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
10-05-2024 07:43
Static task
static1
Behavioral task
behavioral1
Sample
7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe
Resource
win10v2004-20240426-en
General
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Target
7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe
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Size
4.1MB
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MD5
156132cd949387701189365e61fa73f5
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SHA1
295d3067ca170c65d4a4f0bbf40a5f88348c6405
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SHA256
7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd
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SHA512
e185203dc5e3a836fc24b4a5aca0be68918f3a21a17518127f8efcb2b56bccf76d791f92ef95a31e493045c9477979aa5f00b8ee701945eb52b70c91ddf99e2c
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SSDEEP
98304:rjqsTQGviKGkHGOhwTJlFImQGeNAyZoVRvN3H4:isQBKGdTXvQGeEVR1H4
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/224-2-0x0000000004A60000-0x000000000534B000-memory.dmp family_glupteba behavioral2/memory/224-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/224-52-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/224-53-0x0000000004A60000-0x000000000534B000-memory.dmp family_glupteba behavioral2/memory/224-51-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/4776-121-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/4776-126-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-205-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-215-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-217-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-219-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-221-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-223-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-225-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-227-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-231-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-233-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba behavioral2/memory/3680-235-0x0000000000400000-0x0000000002958000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5024 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3680 csrss.exe 5072 injector.exe 4432 windefender.exe 4076 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa2d-208.dat upx behavioral2/memory/4432-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4076-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4432-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4076-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4076-220-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe File created C:\Windows\rss\csrss.exe 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.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 3716 sc.exe -
pid Process 4784 powershell.exe 2044 powershell.exe 1584 powershell.exe 1124 powershell.exe 4432 powershell.exe 4384 powershell.exe 2880 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1156 224 WerFault.exe 77 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3904 schtasks.exe 3060 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.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,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" 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,-161 = "Central Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-792 = "SA Western Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.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\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga 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" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1124 powershell.exe 1124 powershell.exe 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4432 powershell.exe 4432 powershell.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 4384 powershell.exe 4384 powershell.exe 2880 powershell.exe 2880 powershell.exe 4784 powershell.exe 4784 powershell.exe 2044 powershell.exe 2044 powershell.exe 1584 powershell.exe 1584 powershell.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 3680 csrss.exe 3680 csrss.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 3680 csrss.exe 3680 csrss.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 3680 csrss.exe 3680 csrss.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe 5072 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1124 powershell.exe Token: SeDebugPrivilege 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Token: SeImpersonatePrivilege 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe Token: SeDebugPrivilege 4432 powershell.exe Token: SeDebugPrivilege 4384 powershell.exe Token: SeDebugPrivilege 2880 powershell.exe Token: SeDebugPrivilege 4784 powershell.exe Token: SeDebugPrivilege 2044 powershell.exe Token: SeDebugPrivilege 1584 powershell.exe Token: SeSystemEnvironmentPrivilege 3680 csrss.exe Token: SeSecurityPrivilege 3716 sc.exe Token: SeSecurityPrivilege 3716 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 224 wrote to memory of 1124 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 79 PID 224 wrote to memory of 1124 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 79 PID 224 wrote to memory of 1124 224 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 79 PID 4776 wrote to memory of 4432 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 87 PID 4776 wrote to memory of 4432 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 87 PID 4776 wrote to memory of 4432 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 87 PID 4776 wrote to memory of 2060 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 89 PID 4776 wrote to memory of 2060 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 89 PID 2060 wrote to memory of 5024 2060 cmd.exe 91 PID 2060 wrote to memory of 5024 2060 cmd.exe 91 PID 4776 wrote to memory of 4384 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 92 PID 4776 wrote to memory of 4384 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 92 PID 4776 wrote to memory of 4384 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 92 PID 4776 wrote to memory of 2880 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 94 PID 4776 wrote to memory of 2880 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 94 PID 4776 wrote to memory of 2880 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 94 PID 4776 wrote to memory of 3680 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 96 PID 4776 wrote to memory of 3680 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 96 PID 4776 wrote to memory of 3680 4776 7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe 96 PID 3680 wrote to memory of 4784 3680 csrss.exe 97 PID 3680 wrote to memory of 4784 3680 csrss.exe 97 PID 3680 wrote to memory of 4784 3680 csrss.exe 97 PID 3680 wrote to memory of 2044 3680 csrss.exe 102 PID 3680 wrote to memory of 2044 3680 csrss.exe 102 PID 3680 wrote to memory of 2044 3680 csrss.exe 102 PID 3680 wrote to memory of 1584 3680 csrss.exe 105 PID 3680 wrote to memory of 1584 3680 csrss.exe 105 PID 3680 wrote to memory of 1584 3680 csrss.exe 105 PID 3680 wrote to memory of 5072 3680 csrss.exe 107 PID 3680 wrote to memory of 5072 3680 csrss.exe 107 PID 4432 wrote to memory of 764 4432 windefender.exe 113 PID 4432 wrote to memory of 764 4432 windefender.exe 113 PID 4432 wrote to memory of 764 4432 windefender.exe 113 PID 764 wrote to memory of 3716 764 cmd.exe 114 PID 764 wrote to memory of 3716 764 cmd.exe 114 PID 764 wrote to memory of 3716 764 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe"C:\Users\Admin\AppData\Local\Temp\7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1124
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C:\Users\Admin\AppData\Local\Temp\7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.exe"C:\Users\Admin\AppData\Local\Temp\7a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd.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:4776 -
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:4432
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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:2060 -
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:5024
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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:4384
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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:2880
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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:3680 -
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:4784
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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:3904
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:924
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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:2044
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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:1584
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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:5072
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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:3060
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4432 -
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:764 -
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:3716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 7242⤵
- Program crash
PID:1156
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 224 -ip 2241⤵PID:1856
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4076
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dc7fbfff5cfb880d0a665aec21004853
SHA19abf11a8bd5b48cc7122e2d78b395bee52efa727
SHA25659200ba96f829b33a817dc2eeaa2ae2c43471962a7bb51d1d13c6b74f0f4df23
SHA512d5cd62806b8a08207cadd08719fcf48314b9dc5df45e6522232a749e54d36424f165a310383188e7db45d423fdf4c6236cbc570713badba44f4490698ed231a1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51d9664345ef73d8840332e53a381f429
SHA1cad8f86eba9d41bcf8e7ea534e5304b6bed0c422
SHA25620bec723f74e71540ab9153fc34e44b499a82a1976016d323abdc8ade3c4a894
SHA512150b57421772624b5500d8a7e2866cb381144d1320742e9deab92d305123548e99cbae4dada2bd03fc2122eda208223ccb206b1f2a6fccb1079971a52f178334
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f81254a000a815df19adbd9521ab7b5a
SHA12522012286a3bb28f745c558dd4ba7011ff64d99
SHA25695f543ecf2ac97f99cfe2e5400f71e09cf95aed579d312f8b3fe0bad94e657ef
SHA51289482c16192309093386985b298e1bbcada1adc71ab05af1ab08170e678cf9076de97b605e133ae8276641924022e447c8ba93442eb78c4ae00c690676518ad7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD580780442e7a5be720edacbfcb9f1aa0b
SHA1d6449f89c5519f817ffae59db076880ecd3c2f19
SHA2567fde8c22116884cec744e0ccf9a9a25efd35a09fe179c14799b5402e7a132b46
SHA512f5a523e4ab57163355de5393fdf8c01ec197aa7028249b324fa45847f62dcc4ffb95d2154381be9605b3cf506ba66b8b902845fbcd00c2197a1b03f142045a37
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ad82e8470ab34211559b783a8b6aa789
SHA16637adf6a73cc449deab70ab6fe8610149553ee9
SHA256daf96efd566a5c0bb8fa8de09f5790879c9228efaaffcddbe001cf8f22622cea
SHA512c11604a9851d3c6f1546e40fd3bd77b7c241bc8a839ecfb309f155ae488558bd573823a11dd4249f7472b9891f92d3ae9ee73b7ccb189c5a805767ee62f860ca
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Filesize
4.1MB
MD5156132cd949387701189365e61fa73f5
SHA1295d3067ca170c65d4a4f0bbf40a5f88348c6405
SHA2567a0075c8be4a36071ddf24b8c1abb9f8e49e3d6c39f858b952c74845901a1bbd
SHA512e185203dc5e3a836fc24b4a5aca0be68918f3a21a17518127f8efcb2b56bccf76d791f92ef95a31e493045c9477979aa5f00b8ee701945eb52b70c91ddf99e2c
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec