Analysis
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max time kernel
149s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 04:29
Static task
static1
Behavioral task
behavioral1
Sample
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe
Resource
win10v2004-20240426-en
General
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Target
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe
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Size
4.1MB
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MD5
ed1a606b637fca457c189e8e9908cc9f
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SHA1
04f08671a1fcfbf4e7ed7e28181231f51ee66d44
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SHA256
be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0
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SHA512
3870bc01056039e1d11becd95256688f8728448c27e4eee521f4f38dea3c0081b306583a62fb58c000f520db5eeb01b4ce5c40e7dcecaa640014ec92535f0cab
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SSDEEP
98304:J96GAmuNBigEkoqfZTwC6uGlBZNljS4jc2:JI9hoq9wC6uGlB/xg2
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/4548-2-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral2/memory/4548-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4548-85-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral2/memory/4548-79-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/5072-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-200-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-211-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-217-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-220-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4348-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2612 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4348 csrss.exe 1152 injector.exe 1388 windefender.exe 3652 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9cf-204.dat upx behavioral2/memory/1388-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3652-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1388-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3652-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3652-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\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 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 -
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 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1952 sc.exe -
pid Process 3184 powershell.exe 3668 powershell.exe 4356 powershell.exe 2216 powershell.exe 4428 powershell.exe 2412 powershell.exe 4936 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 1512 schtasks.exe 1072 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-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,-2892 = "Sudan Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard 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" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\@tzres.dll,-2842 = "Saratov Standard 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,-372 = "Jerusalem Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.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,-142 = "Canada Central Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4936 powershell.exe 4936 powershell.exe 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3184 powershell.exe 3184 powershell.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 3668 powershell.exe 3668 powershell.exe 4356 powershell.exe 4356 powershell.exe 2216 powershell.exe 2216 powershell.exe 4428 powershell.exe 4428 powershell.exe 2412 powershell.exe 2412 powershell.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 4348 csrss.exe 4348 csrss.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 4348 csrss.exe 4348 csrss.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 4348 csrss.exe 4348 csrss.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe 1152 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4936 powershell.exe Token: SeDebugPrivilege 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Token: SeImpersonatePrivilege 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe Token: SeDebugPrivilege 3184 powershell.exe Token: SeDebugPrivilege 3668 powershell.exe Token: SeDebugPrivilege 4356 powershell.exe Token: SeDebugPrivilege 2216 powershell.exe Token: SeDebugPrivilege 4428 powershell.exe Token: SeDebugPrivilege 2412 powershell.exe Token: SeSystemEnvironmentPrivilege 4348 csrss.exe Token: SeSecurityPrivilege 1952 sc.exe Token: SeSecurityPrivilege 1952 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4548 wrote to memory of 4936 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 79 PID 4548 wrote to memory of 4936 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 79 PID 4548 wrote to memory of 4936 4548 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 79 PID 5072 wrote to memory of 3184 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 84 PID 5072 wrote to memory of 3184 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 84 PID 5072 wrote to memory of 3184 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 84 PID 5072 wrote to memory of 2892 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 86 PID 5072 wrote to memory of 2892 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 86 PID 2892 wrote to memory of 2612 2892 cmd.exe 88 PID 2892 wrote to memory of 2612 2892 cmd.exe 88 PID 5072 wrote to memory of 3668 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 89 PID 5072 wrote to memory of 3668 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 89 PID 5072 wrote to memory of 3668 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 89 PID 5072 wrote to memory of 4356 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 91 PID 5072 wrote to memory of 4356 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 91 PID 5072 wrote to memory of 4356 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 91 PID 5072 wrote to memory of 4348 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 93 PID 5072 wrote to memory of 4348 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 93 PID 5072 wrote to memory of 4348 5072 be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe 93 PID 4348 wrote to memory of 2216 4348 csrss.exe 94 PID 4348 wrote to memory of 2216 4348 csrss.exe 94 PID 4348 wrote to memory of 2216 4348 csrss.exe 94 PID 4348 wrote to memory of 4428 4348 csrss.exe 99 PID 4348 wrote to memory of 4428 4348 csrss.exe 99 PID 4348 wrote to memory of 4428 4348 csrss.exe 99 PID 4348 wrote to memory of 2412 4348 csrss.exe 102 PID 4348 wrote to memory of 2412 4348 csrss.exe 102 PID 4348 wrote to memory of 2412 4348 csrss.exe 102 PID 4348 wrote to memory of 1152 4348 csrss.exe 104 PID 4348 wrote to memory of 1152 4348 csrss.exe 104 PID 1388 wrote to memory of 5008 1388 windefender.exe 110 PID 1388 wrote to memory of 5008 1388 windefender.exe 110 PID 1388 wrote to memory of 5008 1388 windefender.exe 110 PID 5008 wrote to memory of 1952 5008 cmd.exe 111 PID 5008 wrote to memory of 1952 5008 cmd.exe 111 PID 5008 wrote to memory of 1952 5008 cmd.exe 111 -
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\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4936
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C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.exe"C:\Users\Admin\AppData\Local\Temp\be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0.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:5072 -
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:3184
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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:2892 -
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:2612
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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:3668
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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:4356
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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:4348 -
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:2216
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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:1512
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2060
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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:4428
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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:2412
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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:1152
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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:1072
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1388 -
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:5008 -
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:1952
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3652
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53118ca781a4bbe20822ceb05bd4edf72
SHA1a5c9c95719489217226dd713534c1c274cdedcbc
SHA256aab4f6318f52092a1342a06fc0d357ac75995c78244e24e138f6fbcd3ce1d294
SHA5129bec80d4c17a117f9eb19b469876c142e0474d3737aa89d88b5264f65b31a9ea1fb4d699032fa1eba352257212108231e7e931ec34aad39756f0a3b0fa425843
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD510ab6a15b362d7aa67adb9c4472ecbd0
SHA1a8c2a8d8bf854612fda189e7555c8bdedbf4f179
SHA25631bbbe58d8d985bd9adb680fe27224a5429a7df072d6cfee809411f72e1a7629
SHA5129dcbd32c0502fb950b9b5a6783ec718d6bd06097a917aca1db574925476a8425c0b21a0dc92402a50b159adac4757ce3cacec8800e9869f9a290001b25400dc2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD561026a0289d93ddec78ba89d36970565
SHA12f5a1e11eeb210336ba071c5c8644cebfd4f5708
SHA256d0cf2830cf0a7f0a6ebeee5a81b6c6a8f2e644a045a29ef7799d3548a38365dd
SHA512617c83007af3f8f2e65176069c75b71c0392fa348e1623a6d1496da1a0e01d12c588e3c5076671f6907da364a4a2d57fb20c12da82baa6c612e31792144f0ecc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59f093737e99e1bde51be59fdf8718f8d
SHA111bea8bc66b0514ee2b916e9bd49ace4452f99df
SHA256e7ab4d52784ecb169f1a2bd64a53832eace442932be4ab87e681cc487a151850
SHA51216effcce5bf3f465120b93e58b9affd7bfaccd1ee72fc1e0d9191685d8f235b023611e974820120d99d06c7a8da43d696056876ae4053752ebd6004753770057
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD544db28d4cacc321fa4ec44d1bcc3156c
SHA1da5e3bb2dbaf0834da03ef46ee8ef80141178208
SHA256d9f367d1b645dcbfae65334a3be0005b51b7a9a90429e81cd13c6faab6e7006c
SHA512b6a57c3954f2192bff474aae4d778bd82f3430b8b78174498b7dbc1fc34f68279d6e825723c46c8ce8f55fddbfe8b34c23c3623c452270f3d078103e8612d986
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Filesize
4.1MB
MD5ed1a606b637fca457c189e8e9908cc9f
SHA104f08671a1fcfbf4e7ed7e28181231f51ee66d44
SHA256be247f409694207032e703dc29136e74906efaa7556f993c99a2f6cee543ecb0
SHA5123870bc01056039e1d11becd95256688f8728448c27e4eee521f4f38dea3c0081b306583a62fb58c000f520db5eeb01b4ce5c40e7dcecaa640014ec92535f0cab
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec