Analysis
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max time kernel
149s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 12:43
Static task
static1
Behavioral task
behavioral1
Sample
5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe
Resource
win10v2004-20240508-en
General
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Target
5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe
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Size
4.1MB
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MD5
422684bee65340e3d453bc13623bb9fa
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SHA1
8455ff5343b72e5f5ab2db26fde2fef2d7b1563c
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SHA256
5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494
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SHA512
95b809e16157b58b69121b3205b2dd2d3abe1fb4a022d537b5e114bc000e5b9aa61a244f009f795ea609b7877696d3cf18dbe1d9a01192a92af5088f13949983
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SSDEEP
98304:PBVs1p4PpCxl89qkqVHLjfQjDTn2r+Nbe:5a1p4P0l8MfVLMTre
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/3132-2-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3132-51-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1616-74-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1616-131-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-154-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-214-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-225-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-229-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-249-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-252-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/1032-256-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3144 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1032 csrss.exe 1460 injector.exe 116 windefender.exe 2416 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023405-218.dat upx behavioral1/memory/116-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2416-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/116-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2416-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2416-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2416-247-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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 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 File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log 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 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe File created C:\Windows\rss\csrss.exe 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.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 3768 sc.exe -
pid Process 4436 powershell.exe 3768 powershell.exe 3848 powershell.exe 3908 powershell.exe 2828 powershell.exe 348 powershell.exe 1500 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 3860 schtasks.exe 2704 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.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\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.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,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1500 powershell.exe 1500 powershell.exe 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 4436 powershell.exe 4436 powershell.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 3768 powershell.exe 3768 powershell.exe 3848 powershell.exe 3848 powershell.exe 3908 powershell.exe 3908 powershell.exe 2828 powershell.exe 2828 powershell.exe 348 powershell.exe 348 powershell.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1032 csrss.exe 1032 csrss.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1032 csrss.exe 1032 csrss.exe 1460 injector.exe 1460 injector.exe 1032 csrss.exe 1032 csrss.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe 1460 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1500 powershell.exe Token: SeDebugPrivilege 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Token: SeImpersonatePrivilege 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe Token: SeDebugPrivilege 4436 powershell.exe Token: SeDebugPrivilege 3768 powershell.exe Token: SeDebugPrivilege 3848 powershell.exe Token: SeDebugPrivilege 3908 powershell.exe Token: SeDebugPrivilege 2828 powershell.exe Token: SeDebugPrivilege 348 powershell.exe Token: SeSystemEnvironmentPrivilege 1032 csrss.exe Token: SeSecurityPrivilege 3768 sc.exe Token: SeSecurityPrivilege 3768 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3132 wrote to memory of 1500 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 89 PID 3132 wrote to memory of 1500 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 89 PID 3132 wrote to memory of 1500 3132 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 89 PID 1616 wrote to memory of 4436 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 95 PID 1616 wrote to memory of 4436 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 95 PID 1616 wrote to memory of 4436 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 95 PID 1616 wrote to memory of 744 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 97 PID 1616 wrote to memory of 744 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 97 PID 744 wrote to memory of 3144 744 cmd.exe 99 PID 744 wrote to memory of 3144 744 cmd.exe 99 PID 1616 wrote to memory of 3768 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 101 PID 1616 wrote to memory of 3768 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 101 PID 1616 wrote to memory of 3768 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 101 PID 1616 wrote to memory of 3848 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 103 PID 1616 wrote to memory of 3848 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 103 PID 1616 wrote to memory of 3848 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 103 PID 1616 wrote to memory of 1032 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 105 PID 1616 wrote to memory of 1032 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 105 PID 1616 wrote to memory of 1032 1616 5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe 105 PID 1032 wrote to memory of 3908 1032 csrss.exe 106 PID 1032 wrote to memory of 3908 1032 csrss.exe 106 PID 1032 wrote to memory of 3908 1032 csrss.exe 106 PID 1032 wrote to memory of 2828 1032 csrss.exe 112 PID 1032 wrote to memory of 2828 1032 csrss.exe 112 PID 1032 wrote to memory of 2828 1032 csrss.exe 112 PID 1032 wrote to memory of 348 1032 csrss.exe 114 PID 1032 wrote to memory of 348 1032 csrss.exe 114 PID 1032 wrote to memory of 348 1032 csrss.exe 114 PID 1032 wrote to memory of 1460 1032 csrss.exe 116 PID 1032 wrote to memory of 1460 1032 csrss.exe 116 PID 116 wrote to memory of 4844 116 windefender.exe 122 PID 116 wrote to memory of 4844 116 windefender.exe 122 PID 116 wrote to memory of 4844 116 windefender.exe 122 PID 4844 wrote to memory of 3768 4844 cmd.exe 123 PID 4844 wrote to memory of 3768 4844 cmd.exe 123 PID 4844 wrote to memory of 3768 4844 cmd.exe 123 -
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\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe"C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500
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C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.exe"C:\Users\Admin\AppData\Local\Temp\5e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494.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:1616 -
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:4436
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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:744 -
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:3144
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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:3768
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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:3848
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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:1032 -
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:3860
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:376
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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:2828
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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:348
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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:1460
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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:2704
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:116 -
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:4844 -
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:3768
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2416
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5525969a405c1827d96f0185c0f388813
SHA1a414c4568ed901fa9dd916f167ae80a36f7296eb
SHA256088aa692a540cab49ea3677111eca2d7fa087f5d2cba99ffd948f1b379f96271
SHA512027ccd4bedecb406293ef5aed40212fd77c431af238f56ded0473a63ebca613d3e03a9e1136dd3655c14f3c004675fac74248e93adeff79d297f07d545c2aa72
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b958f6502f5419645b2cd4715c5ac78e
SHA17273cfbea35c267c3cc0aa811048488126fc205d
SHA256644d64d60f7ef039d8d975be78f8736c45d176af26a9e4380c739e2c66757d69
SHA512069e4afc2e5ae333f79aa4435a6656d1820a0ae350df612111fec6eac6a330e80bdb38a29bd8311c3d936585a97d9670f30167eb1ffe7ec206276ca2ad2be208
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD592926705ce6ee6038ef125c5e3dcb1a2
SHA13d6146a3a2763f5d35714f4bb59c37e1ea7227aa
SHA256559246e8fbe4a7255f38627a6c5d1e06ecbe9bdd5a83be42cdf4441cffc15af7
SHA5124f5f62db468696729bddc9cf0c43b1092cdb8460e87212bbd45b33ca91683e6aa75f6c9df1e43334ffcdfd965678ad4baf15a2a46ec19ca20b3cb4dfd410f424
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5accc6f3faa8731c15a07704be2b64359
SHA1533e181d49dbfeb31a67b8084b015e622ab97dfe
SHA2561263afd8bab1153cff5a66b5cbf6708f392f1bd5617d35f6c84f9b67e648bdd1
SHA51274462aef4ac0c9d3095cfd4fae0d5e32ec564f653924f454cda865495b7c0f8c8aa03745484aac06bd840ebdcd150d0ec463b09214df83dc2ca357ec643bc76f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55a7b12d6d3301fc8457a636488f132c6
SHA11bb32350b31d946200ded202ac1434c66e318aef
SHA2561cf1fcd5a422bc5bf7a2c939ad9ca6d5083beeaeebb09978801d64b6003ae6e3
SHA512ed7f09f0630bae98dc027484dc72e86ade3d263ed6c1b0c107392544f4545a01cd2086f0ee7dc638d77dffe73c055b56c77964f624e67131598e8c030c59e379
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Filesize
4.1MB
MD5422684bee65340e3d453bc13623bb9fa
SHA18455ff5343b72e5f5ab2db26fde2fef2d7b1563c
SHA2565e3612584fcb9f0674ec3b1495ab2670d5be289576e1579b4316e62fa3e8e494
SHA51295b809e16157b58b69121b3205b2dd2d3abe1fb4a022d537b5e114bc000e5b9aa61a244f009f795ea609b7877696d3cf18dbe1d9a01192a92af5088f13949983
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec