44315ac6e185
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Filesize
4.1MB
MD5202255c6244fc49083352f47573f5307
SHA1f6efcb24bd73a19924bb97cd3e99e24b831ccd1d
SHA256c6d2f3e89d511c7b67642525d0a50607659aaedfe20e9eb89c0660bf9fe750f2
SHA5128cd390a91732612b9f12f58ec4822e18c7dff798e01ac93f5bb68aca20bf86ce8724c4b13faa35c8bd47a35bed682afb4483080a1c774f3f66996debd848479f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec