Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 19:35
Static task
static1
Behavioral task
behavioral1
Sample
f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe
Resource
win10v2004-20240508-en
General
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Target
f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe
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Size
4.1MB
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MD5
f6156b63d313f7247432a693de39daef
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SHA1
bff890bf23551db49d04af57779630bea35356a9
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SHA256
f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620
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SHA512
54c61e755d5661da14ebfef93b9fa61d02f59fb43edc1310cf21c0780479bc54be973836286f0d5104a946e9d511e94162d38e2a5471f0f386b7b7e396e7f759
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SSDEEP
98304:dwBco1salv4p8AdbboIKOJLJ1nO5Zld79mTpR:dwqoWyv4yANjKQa7or
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3088-2-0x0000000004FC0000-0x00000000058AB000-memory.dmp family_glupteba behavioral1/memory/3088-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3088-4-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3088-56-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3088-58-0x0000000004FC0000-0x00000000058AB000-memory.dmp family_glupteba behavioral1/memory/3088-70-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5068-69-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/5068-137-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-213-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-220-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-230-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-233-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-236-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-239-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-242-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-245-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-248-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba behavioral1/memory/3808-251-0x0000000000400000-0x0000000002ED5000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3328 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3808 csrss.exe 4568 injector.exe 5052 windefender.exe 892 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023414-223.dat upx behavioral1/memory/5052-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5052-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/892-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/892-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/892-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe File created C:\Windows\rss\csrss.exe f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.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 2024 sc.exe -
pid Process 4492 powershell.exe 1500 powershell.exe 640 powershell.exe 3108 powershell.exe 3024 powershell.exe 2104 powershell.exe 4376 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4744 schtasks.exe 1524 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius 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\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.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,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.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,-461 = "Afghanistan Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.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,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-52 = "Greenland 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\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard 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 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\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.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,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 640 powershell.exe 640 powershell.exe 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 3108 powershell.exe 3108 powershell.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 3024 powershell.exe 3024 powershell.exe 2104 powershell.exe 2104 powershell.exe 4376 powershell.exe 4376 powershell.exe 4492 powershell.exe 4492 powershell.exe 1500 powershell.exe 1500 powershell.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 3808 csrss.exe 3808 csrss.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 3808 csrss.exe 3808 csrss.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 3808 csrss.exe 3808 csrss.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe 4568 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 640 powershell.exe Token: SeDebugPrivilege 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Token: SeImpersonatePrivilege 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe Token: SeDebugPrivilege 3108 powershell.exe Token: SeDebugPrivilege 3024 powershell.exe Token: SeDebugPrivilege 2104 powershell.exe Token: SeDebugPrivilege 4376 powershell.exe Token: SeDebugPrivilege 4492 powershell.exe Token: SeDebugPrivilege 1500 powershell.exe Token: SeSystemEnvironmentPrivilege 3808 csrss.exe Token: SeSecurityPrivilege 2024 sc.exe Token: SeSecurityPrivilege 2024 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3088 wrote to memory of 640 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 88 PID 3088 wrote to memory of 640 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 88 PID 3088 wrote to memory of 640 3088 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 88 PID 5068 wrote to memory of 3108 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 93 PID 5068 wrote to memory of 3108 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 93 PID 5068 wrote to memory of 3108 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 93 PID 5068 wrote to memory of 1496 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 96 PID 5068 wrote to memory of 1496 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 96 PID 1496 wrote to memory of 3328 1496 cmd.exe 98 PID 1496 wrote to memory of 3328 1496 cmd.exe 98 PID 5068 wrote to memory of 3024 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 99 PID 5068 wrote to memory of 3024 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 99 PID 5068 wrote to memory of 3024 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 99 PID 5068 wrote to memory of 2104 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 102 PID 5068 wrote to memory of 2104 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 102 PID 5068 wrote to memory of 2104 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 102 PID 5068 wrote to memory of 3808 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 104 PID 5068 wrote to memory of 3808 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 104 PID 5068 wrote to memory of 3808 5068 f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe 104 PID 3808 wrote to memory of 4376 3808 csrss.exe 105 PID 3808 wrote to memory of 4376 3808 csrss.exe 105 PID 3808 wrote to memory of 4376 3808 csrss.exe 105 PID 3808 wrote to memory of 4492 3808 csrss.exe 110 PID 3808 wrote to memory of 4492 3808 csrss.exe 110 PID 3808 wrote to memory of 4492 3808 csrss.exe 110 PID 3808 wrote to memory of 1500 3808 csrss.exe 113 PID 3808 wrote to memory of 1500 3808 csrss.exe 113 PID 3808 wrote to memory of 1500 3808 csrss.exe 113 PID 3808 wrote to memory of 4568 3808 csrss.exe 115 PID 3808 wrote to memory of 4568 3808 csrss.exe 115 PID 5052 wrote to memory of 3024 5052 windefender.exe 121 PID 5052 wrote to memory of 3024 5052 windefender.exe 121 PID 5052 wrote to memory of 3024 5052 windefender.exe 121 PID 3024 wrote to memory of 2024 3024 cmd.exe 122 PID 3024 wrote to memory of 2024 3024 cmd.exe 122 PID 3024 wrote to memory of 2024 3024 cmd.exe 122 -
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\f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe"C:\Users\Admin\AppData\Local\Temp\f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:640
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C:\Users\Admin\AppData\Local\Temp\f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.exe"C:\Users\Admin\AppData\Local\Temp\f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620.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:5068 -
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:3108
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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:1496 -
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:3328
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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:3024
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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:2104
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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:3808 -
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:4376
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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:1524
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3460
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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:4492
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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:1500
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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:4568
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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:4744
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5052 -
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:3024 -
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:2024
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:892
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e05c684d6da2a382922559bd120b71ef
SHA13eaf6dd7990328b1d88ef9fba43417b35630a68c
SHA256ed469e90b10fc94037cc77fa154ae54baa3e907df243720c61e96b045e564430
SHA512a58326ea5493fe2207691f3f60c44045b3913a88e452fcbd50a4fcbeee22d635e5e21555f3b89c15b0fa47eb6c377a2fd9f7d33f0b5cdcea8c5804a0b1294388
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58bff967afef75e3f043eb745c014cef3
SHA1f48d6cc2286bd6515dbd61c25e0d77102a3c4018
SHA256c310ee727d6979dc0c432b8be2e0bd0be2d59ba464a34c99e026a644ffd74710
SHA512de8f17001f59aa37632b49b0c3df65e877cfd893b4f724bacc457e6604d509bf35308853679fb860c6f118cebb5ab3ff7dc3141416634cbed63506bab6a82343
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56e984020dc6a71fc6a1b1efd1f1a6df5
SHA133b6ee2303ff0e28ec360e4eda66d5840708eefb
SHA256fa382cf6a9b56bb8a4072077bae28c2e3a2cf681e55267d0961cc8f2d5625dda
SHA512511ea23e70c9f9e96b03cf4c4ca4cef7a00785d0b112ac21be6abe23b454da213c3a1a608807c917152e1a1b97ac05f1d0992f8cbacd6af201b945bb00e93fc4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51e92b8100b01bbfcbad7263ba4af1585
SHA1e7e0d5e0605ca1e6150c8f1d58cb6b7160d99f9e
SHA256646fa7d9902acb63cf19a39702423cd06588b40f432ddaabe0988b3e8644f9dd
SHA512abc55a78c11f635f919e47f8c66abb52606edaace5de7de6967c094d6e84839d8cb138cfc03eec61f979f57b1f16383dd23ca33394038b460ac7b9db3525bda7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54afe1eeb05c2f5141cad45b205a7ee72
SHA1fdafcdc5086bf4a76d53e2b468cd56b1885a9c3b
SHA2564328a31e656526d1cb842ef9fe3eab97032fce676382d0ea0bb744ace712cf52
SHA5120a7e4ad3e1c6d48dd480c4c1e05b8cf6c315a53ab6b1e25970e5cc3b0136bd553db259c8a4e6fb5067871212bc4d3d7b4e3f30e120a77de945347a5973f23172
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Filesize
4.1MB
MD5f6156b63d313f7247432a693de39daef
SHA1bff890bf23551db49d04af57779630bea35356a9
SHA256f148a51481ad34b81dbdc1c27873ca0e4d56c83729dcf8ed891f4443f5492620
SHA51254c61e755d5661da14ebfef93b9fa61d02f59fb43edc1310cf21c0780479bc54be973836286f0d5104a946e9d511e94162d38e2a5471f0f386b7b7e396e7f759
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec