Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16-05-2024 10:21
Static task
static1
Behavioral task
behavioral1
Sample
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe
Resource
win10v2004-20240426-en
General
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Target
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe
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Size
4.1MB
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MD5
aa887cfcfdce6d4fc8c1e660e79c9d20
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SHA1
250af7a7bacb40895084c5bc5ae29ca2bf116d73
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SHA256
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99
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SHA512
b51c288309137e33b41707890ba6d8a2788ea2220f43de27df45244633b02c70cbf0d1e3f39e1a7185600a5e90e27817d5c4872e3868769c0f7d173277aaa42b
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SSDEEP
98304:lBH5QtHgtXZGwxAeX68LG3wNCsYjHyiS0gsLIyJOWEFSdaDQG3a9ntu:lBZQtHgtXlxHq4G3ixkyiJTOnSQDy9nM
Malware Config
Signatures
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Glupteba payload 13 IoCs
Processes:
resource yara_rule behavioral1/memory/1424-2-0x0000000002D40000-0x000000000362B000-memory.dmp family_glupteba behavioral1/memory/1424-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-231-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-252-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2332-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 3940 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2332 csrss.exe 4584 injector.exe 2492 windefender.exe 3676 windefender.exe -
Processes:
resource yara_rule behavioral1/memory/2492-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2492-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x00080000000233fd-222.dat upx behavioral1/files/0x00080000000233fd-220.dat upx behavioral1/memory/3676-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3676-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3676-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription 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.
Processes:
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe -
Drops file in Windows directory 4 IoCs
Processes:
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.execsrss.exedescription ioc Process File opened for modification C:\Windows\rss add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe File created C:\Windows\rss\csrss.exe add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.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.
Processes:
sc.exepid Process 4196 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2804 powershell.exe 3084 powershell.exe 2224 powershell.exe 1264 powershell.exe 3268 powershell.exe 4800 powershell.exe 860 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 1332 schtasks.exe 3692 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard 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\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.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\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exeadd7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exepowershell.exeadd7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 2224 powershell.exe 2224 powershell.exe 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 1264 powershell.exe 1264 powershell.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 3268 powershell.exe 3268 powershell.exe 3268 powershell.exe 4800 powershell.exe 4800 powershell.exe 4800 powershell.exe 860 powershell.exe 860 powershell.exe 2804 powershell.exe 2804 powershell.exe 3084 powershell.exe 3084 powershell.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 2332 csrss.exe 2332 csrss.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 2332 csrss.exe 2332 csrss.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 2332 csrss.exe 2332 csrss.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe 4584 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exeadd7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 2224 powershell.exe Token: SeDebugPrivilege 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Token: SeImpersonatePrivilege 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe Token: SeDebugPrivilege 1264 powershell.exe Token: SeDebugPrivilege 3268 powershell.exe Token: SeDebugPrivilege 4800 powershell.exe Token: SeDebugPrivilege 860 powershell.exe Token: SeDebugPrivilege 2804 powershell.exe Token: SeDebugPrivilege 3084 powershell.exe Token: SeSystemEnvironmentPrivilege 2332 csrss.exe Token: SeSecurityPrivilege 4196 sc.exe Token: SeSecurityPrivilege 4196 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exeadd7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 1424 wrote to memory of 2224 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 87 PID 1424 wrote to memory of 2224 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 87 PID 1424 wrote to memory of 2224 1424 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 87 PID 2872 wrote to memory of 1264 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 117 PID 2872 wrote to memory of 1264 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 117 PID 2872 wrote to memory of 1264 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 117 PID 2872 wrote to memory of 4376 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 102 PID 2872 wrote to memory of 4376 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 102 PID 4376 wrote to memory of 3940 4376 cmd.exe 104 PID 4376 wrote to memory of 3940 4376 cmd.exe 104 PID 2872 wrote to memory of 3268 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 105 PID 2872 wrote to memory of 3268 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 105 PID 2872 wrote to memory of 3268 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 105 PID 2872 wrote to memory of 4800 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 107 PID 2872 wrote to memory of 4800 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 107 PID 2872 wrote to memory of 4800 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 107 PID 2872 wrote to memory of 2332 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 109 PID 2872 wrote to memory of 2332 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 109 PID 2872 wrote to memory of 2332 2872 add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe 109 PID 2332 wrote to memory of 860 2332 csrss.exe 110 PID 2332 wrote to memory of 860 2332 csrss.exe 110 PID 2332 wrote to memory of 860 2332 csrss.exe 110 PID 2332 wrote to memory of 2804 2332 csrss.exe 115 PID 2332 wrote to memory of 2804 2332 csrss.exe 115 PID 2332 wrote to memory of 2804 2332 csrss.exe 115 PID 2332 wrote to memory of 3084 2332 csrss.exe 118 PID 2332 wrote to memory of 3084 2332 csrss.exe 118 PID 2332 wrote to memory of 3084 2332 csrss.exe 118 PID 2332 wrote to memory of 4584 2332 csrss.exe 120 PID 2332 wrote to memory of 4584 2332 csrss.exe 120 PID 2492 wrote to memory of 1496 2492 windefender.exe 126 PID 2492 wrote to memory of 1496 2492 windefender.exe 126 PID 2492 wrote to memory of 1496 2492 windefender.exe 126 PID 1496 wrote to memory of 4196 1496 cmd.exe 127 PID 1496 wrote to memory of 4196 1496 cmd.exe 127 PID 1496 wrote to memory of 4196 1496 cmd.exe 127 -
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\add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe"C:\Users\Admin\AppData\Local\Temp\add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2224
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C:\Users\Admin\AppData\Local\Temp\add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.exe"C:\Users\Admin\AppData\Local\Temp\add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99.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:2872 -
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:1264
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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:4376 -
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:3940
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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:3268
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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:4800
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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:2332 -
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:860
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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:1332
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:948
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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:2804 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:1264
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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:3084
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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:4584
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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:3692
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2492 -
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:1496 -
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:4196
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3676
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5895e77dcff7b7f107a90ce85f163c3eb
SHA1abd9419f07023c295602df1f5dfc1ab0568c644f
SHA2569f05d137dae367c7e4c2b35e55d5e8b40750b1ff15815bae63d49ff5d2130893
SHA5125b85152442cbbf735f4fef05b5e20743c9e9461ba43b9d89bdf28a2a9bedc98ae78e7126229f421b0674186fcc43c1e2987c522e8a1238c0e340ce86d6c83fae
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51f992334db0cbb46a68334cdbb3bf90a
SHA1c76b66a3da8e2d383b659a3a9b79b2a1f2e63be6
SHA256c46d2b6925b88e69b11b87cdb3fde8eed6ce3398c147028f32b7da910809b03b
SHA5121ca8a447612d3273b027bb288c0110da3a356df740a5521f85a01bf40a27d7b615c07b68003ca55e2b4cc7084a0123a32e95fdd932597ce9e1f6bf0865686047
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a189602d73acd19be1aae51caea3d740
SHA19a14239441323efa1e0196561f3758ef68d06bea
SHA25645ac2f2023a21fa6cdcfb5e090aebd1b1b265e485a1a713233076d05d4408c92
SHA51220b74f4181b202914f3bcfdedd29cb50e810858a6d55c7fa6babfb6be9e84d837ff49c10fd458bbda079705e984676a920b69a6a81abfeaa185d05a21c49c558
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD582e3c9fc284aa89c1c6f76d3691bd565
SHA127ed372a473d713ae1d73c8e7193f21c438283ba
SHA25621e7cf148f4e76222ed66b5ae7587c79351c764a910c1ed66eae5c1ad4cddeb8
SHA5120043e5c40ecf49e49f734c3577eeabe97619851a667ac22aaa610ef8d70b2e207e4dc8aa37b8d20721e6efd8fc5822a93be83c28803f26a6f01c3507651ed4c5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD542f62ca91f3cf73a4e85eabd9218de1b
SHA13ded8e7ee928974a7ee0f70e01a453686793d75a
SHA25671f9fe5f5673d05ac3a143ad051ea8deec187ffcc90db1282329862ad9964eed
SHA5123ec40f595ceccd8756f5f26912ce98b02e3ce45d35c6a05846a88c52dfc46723e5753241d0d7996e94fb0ea45e7be0c03316a426c185d6c6b6eeef62e7adf1d7
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Filesize
4.1MB
MD5aa887cfcfdce6d4fc8c1e660e79c9d20
SHA1250af7a7bacb40895084c5bc5ae29ca2bf116d73
SHA256add7fae0e7fe64f0c31959e317bdecc7b640bf0a99065e2d277ac1827c1b3f99
SHA512b51c288309137e33b41707890ba6d8a2788ea2220f43de27df45244633b02c70cbf0d1e3f39e1a7185600a5e90e27817d5c4872e3868769c0f7d173277aaa42b
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Filesize
1.9MB
MD58a6c3c694c9790eaa3d189f69deff029
SHA1dbe2367e9aae0205f09a469cda78e31092d95e51
SHA2561edb40fcf5428108537a638017aaaaf694c6697f9e384037aa6a698cb8af59f7
SHA512355bf35bf0171c2cc3eb26364f475b798db882fb7fa0aa1b5e3c2b8fcd8877e8878c9a3c0b7c02abf3f07a1169aaa981ea5a0bdbbf673ee76ef0daecf4afa53d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
448KB
MD5eac3c94e166a4ac3e7d3dbf26d505ebb
SHA1c231e723ad6077f9b6bd12c5e7bd3fd208f7fa45
SHA256662eb9030b85d481e53772eb13a1b747a62bc68a862e0e4ba90f4e6acb3fe124
SHA512b5b0f2d3205ebf43593ae73318cc078b5eafed92be6c8d113cf0e7dbef9f84da759301393b9528ac7f11b2f82dd8a190ad5c2b9066c84afbc1c9fb775fcff1a0