Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 14:10
Static task
static1
Behavioral task
behavioral1
Sample
02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe
Resource
win10v2004-20240412-en
General
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Target
02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe
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Size
4.2MB
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MD5
ddfbe9d3ae995263ffffc5db587027de
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SHA1
04c58b00b758312816ac2447a431dceb1b89bf4f
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SHA256
02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605
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SHA512
5b3cc952c550b972fb9774d1c08b1cc1d919f40f11c900b5a82c569bd3b33f191266f162fdc348a6bb1339e7d57a53634e5b3a4bbadd35f8910439ff7e553865
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SSDEEP
98304:Lu15A1GiNRFuKfVvdEh8/k6ld6teGU//blllQO5EUt0+BFZRUpdVYS:LaARFuKJWhQkavn//blllQdNaFDGXF
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/2180-2-0x0000000003E70000-0x000000000475B000-memory.dmp family_glupteba behavioral1/memory/2180-3-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/2180-45-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1192-49-0x0000000003E40000-0x000000000472B000-memory.dmp family_glupteba behavioral1/memory/2180-48-0x0000000003E70000-0x000000000475B000-memory.dmp family_glupteba behavioral1/memory/1192-50-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1192-131-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/1192-153-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-258-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-267-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-270-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-273-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-276-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-279-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-282-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-285-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-288-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-291-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-294-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-297-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba behavioral1/memory/852-300-0x0000000000400000-0x0000000001DFD000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4332 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 852 csrss.exe 1848 injector.exe 4808 windefender.exe 3568 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023478-261.dat upx behavioral1/memory/4808-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3568-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3568-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\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 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe File created C:\Windows\rss\csrss.exe 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.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 4884 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 996 5012 WerFault.exe 90 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3620 schtasks.exe 4564 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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\26\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.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\26\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\26\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5012 powershell.exe 5012 powershell.exe 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 3608 powershell.exe 3608 powershell.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 808 powershell.exe 808 powershell.exe 4296 powershell.exe 4296 powershell.exe 1440 powershell.exe 1440 powershell.exe 4392 powershell.exe 4392 powershell.exe 4956 powershell.exe 4956 powershell.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 852 csrss.exe 852 csrss.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 852 csrss.exe 852 csrss.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 852 csrss.exe 852 csrss.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe 1848 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5012 powershell.exe Token: SeDebugPrivilege 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Token: SeImpersonatePrivilege 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe Token: SeDebugPrivilege 3608 powershell.exe Token: SeDebugPrivilege 808 powershell.exe Token: SeDebugPrivilege 4296 powershell.exe Token: SeDebugPrivilege 1440 powershell.exe Token: SeDebugPrivilege 4392 powershell.exe Token: SeDebugPrivilege 4956 powershell.exe Token: SeSystemEnvironmentPrivilege 852 csrss.exe Token: SeSecurityPrivilege 4884 sc.exe Token: SeSecurityPrivilege 4884 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2180 wrote to memory of 5012 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 90 PID 2180 wrote to memory of 5012 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 90 PID 2180 wrote to memory of 5012 2180 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 90 PID 1192 wrote to memory of 3608 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 99 PID 1192 wrote to memory of 3608 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 99 PID 1192 wrote to memory of 3608 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 99 PID 1192 wrote to memory of 2956 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 101 PID 1192 wrote to memory of 2956 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 101 PID 2956 wrote to memory of 4332 2956 cmd.exe 103 PID 2956 wrote to memory of 4332 2956 cmd.exe 103 PID 1192 wrote to memory of 808 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 104 PID 1192 wrote to memory of 808 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 104 PID 1192 wrote to memory of 808 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 104 PID 1192 wrote to memory of 4296 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 106 PID 1192 wrote to memory of 4296 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 106 PID 1192 wrote to memory of 4296 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 106 PID 1192 wrote to memory of 852 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 108 PID 1192 wrote to memory of 852 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 108 PID 1192 wrote to memory of 852 1192 02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe 108 PID 852 wrote to memory of 1440 852 csrss.exe 109 PID 852 wrote to memory of 1440 852 csrss.exe 109 PID 852 wrote to memory of 1440 852 csrss.exe 109 PID 852 wrote to memory of 4392 852 csrss.exe 114 PID 852 wrote to memory of 4392 852 csrss.exe 114 PID 852 wrote to memory of 4392 852 csrss.exe 114 PID 852 wrote to memory of 4956 852 csrss.exe 117 PID 852 wrote to memory of 4956 852 csrss.exe 117 PID 852 wrote to memory of 4956 852 csrss.exe 117 PID 852 wrote to memory of 1848 852 csrss.exe 119 PID 852 wrote to memory of 1848 852 csrss.exe 119 PID 4808 wrote to memory of 3360 4808 windefender.exe 126 PID 4808 wrote to memory of 3360 4808 windefender.exe 126 PID 4808 wrote to memory of 3360 4808 windefender.exe 126 PID 3360 wrote to memory of 4884 3360 cmd.exe 127 PID 3360 wrote to memory of 4884 3360 cmd.exe 127 PID 3360 wrote to memory of 4884 3360 cmd.exe 127 -
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\02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe"C:\Users\Admin\AppData\Local\Temp\02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 25123⤵
- Program crash
PID:996
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C:\Users\Admin\AppData\Local\Temp\02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.exe"C:\Users\Admin\AppData\Local\Temp\02c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605.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:1192 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3608
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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:2956 -
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:4332
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:808
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4296
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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:852 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1440
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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:3620
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4848
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4956
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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:1848
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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:4564
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4808 -
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:3360 -
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:4884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 5012 -ip 50121⤵PID:1976
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3568
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ded5449fa58f0519870a2223305bfc96
SHA12db02e1e03e203fc4c5d299038a5e0c2cc564a1d
SHA256db16eab4bd65c1de374a85b77bf74f0bd5434cbda1c59d6779587ea3dd89567d
SHA512c81f58fed2ca0f4371eab82317d9ec27fc3a68759e4768ba02edb9c3e5892dc1a581a3ccace5b48614c7b38029cdf17fe2be1ca37ccc90c6bb63fea4df5b38ea
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d6178cfd9f9b120ee9fadf4bb9990689
SHA170efae9c8ad827b0089786fe6e6cc1636e4c3cea
SHA25689ca55b9b13b791025fa501c92832e782f5d85d7bf1e6eccfca60ba2e1cd8b1c
SHA512bcab50b153436d6df685ceec485ae9fb9e66daf9b0afb1399dd6b2f93afbb8d1fe3775d31da2bb173015b93c0fbca2564698f80d4440b6e6f100c9810dce3968
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cb3188d1b453795e7d7188cbaa3561be
SHA136c2810bad1d0f31c2698c3d00d12bfed9ae0db7
SHA256f11dbc40924fd2d3950976f14653f4923751057895cbf1397babb596d08de49a
SHA51282dbce82a73c5163655470a5a50965f47ad1f03754da38905290ac92d88fb09cbf617471a3ddd280b1e009e2c003a8943a62982148c58d64c8f6d25c52ef75c4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50d014155ab8d58dc2f24b4ec7b8521b5
SHA1a03b06f6c404572bf8f690c33d922497067c6439
SHA2568d0f2fc90b990b55a144f345e5800bc9522db345a73756ad78571e57580de1b6
SHA512d6d137e2af0569b2d8770517d45f1cfa17bac1c6d87e37c99c5c0d995b66f46f8443a6e738ba486fb08676ecbfbe77412bdfe9e77d963473f9e6b6b522a35635
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55673cb980913567f50e8caf2318483e6
SHA12c55a6492c5aea0c4b03ab622187c2d2e885cc29
SHA256f318091d4a80acfc82105cdd9370b25355fb240d7f6c8d4001209fa7a1f845be
SHA512727884afa9484f67933f1abb0b9f942db50269be62257d8f44beaea3c43462cc11ba45014c85f3036392f1f95a20d712c1813a823de3b5b7df1ff017bed078bc
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Filesize
4.2MB
MD5ddfbe9d3ae995263ffffc5db587027de
SHA104c58b00b758312816ac2447a431dceb1b89bf4f
SHA25602c83cc25125b11264c1b0e28694a0914e0b6ed7eaf36a8f550e7a81c0ab0605
SHA5125b3cc952c550b972fb9774d1c08b1cc1d919f40f11c900b5a82c569bd3b33f191266f162fdc348a6bb1339e7d57a53634e5b3a4bbadd35f8910439ff7e553865
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec