Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231025-en -
resource tags
arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2023, 06:16
Static task
static1
General
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Target
11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe
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Size
4.1MB
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MD5
429c6e259db6c5c0d9ef3e9ed742e7b3
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SHA1
6bc0d27f3639c9d3a307002d8ab98a7e74b058f9
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SHA256
11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe
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SHA512
49682f52f93bc85905c0ee5ebf48b7924dee985931acf5d75f7d4c863f9f79a949d044a1619d8df0fee0fe45e91aec65593aac8f15b98ca28ff904413eb42551
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SSDEEP
98304:hCmE5fvcoWVAJeBws9ZBCrR/RMMfwJRiPn1DOsN3Nb:gmOJWVAJeTZEFLwbk73Nb
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/464-2-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral1/memory/464-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/464-23-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/464-25-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral1/memory/464-58-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3284-60-0x0000000002A00000-0x0000000002E07000-memory.dmp family_glupteba behavioral1/memory/3284-61-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3284-92-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3284-153-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3284-160-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-244-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-264-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-273-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-275-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-277-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-279-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-281-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-283-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-285-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-287-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4552-296-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2612 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4552 csrss.exe 1068 injector.exe 4928 windefender.exe 5028 windefender.exe 3652 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000022e5a-267.dat upx behavioral1/files/0x0007000000022e5a-269.dat upx behavioral1/files/0x0007000000022e5a-270.dat upx behavioral1/memory/4928-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5028-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0007000000022e0c-292.dat upx behavioral1/files/0x0007000000022e0c-294.dat upx behavioral1/memory/5028-295-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\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 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe File created C:\Windows\rss\csrss.exe 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.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 3624 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2964 464 WerFault.exe 87 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4868 schtasks.exe 4988 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-182 = "Mountain Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust 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\1a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5044 powershell.exe 5044 powershell.exe 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3764 powershell.exe 3764 powershell.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 580 powershell.exe 580 powershell.exe 1644 powershell.exe 1644 powershell.exe 1644 powershell.exe 2628 powershell.exe 2628 powershell.exe 2628 powershell.exe 4616 powershell.exe 4616 powershell.exe 4616 powershell.exe 2080 powershell.exe 2080 powershell.exe 2080 powershell.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 4552 csrss.exe 4552 csrss.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 4552 csrss.exe 4552 csrss.exe 1068 injector.exe 1068 injector.exe 4552 csrss.exe 4552 csrss.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe 1068 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5044 powershell.exe Token: SeDebugPrivilege 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Token: SeImpersonatePrivilege 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe Token: SeDebugPrivilege 3764 powershell.exe Token: SeDebugPrivilege 580 powershell.exe Token: SeDebugPrivilege 1644 powershell.exe Token: SeDebugPrivilege 2628 powershell.exe Token: SeDebugPrivilege 4616 powershell.exe Token: SeDebugPrivilege 2080 powershell.exe Token: SeSystemEnvironmentPrivilege 4552 csrss.exe Token: SeSecurityPrivilege 3624 sc.exe Token: SeSecurityPrivilege 3624 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 464 wrote to memory of 5044 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 98 PID 464 wrote to memory of 5044 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 98 PID 464 wrote to memory of 5044 464 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 98 PID 3284 wrote to memory of 3764 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 106 PID 3284 wrote to memory of 3764 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 106 PID 3284 wrote to memory of 3764 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 106 PID 3284 wrote to memory of 500 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 109 PID 3284 wrote to memory of 500 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 109 PID 500 wrote to memory of 2612 500 cmd.exe 111 PID 500 wrote to memory of 2612 500 cmd.exe 111 PID 3284 wrote to memory of 580 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 112 PID 3284 wrote to memory of 580 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 112 PID 3284 wrote to memory of 580 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 112 PID 3284 wrote to memory of 1644 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 116 PID 3284 wrote to memory of 1644 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 116 PID 3284 wrote to memory of 1644 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 116 PID 3284 wrote to memory of 4552 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 117 PID 3284 wrote to memory of 4552 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 117 PID 3284 wrote to memory of 4552 3284 11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe 117 PID 4552 wrote to memory of 2628 4552 csrss.exe 118 PID 4552 wrote to memory of 2628 4552 csrss.exe 118 PID 4552 wrote to memory of 2628 4552 csrss.exe 118 PID 4552 wrote to memory of 4616 4552 csrss.exe 124 PID 4552 wrote to memory of 4616 4552 csrss.exe 124 PID 4552 wrote to memory of 4616 4552 csrss.exe 124 PID 4552 wrote to memory of 2080 4552 csrss.exe 127 PID 4552 wrote to memory of 2080 4552 csrss.exe 127 PID 4552 wrote to memory of 2080 4552 csrss.exe 127 PID 4552 wrote to memory of 1068 4552 csrss.exe 130 PID 4552 wrote to memory of 1068 4552 csrss.exe 130 PID 4928 wrote to memory of 1812 4928 windefender.exe 139 PID 4928 wrote to memory of 1812 4928 windefender.exe 139 PID 4928 wrote to memory of 1812 4928 windefender.exe 139 PID 1812 wrote to memory of 3624 1812 cmd.exe 140 PID 1812 wrote to memory of 3624 1812 cmd.exe 140 PID 1812 wrote to memory of 3624 1812 cmd.exe 140 PID 4552 wrote to memory of 3652 4552 csrss.exe 145 PID 4552 wrote to memory of 3652 4552 csrss.exe 145 PID 4552 wrote to memory of 3652 4552 csrss.exe 145 -
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\11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe"C:\Users\Admin\AppData\Local\Temp\11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5044
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C:\Users\Admin\AppData\Local\Temp\11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.exe"C:\Users\Admin\AppData\Local\Temp\11d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe.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:3284 -
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:3764
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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:500 -
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
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:580
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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:1644
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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:4552 -
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:2628
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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:4868
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3404
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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:4616
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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:2080
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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:1068
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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:4988
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4928 -
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:1812 -
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:3624
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:3652 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:4844
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:3028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 464 -s 8482⤵
- Program crash
PID:2964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 464 -ip 4641⤵PID:5028
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5028
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD5e4b89d7d39430f4a3ef532219e9e470c
SHA1349009e93ec59d7788f27127b7d1f1510787a698
SHA2564e231d36c2876fcfbee93a5207be4338fe2df88741298a99ace1b8daafc86c44
SHA51290d40ae029461b0ab10b1b41bb5866fffe523df0ee9f85e795c46cc15394e4b651df53c2bc51185d0ccd0caa4cd1fc4576bfc38e6d79d33d55cb1d220464dee2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59875abbdffbad2cab8ab2b615605ac01
SHA16628d40cdce0ab38896aab532e6c9c115d1931d7
SHA256a4b8667bd359d5ded60167b7d75a5647f401f9da76affa60ddcc1968b3cee186
SHA512d266ad63d3d4a26bcaac5fd5960a9a0b6dc6e7b74dfc93512fb35e765ef22ccbffdb3734078c30603dff68b5852cc41ca4156c2f4f1b39fdc7b27924ca8ba04f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD569a73057b4f5e5f2888811de7f9a23ed
SHA1094ac6aacb9d718611ce6f96f27b6c5212cfdfdc
SHA25651d80642af6043e47769dc83dc9c3c46cb08bcfe98957dadac5ef1368e3ba5b7
SHA5121605ae37a78866c68f5f8e9978bbe1292446c3d536ffa272c16deace422d8a8ecf783684cfd7ca4b46098ec04f98513d66240f3494dbfd313328d83627712693
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cc498924b1aaaa856ecb1d778f491390
SHA1de052bbee29972bad7de7ff8bbcacf822ee8fab3
SHA256b1e554a09412c52a2874d1acf316c45787a8ca3f960ae3b8deb65d2a9420d10f
SHA51224a762f34c2338a72c729fe26537dac07a0a7b923b2d951dae25e83f0bd5e43c4a4f00647d60c78b58ae9d83f00da50e1d096b6a8c076144b88e5c34b655c46a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b886dababa45966d6c60475dbbd0fdd
SHA118756688ce545480f2e5e7602f65b9372295dfc5
SHA256a9bfa621c91e73242b45d9fe855653cba0adf667f66cdf2801a2ce322d84f782
SHA512af374dacdc1332d5db83c550ec6f199331d2d7038b848558a63227a194912649762e0cdd76833f139fa1592755e6e271b079362dffae628141af408ec5d09b16
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Filesize
4.1MB
MD5429c6e259db6c5c0d9ef3e9ed742e7b3
SHA16bc0d27f3639c9d3a307002d8ab98a7e74b058f9
SHA25611d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe
SHA51249682f52f93bc85905c0ee5ebf48b7924dee985931acf5d75f7d4c863f9f79a949d044a1619d8df0fee0fe45e91aec65593aac8f15b98ca28ff904413eb42551
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Filesize
4.1MB
MD5429c6e259db6c5c0d9ef3e9ed742e7b3
SHA16bc0d27f3639c9d3a307002d8ab98a7e74b058f9
SHA25611d1547fb50ddcf5f14eadf1d69c44ce22abc4dd858f7a85605230493469c4fe
SHA51249682f52f93bc85905c0ee5ebf48b7924dee985931acf5d75f7d4c863f9f79a949d044a1619d8df0fee0fe45e91aec65593aac8f15b98ca28ff904413eb42551
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec