Analysis
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max time kernel
150s -
max time network
124s -
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, 16:45
Static task
static1
Behavioral task
behavioral1
Sample
e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe
Resource
win10v2004-20240508-en
General
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Target
e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe
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Size
4.1MB
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MD5
1595df60c1ee2b3bd9f9cac4a0b86c48
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SHA1
5bf04ec887cd65c2e35e75bed79b51e2580ec6da
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SHA256
e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab
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SHA512
6108ba32fc4f5dc4052b1e156d5ea96d2b829cd70d8c9539dab1b3c88133baa8b560a5d5d2136ac1e2e8fdb452bf5242476eeed294081523efa68266b64fb620
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SSDEEP
98304:blDK2ogLLeo95J5ZPcfTDKdk17ZCPQ0/B9CeuvJXiZ9xD4RskEV31Kmzm:h7B3j0rWdEQQ059Cfd4xbkE91KmC
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4448-2-0x0000000004FA0000-0x000000000588B000-memory.dmp family_glupteba behavioral1/memory/4448-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4448-28-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/4448-58-0x0000000004FA0000-0x000000000588B000-memory.dmp family_glupteba behavioral1/memory/4448-60-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4448-59-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/3796-84-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/3796-139-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-164-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-216-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-232-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-234-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-237-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-240-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-243-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-246-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-249-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-252-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/420-255-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5000 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 420 csrss.exe 1908 injector.exe 3260 windefender.exe 4612 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023432-225.dat upx behavioral1/memory/3260-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3260-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-241-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4612-250-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 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 File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log 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 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe File created C:\Windows\rss\csrss.exe e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.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 2688 sc.exe -
pid Process 2256 powershell.exe 936 powershell.exe 2604 powershell.exe 3068 powershell.exe 4772 powershell.exe 2676 powershell.exe 4756 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 2648 schtasks.exe 3232 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\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\@tzres.dll,-452 = "Caucasus 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.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\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2256 powershell.exe 2256 powershell.exe 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 936 powershell.exe 936 powershell.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 2604 powershell.exe 2604 powershell.exe 3068 powershell.exe 3068 powershell.exe 4772 powershell.exe 4772 powershell.exe 2676 powershell.exe 2676 powershell.exe 4756 powershell.exe 4756 powershell.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 420 csrss.exe 420 csrss.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 420 csrss.exe 420 csrss.exe 1908 injector.exe 1908 injector.exe 420 csrss.exe 420 csrss.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe 1908 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2256 powershell.exe Token: SeDebugPrivilege 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Token: SeImpersonatePrivilege 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe Token: SeDebugPrivilege 936 powershell.exe Token: SeDebugPrivilege 2604 powershell.exe Token: SeDebugPrivilege 3068 powershell.exe Token: SeDebugPrivilege 4772 powershell.exe Token: SeDebugPrivilege 2676 powershell.exe Token: SeDebugPrivilege 4756 powershell.exe Token: SeSystemEnvironmentPrivilege 420 csrss.exe Token: SeSecurityPrivilege 2688 sc.exe Token: SeSecurityPrivilege 2688 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4448 wrote to memory of 2256 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 87 PID 4448 wrote to memory of 2256 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 87 PID 4448 wrote to memory of 2256 4448 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 87 PID 3796 wrote to memory of 936 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 92 PID 3796 wrote to memory of 936 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 92 PID 3796 wrote to memory of 936 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 92 PID 3796 wrote to memory of 2412 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 94 PID 3796 wrote to memory of 2412 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 94 PID 2412 wrote to memory of 5000 2412 cmd.exe 96 PID 2412 wrote to memory of 5000 2412 cmd.exe 96 PID 3796 wrote to memory of 2604 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 98 PID 3796 wrote to memory of 2604 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 98 PID 3796 wrote to memory of 2604 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 98 PID 3796 wrote to memory of 3068 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 100 PID 3796 wrote to memory of 3068 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 100 PID 3796 wrote to memory of 3068 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 100 PID 3796 wrote to memory of 420 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 103 PID 3796 wrote to memory of 420 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 103 PID 3796 wrote to memory of 420 3796 e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe 103 PID 420 wrote to memory of 4772 420 csrss.exe 104 PID 420 wrote to memory of 4772 420 csrss.exe 104 PID 420 wrote to memory of 4772 420 csrss.exe 104 PID 420 wrote to memory of 2676 420 csrss.exe 110 PID 420 wrote to memory of 2676 420 csrss.exe 110 PID 420 wrote to memory of 2676 420 csrss.exe 110 PID 420 wrote to memory of 4756 420 csrss.exe 112 PID 420 wrote to memory of 4756 420 csrss.exe 112 PID 420 wrote to memory of 4756 420 csrss.exe 112 PID 420 wrote to memory of 1908 420 csrss.exe 114 PID 420 wrote to memory of 1908 420 csrss.exe 114 PID 3260 wrote to memory of 1860 3260 windefender.exe 120 PID 3260 wrote to memory of 1860 3260 windefender.exe 120 PID 3260 wrote to memory of 1860 3260 windefender.exe 120 PID 1860 wrote to memory of 2688 1860 cmd.exe 121 PID 1860 wrote to memory of 2688 1860 cmd.exe 121 PID 1860 wrote to memory of 2688 1860 cmd.exe 121 -
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\e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe"C:\Users\Admin\AppData\Local\Temp\e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4448 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2256
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C:\Users\Admin\AppData\Local\Temp\e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.exe"C:\Users\Admin\AppData\Local\Temp\e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab.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:3796 -
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:936
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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:2412 -
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:5000
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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:2604
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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:3068
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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:420 -
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:4772
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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:3232
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2476
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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:2676
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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:4756
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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:1908
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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:2648
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3260 -
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:1860 -
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:2688
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4612
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
MD554923d57d11a33bd3407ae81d83a83aa
SHA1bd0633e8bbb60ed105e8be22906689266596363e
SHA256e7656a65e55444208bd1dfabe447710d70dc7ab3687097d850d804c15c56e54b
SHA5121b965701716cc9231cfc1b3a53ed1d097cbf93cdb86eaaab0bb011b8935cb67c8c5dca1da9a67910ecc04c548df2a2619ff468070eb4cfed082d3f143ed28193
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53fc8ab85db0b7a891290e40265402011
SHA11dd6a8afd0b7b545c38a0ce50da929f98a65cee0
SHA256f8473873f9fd27177cdec3b6237604662d74c39c10693a368d7674460180242f
SHA51221cc33fe01c382912415dd3ce94fff61ab29d6da4495ea0e961a02033ca1937a0dd8e0b80e805b92948f1403e891eafa90eaf2bece5d8733d7669215e62e4df4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51b5ecf7377129877624d0d598d0c2ab9
SHA164052c42040241530a712a68e4feefcc3845ef2c
SHA25657eeeb2ccf347a45a34b09d37ea7ac92f6b743ebf31089f366e019ce6d6cc02e
SHA512a97b6ce10c0c59ac73de6e006b1a9677930b32724ed621338ada6c0898aa54b166930cbd0ff7afac53ac2475fc9b48ac00bf8eefea179a5efc265d01006fa531
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5595e7d7230413d77566667e7a9ca33b5
SHA1ab99d7a917ba522e2e337c3bfb603d829ed9a0e6
SHA2561d66a5f508ab7d74ab8f4e8c598588ef46863690bceb5aa1d2c24f6525661689
SHA5122ddf00cbbe10d81a621f05c77fc6f934a8412b080622394e3291faf51cc071594055ddd99a932b1270a13c2b8dc1c0b1d5a0c546887f36a5266d751e112d536b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c5213ad2e499a8d1e93b6a72d4127e5a
SHA1fa4ea898eb73a0696580f84775f8e4ae703d435b
SHA2560f8ffcef13ccd6e02e99c9f68c73521631703ee507071eb43c9f16a6ce2eaf60
SHA5120575d21a14f2811c98a5746ca56726e9e134a82adfe725dc23d8d6fecbfe0ff5f5526b1c9f3f43575e8d3c1ac67d7488a417520e929b048a1ec528573578ceb4
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Filesize
4.1MB
MD51595df60c1ee2b3bd9f9cac4a0b86c48
SHA15bf04ec887cd65c2e35e75bed79b51e2580ec6da
SHA256e9a312c00c8b72143ed4eb13583728858e9ec2bffc4bebdf53656981603ec4ab
SHA5126108ba32fc4f5dc4052b1e156d5ea96d2b829cd70d8c9539dab1b3c88133baa8b560a5d5d2136ac1e2e8fdb452bf5242476eeed294081523efa68266b64fb620
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec