Analysis
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max time kernel
149s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-05-2024 21:47
Static task
static1
Behavioral task
behavioral1
Sample
94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe
Resource
win10v2004-20240426-en
General
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Target
94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe
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Size
4.1MB
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MD5
f629b74ca82e982a2b889e450fd0fb58
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SHA1
e6c7694c3f3b5659e69d5f8e44f08dab3887af2a
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SHA256
94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30
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SHA512
4916523a34e09e26a53d79ee0b5db7c1db6cf7c41ff54323d6784aadeb3f2034943dd5148e6a44cb83380dece67b9692722486ed68e0ed91b4430ea9d3deec34
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SSDEEP
98304:sX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0r2:sXPWAwQyCdJYw8Kgg2
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4452-2-0x0000000004A80000-0x000000000536B000-memory.dmp family_glupteba behavioral2/memory/4452-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4452-96-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/4452-119-0x0000000004A80000-0x000000000536B000-memory.dmp family_glupteba behavioral2/memory/4452-147-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2772-146-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-202-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-213-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-216-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-220-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-225-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-229-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-232-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-236-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-240-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-245-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-248-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-252-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral2/memory/3220-256-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4888 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3220 csrss.exe 3304 injector.exe 5044 windefender.exe 5028 windefender.exe -
resource yara_rule behavioral2/files/0x001a00000002ab42-206.dat upx behavioral2/memory/5044-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/5044-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/5028-217-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/5028-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe File created C:\Windows\rss\csrss.exe 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.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 4788 sc.exe -
pid Process 4660 powershell.exe 2768 powershell.exe 5060 powershell.exe 3908 powershell.exe 3932 powershell.exe 5080 powershell.exe 1844 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 4208 schtasks.exe 2108 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.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,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.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,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 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" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1844 powershell.exe 1844 powershell.exe 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 4660 powershell.exe 4660 powershell.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 2768 powershell.exe 2768 powershell.exe 5060 powershell.exe 5060 powershell.exe 3908 powershell.exe 3908 powershell.exe 3932 powershell.exe 3932 powershell.exe 5080 powershell.exe 5080 powershell.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3220 csrss.exe 3220 csrss.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3220 csrss.exe 3220 csrss.exe 3304 injector.exe 3304 injector.exe 3220 csrss.exe 3220 csrss.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe 3304 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1844 powershell.exe Token: SeDebugPrivilege 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Token: SeImpersonatePrivilege 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe Token: SeDebugPrivilege 4660 powershell.exe Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 5060 powershell.exe Token: SeDebugPrivilege 3908 powershell.exe Token: SeDebugPrivilege 3932 powershell.exe Token: SeDebugPrivilege 5080 powershell.exe Token: SeSystemEnvironmentPrivilege 3220 csrss.exe Token: SeSecurityPrivilege 4788 sc.exe Token: SeSecurityPrivilege 4788 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4452 wrote to memory of 1844 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 80 PID 4452 wrote to memory of 1844 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 80 PID 4452 wrote to memory of 1844 4452 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 80 PID 2772 wrote to memory of 4660 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 87 PID 2772 wrote to memory of 4660 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 87 PID 2772 wrote to memory of 4660 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 87 PID 2772 wrote to memory of 4592 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 89 PID 2772 wrote to memory of 4592 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 89 PID 4592 wrote to memory of 4888 4592 cmd.exe 91 PID 4592 wrote to memory of 4888 4592 cmd.exe 91 PID 2772 wrote to memory of 2768 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 92 PID 2772 wrote to memory of 2768 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 92 PID 2772 wrote to memory of 2768 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 92 PID 2772 wrote to memory of 5060 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 94 PID 2772 wrote to memory of 5060 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 94 PID 2772 wrote to memory of 5060 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 94 PID 2772 wrote to memory of 3220 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 96 PID 2772 wrote to memory of 3220 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 96 PID 2772 wrote to memory of 3220 2772 94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe 96 PID 3220 wrote to memory of 3908 3220 csrss.exe 97 PID 3220 wrote to memory of 3908 3220 csrss.exe 97 PID 3220 wrote to memory of 3908 3220 csrss.exe 97 PID 3220 wrote to memory of 3932 3220 csrss.exe 102 PID 3220 wrote to memory of 3932 3220 csrss.exe 102 PID 3220 wrote to memory of 3932 3220 csrss.exe 102 PID 3220 wrote to memory of 5080 3220 csrss.exe 105 PID 3220 wrote to memory of 5080 3220 csrss.exe 105 PID 3220 wrote to memory of 5080 3220 csrss.exe 105 PID 3220 wrote to memory of 3304 3220 csrss.exe 107 PID 3220 wrote to memory of 3304 3220 csrss.exe 107 PID 5044 wrote to memory of 1372 5044 windefender.exe 113 PID 5044 wrote to memory of 1372 5044 windefender.exe 113 PID 5044 wrote to memory of 1372 5044 windefender.exe 113 PID 1372 wrote to memory of 4788 1372 cmd.exe 114 PID 1372 wrote to memory of 4788 1372 cmd.exe 114 PID 1372 wrote to memory of 4788 1372 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe"C:\Users\Admin\AppData\Local\Temp\94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4452 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1844
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C:\Users\Admin\AppData\Local\Temp\94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.exe"C:\Users\Admin\AppData\Local\Temp\94d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30.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:2772 -
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:4660
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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:4592 -
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:4888
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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:2768
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5060
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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:3220 -
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:3908
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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:4208
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2080
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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:3932
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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:5080
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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:3304
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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:2108
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5044 -
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:1372 -
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:4788
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5028
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c507102efc9d6e4ab6ec995d066895f5
SHA15112993ebca999dfe84e2631d93ceb4d8fb21fcc
SHA25682f9ce30c283c9c24ed574f5bff01260199abc5adb7d438a8b642b5603148a7b
SHA5127d4bc0a1cbc930f6e82b424e2381b96bdc2c281f25115a9e631d338536fd233343d0b2b9df34ec4a002458354337ca8057c8fc9e19214a6a589e471a6b96d702
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df6fac0b52da809764bdbd1688781e5b
SHA12d06642cbc32569f65be111f552ba3cd044b40e8
SHA256a8ae69883832d976976ed64b024e1fac5bac350f98d94e14898150629d5c8b61
SHA5127b6c2d71c2a9ef6750fd0611692a3762930f0844edf6a571884636a06adcccf94e2a634a435cf3173119090256766a94593f141544f07d1ddd2601d1eecbd1e2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50eccf2d7a74ef5006eed0d861363c37d
SHA1569d22aee3ea10363a1d5fdb3d943b18d9552d48
SHA256a0a004e58bdc293e90c00a6fa0e98819bc2af78e285bf16432e81e6f9b620277
SHA5120ac8c3a7e5caa2e46084a4fbe3165ba4d005b63475321390cc515bfbb91a70e69fdc560b175579ef62e15e58ef2564c7eccc8ffd456a7c79e7de21399820fb64
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD526cd0c6f61115142ed60fe8f5da14579
SHA1a889b6b0f482d10bf37736537d65cd2df7480cbc
SHA256d2bf539fb1f333f066d39f02f0bff6caccdb5e9d99cc56a4210ed591716a1256
SHA512c5ab927d13561f8b5bfffcf56504b7d70dcccb5d56c1a26561359fa9d35062fed19d9c148d06468a5a4f295e0eed12a001775338f3efe6ee453fd04588cc64e1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5077d4bcef2bc47e62be18a17e3dea71a
SHA1f80b30c6e1e98faa7c2a643a5d6215f2c1dc2f8e
SHA256f017e10561bed4ebd1b4cea90cc067246134c72aa0006389d328d66402df6912
SHA5123ab8d34edf7815ef7fedc46bd856d952685c1c19fc742d4de7c0d8c382e489c75eadcf7347491f360a5b4173199094ca48c53ba609bdff09d4c17270a88eb9d3
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Filesize
4.1MB
MD5f629b74ca82e982a2b889e450fd0fb58
SHA1e6c7694c3f3b5659e69d5f8e44f08dab3887af2a
SHA25694d6d2287e5dc5db4becac7c0982ca7cc1cbdea6ba3e836f322aa43deb248e30
SHA5124916523a34e09e26a53d79ee0b5db7c1db6cf7c41ff54323d6784aadeb3f2034943dd5148e6a44cb83380dece67b9692722486ed68e0ed91b4430ea9d3deec34
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec