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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19/05/2024, 09:01
Static task
static1
Behavioral task
behavioral1
Sample
ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe
Resource
win10v2004-20240508-en
General
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Target
ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe
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Size
4.1MB
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MD5
f74032249534149635b2fcd250d72464
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SHA1
91046809dd783745341e3164967a29eea45631f8
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SHA256
ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2
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SHA512
5e7ab99da976d07cfb162c95f4b2d5c8264b47119f19b5660944efc6614ed34e5c28ffd8f7886ff3d1031f87bbd21350bda2c8a80c6966cc3a9b521fa7e5294f
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SSDEEP
98304:AvCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P1s:AvC3DFSWO/BjYGk1PnXHoWWZ1za6Ns
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4024-2-0x00000000043D0000-0x0000000004CBB000-memory.dmp family_glupteba behavioral1/memory/4024-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4024-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4024-55-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4024-57-0x00000000043D0000-0x0000000004CBB000-memory.dmp family_glupteba behavioral1/memory/852-133-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-218-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-228-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-229-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-232-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-234-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-236-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-237-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-240-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-242-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-244-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-246-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-248-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4560-250-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4864 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4560 csrss.exe 632 injector.exe 1400 windefender.exe 1328 windefender.exe -
resource yara_rule behavioral1/files/0x000a00000002344f-221.dat upx behavioral1/memory/1400-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1328-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1400-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1328-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1328-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\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 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe File created C:\Windows\rss\csrss.exe ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.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 2356 sc.exe -
pid Process 3844 powershell.exe 764 powershell.exe 3976 powershell.exe 2000 powershell.exe 764 powershell.exe 4364 powershell.exe 1200 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3664 4024 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4912 schtasks.exe 1596 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.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\Microsoft\SystemCertificates\TrustedPeople\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,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.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" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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,-382 = "South Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3976 powershell.exe 3976 powershell.exe 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 2000 powershell.exe 2000 powershell.exe 2000 powershell.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 764 powershell.exe 764 powershell.exe 764 powershell.exe 4364 powershell.exe 4364 powershell.exe 4364 powershell.exe 1200 powershell.exe 1200 powershell.exe 3844 powershell.exe 3844 powershell.exe 764 powershell.exe 764 powershell.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 4560 csrss.exe 4560 csrss.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 4560 csrss.exe 4560 csrss.exe 632 injector.exe 632 injector.exe 4560 csrss.exe 4560 csrss.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe 632 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3976 powershell.exe Token: SeDebugPrivilege 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Token: SeImpersonatePrivilege 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe Token: SeDebugPrivilege 2000 powershell.exe Token: SeDebugPrivilege 764 powershell.exe Token: SeDebugPrivilege 4364 powershell.exe Token: SeDebugPrivilege 1200 powershell.exe Token: SeDebugPrivilege 3844 powershell.exe Token: SeDebugPrivilege 764 powershell.exe Token: SeSystemEnvironmentPrivilege 4560 csrss.exe Token: SeSecurityPrivilege 2356 sc.exe Token: SeSecurityPrivilege 2356 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4024 wrote to memory of 3976 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 84 PID 4024 wrote to memory of 3976 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 84 PID 4024 wrote to memory of 3976 4024 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 84 PID 852 wrote to memory of 2000 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 100 PID 852 wrote to memory of 2000 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 100 PID 852 wrote to memory of 2000 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 100 PID 852 wrote to memory of 316 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 104 PID 852 wrote to memory of 316 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 104 PID 316 wrote to memory of 4864 316 cmd.exe 106 PID 316 wrote to memory of 4864 316 cmd.exe 106 PID 852 wrote to memory of 764 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 108 PID 852 wrote to memory of 764 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 108 PID 852 wrote to memory of 764 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 108 PID 852 wrote to memory of 4364 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 112 PID 852 wrote to memory of 4364 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 112 PID 852 wrote to memory of 4364 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 112 PID 852 wrote to memory of 4560 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 115 PID 852 wrote to memory of 4560 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 115 PID 852 wrote to memory of 4560 852 ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe 115 PID 4560 wrote to memory of 1200 4560 csrss.exe 116 PID 4560 wrote to memory of 1200 4560 csrss.exe 116 PID 4560 wrote to memory of 1200 4560 csrss.exe 116 PID 4560 wrote to memory of 3844 4560 csrss.exe 121 PID 4560 wrote to memory of 3844 4560 csrss.exe 121 PID 4560 wrote to memory of 3844 4560 csrss.exe 121 PID 4560 wrote to memory of 764 4560 csrss.exe 124 PID 4560 wrote to memory of 764 4560 csrss.exe 124 PID 4560 wrote to memory of 764 4560 csrss.exe 124 PID 4560 wrote to memory of 632 4560 csrss.exe 126 PID 4560 wrote to memory of 632 4560 csrss.exe 126 PID 1400 wrote to memory of 2764 1400 windefender.exe 134 PID 1400 wrote to memory of 2764 1400 windefender.exe 134 PID 1400 wrote to memory of 2764 1400 windefender.exe 134 PID 2764 wrote to memory of 2356 2764 cmd.exe 135 PID 2764 wrote to memory of 2356 2764 cmd.exe 135 PID 2764 wrote to memory of 2356 2764 cmd.exe 135 -
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\ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe"C:\Users\Admin\AppData\Local\Temp\ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3976
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C:\Users\Admin\AppData\Local\Temp\ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.exe"C:\Users\Admin\AppData\Local\Temp\ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2.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:852 -
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:2000
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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:316 -
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:4864
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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:764
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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:4364
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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:4560 -
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:1200
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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:4912
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4992
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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:3844
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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:764
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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:632
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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:1596
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1400 -
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:2764 -
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:2356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 8762⤵
- Program crash
PID:3664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4024 -ip 40241⤵PID:4476
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1328
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
MD560e25a3e55c16aa8bdfca3fb2a0fe534
SHA1366610d33bf897fb0420ae905761f9c9ee97bc60
SHA2563570c5f51e22f9eb13d5126265dca659b11f17cc0319d066747cc7c7d174c1ae
SHA512686595c8c99fb851035ad27426eb71938ea3bb9a93dcd8faf6b958d943d3a923e9d2707c6d63b4adc0228510d39b7db5def5bc130e155e30fe804b147a01c00e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57397327ac2841f85b92d199cffa958d6
SHA1b5647c952f5dfbee3cc060f95da8bda1c18f8d1b
SHA2565862af29fde43545396479a4facf8130179ffe759c38305b1207f2daa6fdef9a
SHA512533678ab696e413ff57ac52a0257352cade695d99873d5bf14c5536de9251d68618a7b105570343342846eee57bfdc8b22010dea3504ab39cac6350bfe6a7552
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD525744243aa6903ed85a29e278f45769d
SHA167a4fc5fc1db8754ca9e3a5c6efe77c85c10fa97
SHA256b9cb44421d7eac560cb8b2904013ad7d6047ceb70c4cca615b13066602f934de
SHA5121041ceb6797b8be66415ff4437d519d183f5a633654db8245eb51a7c96a0a425a1f27bbfe5fa84d4d351753400133d7e733cb3616463d37405d4219517fc7846
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD523dc23a01528c90ddf2c4d82f8a72635
SHA1ae4decb6cf67a6eb22237e2b41331f4dc251c5b8
SHA256ff72e457171c820ba9d2ab5d7d1f7e8047fcd1f50e3a55184a4d03faa48c4d42
SHA5128ad4014c8722eabc7bc39f4793ae1acd322012d9de0241eb1be43d1b8a54b2f01f9d62b6c90bed1f82a29bf1fd39dce22d6ca5b2104f3e5e326616c3f3b99801
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52c6d81a7e828280bd384e63f49c5907a
SHA1d5ece707a5bac5917f66d51396d4d77fa75f10c1
SHA256372665c23fefe0f90d46d7fca2f2be85f72e5f4ee1ecd2b1989b58e081b8c47b
SHA5121210f1d5c1af19beb5980a30d5cb9f9aea4e8ddb5ca8324e88bbcc56717d185700bdf983d90898d137fa803c1434d2d907970658a107d69daff35b2faafe3a7f
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Filesize
4.1MB
MD5f74032249534149635b2fcd250d72464
SHA191046809dd783745341e3164967a29eea45631f8
SHA256ceabc0452c55bd8674d44988e7a24cf3b3aa6a36104ec28fa30deec8630399c2
SHA5125e7ab99da976d07cfb162c95f4b2d5c8264b47119f19b5660944efc6614ed34e5c28ffd8f7886ff3d1031f87bbd21350bda2c8a80c6966cc3a9b521fa7e5294f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec