Analysis
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max time kernel
149s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 09:06
Static task
static1
Behavioral task
behavioral1
Sample
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe
Resource
win10v2004-20240508-en
General
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Target
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe
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Size
4.1MB
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MD5
d460c7f33665c26f15f7bb72e7fc1413
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SHA1
2f76a26ee4c295b6d542b93d68f1a6e248321781
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SHA256
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5
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SHA512
2183d350c247c1f88512ddb9ba49f985e1e39afe973b8c683d1ffab145946dde89956af11c56e4424f4c0be1297f78d1b33cc169946d3506de270ad8f6a940a5
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SSDEEP
98304:QvCQaDBnSWO/B+XxjapSyZlG1PnsYHdaWgIg92gsnC3bzMZh6P1b:QvC3DFSWO/BjYGk1PnXHoWWZ1za6Nb
Malware Config
Signatures
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Glupteba payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/4708-2-0x00000000044C0000-0x0000000004DAB000-memory.dmp family_glupteba behavioral1/memory/4708-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4708-56-0x00000000044C0000-0x0000000004DAB000-memory.dmp family_glupteba behavioral1/memory/4708-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4708-55-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/672-136-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-218-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-228-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-229-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-232-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-234-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-236-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-237-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-240-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-242-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-244-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-245-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-248-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba behavioral1/memory/4564-250-0x0000000000400000-0x0000000002365000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 2852 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 4564 csrss.exe 4676 injector.exe 4176 windefender.exe 1408 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x0009000000023553-221.dat upx behavioral1/memory/4176-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1408-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4176-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1408-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1408-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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:
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exe2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exedescription ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe File created C:\Windows\rss\csrss.exe 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 4824 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 2676 powershell.exe 2264 powershell.exe 3408 powershell.exe 4620 powershell.exe 2464 powershell.exe 1920 powershell.exe 4476 powershell.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 4616 4708 WerFault.exe 89 4868 672 WerFault.exe 102 -
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 4752 schtasks.exe 4396 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exepowershell.exepowershell.exewindefender.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,-771 = "Montevideo Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.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" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.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" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.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,-12 = "Azores Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.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,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.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,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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,-2371 = "Easter Island Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.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,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-331 = "E. Europe 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\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exe2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exepowershell.exe2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 4476 powershell.exe 4476 powershell.exe 4476 powershell.exe 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 2676 powershell.exe 2676 powershell.exe 2676 powershell.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 2264 powershell.exe 2264 powershell.exe 2264 powershell.exe 3408 powershell.exe 3408 powershell.exe 3408 powershell.exe 4620 powershell.exe 4620 powershell.exe 4620 powershell.exe 2464 powershell.exe 2464 powershell.exe 2464 powershell.exe 1920 powershell.exe 1920 powershell.exe 1920 powershell.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4564 csrss.exe 4564 csrss.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4564 csrss.exe 4564 csrss.exe 4676 injector.exe 4676 injector.exe 4564 csrss.exe 4564 csrss.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe 4676 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exe2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Token: SeImpersonatePrivilege 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe Token: SeDebugPrivilege 2676 powershell.exe Token: SeDebugPrivilege 2264 powershell.exe Token: SeDebugPrivilege 3408 powershell.exe Token: SeDebugPrivilege 4620 powershell.exe Token: SeDebugPrivilege 2464 powershell.exe Token: SeDebugPrivilege 1920 powershell.exe Token: SeSystemEnvironmentPrivilege 4564 csrss.exe Token: SeSecurityPrivilege 4824 sc.exe Token: SeSecurityPrivilege 4824 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 4708 wrote to memory of 4476 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 93 PID 4708 wrote to memory of 4476 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 93 PID 4708 wrote to memory of 4476 4708 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 93 PID 672 wrote to memory of 2676 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 106 PID 672 wrote to memory of 2676 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 106 PID 672 wrote to memory of 2676 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 106 PID 672 wrote to memory of 4184 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 110 PID 672 wrote to memory of 4184 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 110 PID 4184 wrote to memory of 2852 4184 cmd.exe 112 PID 4184 wrote to memory of 2852 4184 cmd.exe 112 PID 672 wrote to memory of 2264 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 113 PID 672 wrote to memory of 2264 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 113 PID 672 wrote to memory of 2264 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 113 PID 672 wrote to memory of 3408 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 117 PID 672 wrote to memory of 3408 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 117 PID 672 wrote to memory of 3408 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 117 PID 672 wrote to memory of 4564 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 119 PID 672 wrote to memory of 4564 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 119 PID 672 wrote to memory of 4564 672 2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe 119 PID 4564 wrote to memory of 4620 4564 csrss.exe 122 PID 4564 wrote to memory of 4620 4564 csrss.exe 122 PID 4564 wrote to memory of 4620 4564 csrss.exe 122 PID 4564 wrote to memory of 2464 4564 csrss.exe 128 PID 4564 wrote to memory of 2464 4564 csrss.exe 128 PID 4564 wrote to memory of 2464 4564 csrss.exe 128 PID 4564 wrote to memory of 1920 4564 csrss.exe 130 PID 4564 wrote to memory of 1920 4564 csrss.exe 130 PID 4564 wrote to memory of 1920 4564 csrss.exe 130 PID 4564 wrote to memory of 4676 4564 csrss.exe 132 PID 4564 wrote to memory of 4676 4564 csrss.exe 132 PID 4176 wrote to memory of 3464 4176 windefender.exe 139 PID 4176 wrote to memory of 3464 4176 windefender.exe 139 PID 4176 wrote to memory of 3464 4176 windefender.exe 139 PID 3464 wrote to memory of 4824 3464 cmd.exe 140 PID 3464 wrote to memory of 4824 3464 cmd.exe 140 PID 3464 wrote to memory of 4824 3464 cmd.exe 140 -
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\2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe"C:\Users\Admin\AppData\Local\Temp\2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4476
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C:\Users\Admin\AppData\Local\Temp\2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.exe"C:\Users\Admin\AppData\Local\Temp\2ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5.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:672 -
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:2676
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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:4184 -
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:2852
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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:2264
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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:3408
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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:4564 -
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:4620
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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:4752
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2080
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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:2464
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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:1920
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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:4676
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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:4396
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4176 -
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:3464 -
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:4824
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 672 -s 7643⤵
- Program crash
PID:4868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4708 -s 8442⤵
- Program crash
PID:4616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4708 -ip 47081⤵PID:4444
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4124,i,6166776566165096562,4582328833313060853,262144 --variations-seed-version --mojo-platform-channel-handle=3928 /prefetch:81⤵PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 672 -ip 6721⤵PID:4396
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1408
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
MD5d273c08fb4228f7140307f581a663ea1
SHA1ef842ee1c1657436b85b1477d325087c43209922
SHA25643e869f844ecf51aceb56acfbfb124e2963aeba964dfb0b972d1882fc9cfbfec
SHA51238b6971a1ba18d3c1fda8c4c12328290940de239492e6ba57f2eb86943d1eb124f75d65e17143d204681c2b8243d72b77ad6e6561de83aa19fb7adae83443989
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD585b97f36fc94be51f738ae303fc55471
SHA1880338e1f6d196d24cd4aa6ff00ce86ed302365a
SHA2565d1c94fe355412f514e15b103b8fce2fd3d1355c5cc8a4dfa1c564bd71951fcd
SHA51237a1ff9330c0dc7ba0c64d6e97c6229e9606cac1d1fb1545c999268a0fb044e7cd0557ce806234e2983415f5a68ed0c5e3c1e5b283e730e6d167b602b3e2237b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d134c673efa9c6d8d5b3243971b3b72b
SHA1b1f1272c6ef7ac5ae42df32eeb52de62f9dbe4d2
SHA256ad4622ad4796467a4797eb7dddeb39975cbe9f6e6a16d1306525d602960b50c3
SHA5126270de2be2cea23115d3b69881895d8702cce3057ba7f2d4154afd6a22902dcd3985b3ff1907c012cf7d5385dabfb02af25657849f031bded121209c1687e0da
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56855dd37bb6820009d732cb25616e0d7
SHA18445d53e72b886e012559cce25947f4c414dee9a
SHA2560b941951243f1680fa16532a940ee0aafa3764d85ba253f61ef15a58e3d39915
SHA5123c4307b8040aac2f815591b03b46da93fb8952fa7dfa450fc8de96881ca148f4ccec58fec74527ecfa0ff27e419e484b721becdcbb0a88e50218162a1afcbe40
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52a65c9471e20d5439606abd6aad27a92
SHA1cc6f0c8a091630051336aeeb300eeed8e74d22cb
SHA256913febc6b04f23d12cb8e5929e191beec469671de02ff3b428cb63e8472dbeef
SHA512519866591c86845cb46eb854da4bd38c7dbc126d7b7442ac0dbfaa73254cfa301b2480d135db15e6bf9e57abfa7ee02ada39f3141ef5488df54e4e92e741d605
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Filesize
4.1MB
MD5d460c7f33665c26f15f7bb72e7fc1413
SHA12f76a26ee4c295b6d542b93d68f1a6e248321781
SHA2562ed418885d343e43dc3116263112ecbdd4fd99c55ed309c3c3c8b5a48c0745b5
SHA5122183d350c247c1f88512ddb9ba49f985e1e39afe973b8c683d1ffab145946dde89956af11c56e4424f4c0be1297f78d1b33cc169946d3506de270ad8f6a940a5
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec