Analysis
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max time kernel
150s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 12:50
Static task
static1
Behavioral task
behavioral1
Sample
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe
Resource
win10v2004-20240426-en
General
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Target
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe
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Size
4.1MB
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MD5
a94b03843a73d6bfacbb3179f3e36fcd
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SHA1
9911f7545a2e8b9fb4c1f22aa3898448f70aa95d
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SHA256
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94
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SHA512
fcbc33488c5263821e7f950b9100a4c6934a1190e33be52ebe83044b17fc730dc41c190192acbb06dc434349923983f96b117ff073f5358656612a1a7c61dd9f
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SSDEEP
98304:cl9GTbLtL99uWlQGfUFGGhNMfnjCzwWu2csDCx3z+tf:hT3oWlQMUAMlWxj+tf
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/1028-2-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/1028-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1028-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1028-53-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/4564-139-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-206-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4564-207-0x0000000002A30000-0x0000000002E34000-memory.dmp family_glupteba behavioral2/memory/2456-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2456-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4276 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2456 csrss.exe 3656 injector.exe 3680 windefender.exe 1056 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9da-210.dat upx behavioral2/memory/3680-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1056-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3680-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1056-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1056-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1056-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\S-1-5-21-1230210488-3096403634-4129516247-1000\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\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 File created 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 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe File created C:\Windows\rss\csrss.exe ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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 432 sc.exe -
pid Process 3312 powershell.exe 4928 powershell.exe 2740 powershell.exe 1016 powershell.exe 3764 powershell.exe 1712 powershell.exe 3440 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 832 schtasks.exe 2052 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\@tzres.dll,-261 = "GMT 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,-2631 = "Norfolk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-92 = "Pacific SA Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.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" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2842 = "Saratov Standard 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" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4928 powershell.exe 4928 powershell.exe 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 2740 powershell.exe 2740 powershell.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 1016 powershell.exe 1016 powershell.exe 3764 powershell.exe 3764 powershell.exe 1712 powershell.exe 1712 powershell.exe 3440 powershell.exe 3440 powershell.exe 3312 powershell.exe 3312 powershell.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 2456 csrss.exe 2456 csrss.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 2456 csrss.exe 2456 csrss.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 2456 csrss.exe 2456 csrss.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe 3656 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4928 powershell.exe Token: SeDebugPrivilege 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Token: SeImpersonatePrivilege 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Token: SeDebugPrivilege 2740 powershell.exe Token: SeDebugPrivilege 1016 powershell.exe Token: SeDebugPrivilege 3764 powershell.exe Token: SeDebugPrivilege 1712 powershell.exe Token: SeDebugPrivilege 3440 powershell.exe Token: SeDebugPrivilege 3312 powershell.exe Token: SeSystemEnvironmentPrivilege 2456 csrss.exe Token: SeSecurityPrivilege 432 sc.exe Token: SeSecurityPrivilege 432 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1028 wrote to memory of 4928 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 83 PID 1028 wrote to memory of 4928 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 83 PID 1028 wrote to memory of 4928 1028 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 83 PID 4564 wrote to memory of 2740 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 88 PID 4564 wrote to memory of 2740 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 88 PID 4564 wrote to memory of 2740 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 88 PID 4564 wrote to memory of 3172 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 90 PID 4564 wrote to memory of 3172 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 90 PID 3172 wrote to memory of 4276 3172 cmd.exe 92 PID 3172 wrote to memory of 4276 3172 cmd.exe 92 PID 4564 wrote to memory of 1016 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 93 PID 4564 wrote to memory of 1016 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 93 PID 4564 wrote to memory of 1016 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 93 PID 4564 wrote to memory of 3764 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 95 PID 4564 wrote to memory of 3764 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 95 PID 4564 wrote to memory of 3764 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 95 PID 4564 wrote to memory of 2456 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 97 PID 4564 wrote to memory of 2456 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 97 PID 4564 wrote to memory of 2456 4564 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 97 PID 2456 wrote to memory of 1712 2456 csrss.exe 98 PID 2456 wrote to memory of 1712 2456 csrss.exe 98 PID 2456 wrote to memory of 1712 2456 csrss.exe 98 PID 2456 wrote to memory of 3440 2456 csrss.exe 103 PID 2456 wrote to memory of 3440 2456 csrss.exe 103 PID 2456 wrote to memory of 3440 2456 csrss.exe 103 PID 2456 wrote to memory of 3312 2456 csrss.exe 106 PID 2456 wrote to memory of 3312 2456 csrss.exe 106 PID 2456 wrote to memory of 3312 2456 csrss.exe 106 PID 2456 wrote to memory of 3656 2456 csrss.exe 108 PID 2456 wrote to memory of 3656 2456 csrss.exe 108 PID 3680 wrote to memory of 1040 3680 windefender.exe 114 PID 3680 wrote to memory of 1040 3680 windefender.exe 114 PID 3680 wrote to memory of 1040 3680 windefender.exe 114 PID 1040 wrote to memory of 432 1040 cmd.exe 115 PID 1040 wrote to memory of 432 1040 cmd.exe 115 PID 1040 wrote to memory of 432 1040 cmd.exe 115 -
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\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4928
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C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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:4564 -
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:2740
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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:3172 -
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:4276
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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:1016
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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:3764
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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:2456 -
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:1712
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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:832
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4516
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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:3440
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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:3312
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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:3656
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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:2052
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3680 -
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:1040 -
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:432
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1056
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cc869202de58334121db5614141bdbe4
SHA1b33a8aac30986bd06bc09ec9fd5d57666c28c4ca
SHA256e956f642e98682c856aef7864bfe27f21baf21d84d3c4826eb3a05c58bbb9399
SHA512c80a4fbf8128665f11ae758dc5f3aae0f5f78c3d8ba76b47be3699e455261dca6ef7e75703d614c54943c0aff75d7126a09333c9ca304467eb0e518be760a899
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b60adc83d1bc981a8b0358f6ec5fbafc
SHA184828688545dbb7d112106184f8729137136b378
SHA256f2b1ff0877618450238db00259dfefe2e9700acee057ecc5ae09d2ec907fb620
SHA512fb54b0e61b06c9ba812e4aff6b752da9442e1cccb5e08f06f157547ba91d88cd48d4382eda6363ec1d9754b54f6ee41f43eec95b69b492c8894978e4e8fa9cf0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56840dc9f74403153136303155571b63e
SHA1f3ee4beca369986499e23708ede6508c2bafa18d
SHA2563b598b8919b9a984f4a54d424b3cb744d375405bb335c6ed8b4e275d6cf43a3b
SHA512f30f8c005f6f953ef6663ac06e0c511e6ccd030c4cdc3f01cf987a89fd0efad7fb2fd4424ffe6d6d24348102c266fa71818d2f05a9b5c4f69dbf3e429294078e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50ecae2f50464a02699b7cf5ef6e3d91b
SHA1fd4e1c68d645e1134e4497fb65d56b043a28e9eb
SHA2568e673eaf216f8471531bd1d5ae0901fa6564a53672470b58c354092d67f20c07
SHA51211a1d28d3f65665a433ea0194caefd00c0789f3fcbc3d56fc930b75ce4babc25c99fa89152f386148e6f1fc3458db06a485fba50fce2e50f18876abccb5c2199
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD561cee76a83c80abe5a5f9426e09f990a
SHA106d5d6278631cd2b3c3fd5ca023f3d43af33266c
SHA256a525e3ddf80a511863903ef0e622d5c8bbf788514232a53170c85d2a05832114
SHA512e82a0f498473bf58bed40b8f1ff9eb087c30c1a034731001235b88d7d4731bd64781aa0646606324554189034fcbb21f2b64f8e992d1043b0d1c34b0a3552379
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Filesize
4.1MB
MD5a94b03843a73d6bfacbb3179f3e36fcd
SHA19911f7545a2e8b9fb4c1f22aa3898448f70aa95d
SHA256ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94
SHA512fcbc33488c5263821e7f950b9100a4c6934a1190e33be52ebe83044b17fc730dc41c190192acbb06dc434349923983f96b117ff073f5358656612a1a7c61dd9f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec