Analysis
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max time kernel
149s -
max time network
144s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
09/05/2024, 17:02
Static task
static1
Behavioral task
behavioral1
Sample
b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe
Resource
win10v2004-20240508-en
General
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Target
b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe
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Size
4.1MB
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MD5
eb9df0160ed192efc462adb201695525
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SHA1
6cc4b2ddd3e2de41f1d67d032916eb6e256d8554
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SHA256
b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51
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SHA512
0b5256997333c513d230d599deef0ea0d958ad3431b806b70a95ce9af8fa43487c2fecfb95f7312d3388d9630e1ec2f4faae2f1067dd54b13bd76e80855f2460
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SSDEEP
98304:LlDK2ogLLeo95J5ZPcfTDKdk17ZCPQ0/B9CeuvJXiZ9xD4RskEV31Kmzb:R7B3j0rWdEQQ059Cfd4xbkE91Km/
Malware Config
Signatures
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Glupteba payload 16 IoCs
resource yara_rule behavioral2/memory/2512-2-0x0000000005030000-0x000000000591B000-memory.dmp family_glupteba behavioral2/memory/2512-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2512-50-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2512-52-0x0000000005030000-0x000000000591B000-memory.dmp family_glupteba behavioral2/memory/2512-49-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/3776-99-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/3776-124-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-125-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-198-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-206-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-216-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-226-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-236-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-246-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-256-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral2/memory/2092-266-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2200 netsh.exe -
Executes dropped EXE 1 IoCs
pid Process 2092 csrss.exe -
resource yara_rule behavioral2/memory/2260-202-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1468-203-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2260-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1468-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1468-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\S-1-5-21-2551177587-3778486488-1329702901-1000\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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Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe File created C:\Windows\rss\csrss.exe b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3312 sc.exe -
pid Process 2968 powershell.exe 1988 powershell.exe 892 powershell.exe 708 powershell.exe 3132 powershell.exe 2272 powershell.exe 4804 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 1388 schtasks.exe 2820 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.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,-681 = "E. Australia Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.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\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.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" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.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,-435 = "Georgian Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.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,-912 = "Mauritius Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-261 = "GMT Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.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,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2792 = "Novosibirsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.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,-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,-1892 = "Russia TZ 3 Standard Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2968 powershell.exe 2968 powershell.exe 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 1988 powershell.exe 1988 powershell.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 892 powershell.exe 892 powershell.exe 708 powershell.exe 708 powershell.exe 3132 powershell.exe 3132 powershell.exe 2272 powershell.exe 2272 powershell.exe 4804 powershell.exe 4804 powershell.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe 4492 injector.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2968 powershell.exe Token: SeDebugPrivilege 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Token: SeImpersonatePrivilege 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe Token: SeDebugPrivilege 1988 powershell.exe Token: SeDebugPrivilege 892 powershell.exe Token: SeDebugPrivilege 708 powershell.exe Token: SeDebugPrivilege 3132 powershell.exe Token: SeDebugPrivilege 2272 powershell.exe Token: SeDebugPrivilege 4804 powershell.exe Token: SeSecurityPrivilege 3312 sc.exe Token: SeSecurityPrivilege 3312 sc.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2968 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 82 PID 2512 wrote to memory of 2968 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 82 PID 2512 wrote to memory of 2968 2512 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 82 PID 3776 wrote to memory of 1988 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 87 PID 3776 wrote to memory of 1988 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 87 PID 3776 wrote to memory of 1988 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 87 PID 3776 wrote to memory of 2948 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 89 PID 3776 wrote to memory of 2948 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 89 PID 2948 wrote to memory of 2200 2948 cmd.exe 91 PID 2948 wrote to memory of 2200 2948 cmd.exe 91 PID 3776 wrote to memory of 892 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 92 PID 3776 wrote to memory of 892 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 92 PID 3776 wrote to memory of 892 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 92 PID 3776 wrote to memory of 708 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 94 PID 3776 wrote to memory of 708 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 94 PID 3776 wrote to memory of 708 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 94 PID 3776 wrote to memory of 2092 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 96 PID 3776 wrote to memory of 2092 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 96 PID 3776 wrote to memory of 2092 3776 b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe 96 PID 2260 wrote to memory of 3700 2260 windefender.exe 113 PID 2260 wrote to memory of 3700 2260 windefender.exe 113 PID 2260 wrote to memory of 3700 2260 windefender.exe 113 PID 3700 wrote to memory of 3312 3700 cmd.exe 114 PID 3700 wrote to memory of 3312 3700 cmd.exe 114 PID 3700 wrote to memory of 3312 3700 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe"C:\Users\Admin\AppData\Local\Temp\b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2968
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C:\Users\Admin\AppData\Local\Temp\b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.exe"C:\Users\Admin\AppData\Local\Temp\b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51.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:3776 -
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:1988
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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:2948 -
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:2200
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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:892
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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:708
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2092 -
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:3132
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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:2820
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1396
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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:2272
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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:4804
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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⤵
- Suspicious behavior: EnumeratesProcesses
PID:4492
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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:1388
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:2260 -
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:3700 -
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:3312
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Modifies data under HKEY_USERS
PID:1468
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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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d003b200e95173feb0c6305ba5b371e7
SHA167bb431f35ae229e29afb688c468968b291accec
SHA25603940237ff9c13e768960f4fb3f7a78acb82227c5205c4318de41ed970153829
SHA5121b1afea44b8ae12cb727a8d854c69e22d227383a47e50492d459660eadff138a084b0393779b2494f4d86d33bcf7b996fbb1f3cdce0730618dcdd2ad635192a7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b488b9fce32465048b7bd85c41129856
SHA1acb76533ab73e06fb96eb4c38788dd3eb3e4b213
SHA256d15995cc7065976819294ac13fd9e35db218e3dc17bfb970b98555123adb4e87
SHA5122cedf925d65efce5d6de5b320fe7d6524efc8f1a73953431a7656a84bc7c38f7f18ed321e10e3bd1abdb84e761b7f134d27dc685fb76c6fb618b76bca152fa47
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d71238b060c35c905295d13a4529612
SHA1e4a940ec3c1cfecb07825351e7e232627a293c0e
SHA2560965fa473866a5c0e3a200029e3245ca62067496d884500fe8cbe839b0d8cdb6
SHA512dfd4688163ba3a03ba6660d8aff92cad59d2911d43bfb97b01f733643e83803aeeb40f9275b2feaaa21615872db3baee780ef0c110c83b51d94c43d56509d64f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a6a7ee51f295f88fe8f79fc68deebed
SHA1be0cbbb3ce9beca7e8b80619750e80a57033836f
SHA2563db786d474d4bdcbf8d84ac5746fddc3714b8871b866dfe4053a8c3aa30bb647
SHA51271aeedffb1af23ceb4b723107e9f6bfcef747b200cfed32d66947ae8c22e5b6d64e2e3532596a855c84f79a5e5830b130ebba20979b1caee1a16448fcb10a4ad
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e60e119c91e7d11cf5d2f6f214f89fe8
SHA1d97882662652275b6796417e135bfff2c39b751f
SHA256d2c269179d3cd7c4b4383452b6dcd4d5d6f63e04af4b7acbecde5cac28983754
SHA51257204a142d0ed18d1de252f3dd58ff1cbee86c872199f76d7a2a8e387db33bd0ff7672a93d48ef204b72a34cd43f617a8ca84266d7da205a2b81323490314b47
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Filesize
4.1MB
MD5eb9df0160ed192efc462adb201695525
SHA16cc4b2ddd3e2de41f1d67d032916eb6e256d8554
SHA256b622bad3af0a0c83e7ec1244edd4135fec647c22e76c04d86dc4edd551eb1d51
SHA5120b5256997333c513d230d599deef0ea0d958ad3431b806b70a95ce9af8fa43487c2fecfb95f7312d3388d9630e1ec2f4faae2f1067dd54b13bd76e80855f2460