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Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2024, 00:23
Static task
static1
Behavioral task
behavioral1
Sample
ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe
Resource
win10v2004-20240226-en
General
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Target
ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe
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Size
4.2MB
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MD5
72bff1fb6190a6fad0a4f8c51a6d280c
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SHA1
1b69e315ff425f7ab31c47ccb2af07c2edef5c30
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SHA256
ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc
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SHA512
538a6bc5c9b22f1c23e112040a47c2e715c4f88590410ec9ec072fbb9561ad23219d29c07fbb01ec4b8bacd912b85f5df4a704ac93c1db37562e944af8eb7401
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SSDEEP
98304:JFlsFk+Svmz/rIJevFIOB1uuzK8dGilaD2zWWsAao9:hsFk+SvmYJcFHuuO8dBl7IO
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3452-2-0x0000000003060000-0x000000000394B000-memory.dmp family_glupteba behavioral1/memory/3452-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1252-56-0x0000000003040000-0x000000000392B000-memory.dmp family_glupteba behavioral1/memory/1252-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3452-71-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1252-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-264-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-268-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-272-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-276-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-280-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-284-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-288-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-292-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-296-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-300-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-304-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4748-308-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2232 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4748 csrss.exe 3036 injector.exe 3872 windefender.exe 4556 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023243-257.dat upx behavioral1/memory/3872-261-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4556-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4556-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe File created C:\Windows\rss\csrss.exe ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.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 332 sc.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 1568 schtasks.exe 728 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2891 = "Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.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\22\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.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\22\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\22\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.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\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4936 powershell.exe 4936 powershell.exe 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1428 powershell.exe 1428 powershell.exe 1428 powershell.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 4628 powershell.exe 4628 powershell.exe 4628 powershell.exe 1816 powershell.exe 1816 powershell.exe 1816 powershell.exe 3976 powershell.exe 3976 powershell.exe 3976 powershell.exe 2800 powershell.exe 2800 powershell.exe 2800 powershell.exe 4552 powershell.exe 4552 powershell.exe 4552 powershell.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4748 csrss.exe 4748 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4748 csrss.exe 4748 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 4748 csrss.exe 4748 csrss.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe 3036 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4936 powershell.exe Token: SeDebugPrivilege 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Token: SeImpersonatePrivilege 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe Token: SeDebugPrivilege 1428 powershell.exe Token: SeDebugPrivilege 4628 powershell.exe Token: SeDebugPrivilege 1816 powershell.exe Token: SeDebugPrivilege 3976 powershell.exe Token: SeDebugPrivilege 2800 powershell.exe Token: SeDebugPrivilege 4552 powershell.exe Token: SeSystemEnvironmentPrivilege 4748 csrss.exe Token: SeSecurityPrivilege 332 sc.exe Token: SeSecurityPrivilege 332 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3452 wrote to memory of 4936 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 93 PID 3452 wrote to memory of 4936 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 93 PID 3452 wrote to memory of 4936 3452 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 93 PID 1252 wrote to memory of 1428 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 102 PID 1252 wrote to memory of 1428 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 102 PID 1252 wrote to memory of 1428 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 102 PID 1252 wrote to memory of 4972 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 105 PID 1252 wrote to memory of 4972 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 105 PID 4972 wrote to memory of 2232 4972 cmd.exe 107 PID 4972 wrote to memory of 2232 4972 cmd.exe 107 PID 1252 wrote to memory of 4628 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 108 PID 1252 wrote to memory of 4628 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 108 PID 1252 wrote to memory of 4628 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 108 PID 1252 wrote to memory of 1816 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 112 PID 1252 wrote to memory of 1816 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 112 PID 1252 wrote to memory of 1816 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 112 PID 1252 wrote to memory of 4748 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 114 PID 1252 wrote to memory of 4748 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 114 PID 1252 wrote to memory of 4748 1252 ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe 114 PID 4748 wrote to memory of 3976 4748 csrss.exe 115 PID 4748 wrote to memory of 3976 4748 csrss.exe 115 PID 4748 wrote to memory of 3976 4748 csrss.exe 115 PID 4748 wrote to memory of 2800 4748 csrss.exe 121 PID 4748 wrote to memory of 2800 4748 csrss.exe 121 PID 4748 wrote to memory of 2800 4748 csrss.exe 121 PID 4748 wrote to memory of 4552 4748 csrss.exe 123 PID 4748 wrote to memory of 4552 4748 csrss.exe 123 PID 4748 wrote to memory of 4552 4748 csrss.exe 123 PID 4748 wrote to memory of 3036 4748 csrss.exe 125 PID 4748 wrote to memory of 3036 4748 csrss.exe 125 PID 3872 wrote to memory of 5072 3872 windefender.exe 131 PID 3872 wrote to memory of 5072 3872 windefender.exe 131 PID 3872 wrote to memory of 5072 3872 windefender.exe 131 PID 5072 wrote to memory of 332 5072 cmd.exe 132 PID 5072 wrote to memory of 332 5072 cmd.exe 132 PID 5072 wrote to memory of 332 5072 cmd.exe 132 -
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\ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe"C:\Users\Admin\AppData\Local\Temp\ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4936
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C:\Users\Admin\AppData\Local\Temp\ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.exe"C:\Users\Admin\AppData\Local\Temp\ad2d9feb347ab956dde8b12acd8221a4b16d45f55a586a2d712937316bebb2fc.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:1252 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1428
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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:4972 -
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:2232
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4628
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1816
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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:4748 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3976
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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:1568
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3580
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2800
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4552
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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:3036
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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:728
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3872 -
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:5072 -
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:332
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4556
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD539e5cdf2bcc7a86cef9ab848dc82cc88
SHA1f405458a13d2c424d1b3c8ea504283ed2ac6d533
SHA256ec3082da6b04d9a6a6c61fd4d7f210148f6c06d6bacbff12e05102beabc0158d
SHA5120e372c3a77d5ba094c8e0086d1a6cbe2c541545e65868ef997fb7360bacbef0af310cefc7c51f12bda934d94552e32997bce80d76c4511291f175dbf03381acc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD522613090e4a8eadf48f8b883ee8ff7cb
SHA129dadcc47a07886bd5c5ec6f0c92a9faabd5942f
SHA256385ec5a562d09372f247dee52b106965185389e3906ed05652809ae5a9d06037
SHA512c44e91e537ee875732331d9fa7029ae04b3651e45b3b7cb29a82e4e58a7f3caa3462d57f14625091957f3ee5e58dd58be620ecf22d17c6bd7a3c1d5347aa7dd8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50429d94d74c689552740615cd1b7572e
SHA18ca37d9a6ecb0445be21474a531f954647dec94c
SHA2560945e4d0f1337b289d8582a2f4cf22c4dd1bfe330ebc9078876e8fb2230e4303
SHA512b986d3c5b95c0bdbe1bfc7af48f1181d9ebfa7be09af2c9b734b065d68218335926aa3b63cda6d393e0d42855cb7ccfb773012f47fdf3e43ffddec9f664285c6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e41bd972f85f74be35b5a75474ed2210
SHA144bd6de1e26ccd66829b004ecb3fcbef948edea8
SHA256be4c8dbc772baec9e3c7c1e3095b41076a71abe050be54c3fe54d2046dd60bba
SHA512ea6388f0415bc24bffe252804ed73789906ec4bf4e2b5439d0aa35b9229707ac4fee3b131f57da1716d940240932e77c9f99b05e8f8a1b9555ecd1ad8cff6f1d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ff427872666717dc720002d02e8414a
SHA165accba2716a0ee325b259847bd63f691fbb0493
SHA256b73c87199c969846b71fe15a2351092cf811656e79b11735cb091dd6ecf0c4f1
SHA51299de221dc2ed7dad3b3c8e80d62900fe3a288578454ec7a4c4d0d000c5976f8ba59a955f395fc0bb66be696eed9681c0bba4caab08aefb102e9c68c647aa2e29
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Filesize
904KB
MD5ca78c164458a8713010642e5ebf8b8a4
SHA1165eb1f646572a6491133613ff8e06555b6ca41f
SHA2563b0f727ed993033d6a0033822c4ef7f8beb155fd06648173eedc08640838f33b
SHA512ce0a3350148892d76b94442928516dbbd314cd1f39a876b2c43c9f614d0f323546afe0686128205223e0258949df379902fcdfb6699c4ae0370689147eb69d53
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Filesize
1007KB
MD516c4bf6546673c36d331794d30229557
SHA1d214dc29cb87ccf66cf6a1734534bc013ca4490e
SHA256c66e35da007b1d970986a3f3757a91e24a50bd2ed2f016ca72641232865bffe0
SHA512aa6f9aedd2ba7b4c11bcebbd2a46e15eabc1bb1d244d5b28f75f424ab59428718f180affd9021c6ad98feaa37f358dce684e4c9f982f8e7d0a30dd72e8a95f7f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec