Analysis
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max time kernel
149s -
max time network
124s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 12:42
Static task
static1
Behavioral task
behavioral1
Sample
1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe
Resource
win10v2004-20240508-en
General
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Target
1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe
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Size
4.1MB
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MD5
c52bd0492d008442b7ccc42e5861162b
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SHA1
dfba8a1164e4d4793517eb3fb5b36ebc7fdcc98d
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SHA256
1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f
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SHA512
5b5120ea8253b76d90d16b04c81fe035c9430fde2a939aa67fd982c6a7ef22f246a274d79255a3bc0a9acbad1cb0e7ca120bc38c9a555185d7cecbe6ef502d26
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SSDEEP
98304:cl9GTbLtL99uWlQGfUFGGhNMfnjCzwWu2csDCx3z+tB:hT3oWlQMUAMlWxj+tB
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/2360-2-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/2360-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2360-88-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2360-120-0x0000000002E40000-0x000000000372B000-memory.dmp family_glupteba behavioral2/memory/2008-136-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-201-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-221-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-226-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-234-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-237-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-246-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1004-258-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2484 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1004 csrss.exe 2088 injector.exe 388 windefender.exe 4140 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9fb-204.dat upx behavioral2/memory/388-207-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4140-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/388-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4140-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4140-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\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 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe File created C:\Windows\rss\csrss.exe 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.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 2076 sc.exe -
pid Process 568 powershell.exe 2912 powershell.exe 428 powershell.exe 776 powershell.exe 2304 powershell.exe 4472 powershell.exe 3340 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 972 schtasks.exe 992 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.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\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs 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\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.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,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.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,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.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,-41 = "E. South America 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,-31 = "Mid-Atlantic Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 776 powershell.exe 776 powershell.exe 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2304 powershell.exe 2304 powershell.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 4472 powershell.exe 4472 powershell.exe 3340 powershell.exe 3340 powershell.exe 568 powershell.exe 568 powershell.exe 2912 powershell.exe 2912 powershell.exe 428 powershell.exe 428 powershell.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 1004 csrss.exe 1004 csrss.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 1004 csrss.exe 1004 csrss.exe 2088 injector.exe 2088 injector.exe 1004 csrss.exe 1004 csrss.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe 2088 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 776 powershell.exe Token: SeDebugPrivilege 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Token: SeImpersonatePrivilege 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe Token: SeDebugPrivilege 2304 powershell.exe Token: SeDebugPrivilege 4472 powershell.exe Token: SeDebugPrivilege 3340 powershell.exe Token: SeDebugPrivilege 568 powershell.exe Token: SeDebugPrivilege 2912 powershell.exe Token: SeDebugPrivilege 428 powershell.exe Token: SeSystemEnvironmentPrivilege 1004 csrss.exe Token: SeSecurityPrivilege 2076 sc.exe Token: SeSecurityPrivilege 2076 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2360 wrote to memory of 776 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 83 PID 2360 wrote to memory of 776 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 83 PID 2360 wrote to memory of 776 2360 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 83 PID 2008 wrote to memory of 2304 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 88 PID 2008 wrote to memory of 2304 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 88 PID 2008 wrote to memory of 2304 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 88 PID 2008 wrote to memory of 4348 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 90 PID 2008 wrote to memory of 4348 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 90 PID 4348 wrote to memory of 2484 4348 cmd.exe 92 PID 4348 wrote to memory of 2484 4348 cmd.exe 92 PID 2008 wrote to memory of 4472 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 93 PID 2008 wrote to memory of 4472 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 93 PID 2008 wrote to memory of 4472 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 93 PID 2008 wrote to memory of 3340 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 95 PID 2008 wrote to memory of 3340 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 95 PID 2008 wrote to memory of 3340 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 95 PID 2008 wrote to memory of 1004 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 97 PID 2008 wrote to memory of 1004 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 97 PID 2008 wrote to memory of 1004 2008 1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe 97 PID 1004 wrote to memory of 568 1004 csrss.exe 98 PID 1004 wrote to memory of 568 1004 csrss.exe 98 PID 1004 wrote to memory of 568 1004 csrss.exe 98 PID 1004 wrote to memory of 2912 1004 csrss.exe 104 PID 1004 wrote to memory of 2912 1004 csrss.exe 104 PID 1004 wrote to memory of 2912 1004 csrss.exe 104 PID 1004 wrote to memory of 428 1004 csrss.exe 106 PID 1004 wrote to memory of 428 1004 csrss.exe 106 PID 1004 wrote to memory of 428 1004 csrss.exe 106 PID 1004 wrote to memory of 2088 1004 csrss.exe 108 PID 1004 wrote to memory of 2088 1004 csrss.exe 108 PID 388 wrote to memory of 1260 388 windefender.exe 114 PID 388 wrote to memory of 1260 388 windefender.exe 114 PID 388 wrote to memory of 1260 388 windefender.exe 114 PID 1260 wrote to memory of 2076 1260 cmd.exe 115 PID 1260 wrote to memory of 2076 1260 cmd.exe 115 PID 1260 wrote to memory of 2076 1260 cmd.exe 115 -
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\1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe"C:\Users\Admin\AppData\Local\Temp\1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:776
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C:\Users\Admin\AppData\Local\Temp\1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.exe"C:\Users\Admin\AppData\Local\Temp\1e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f.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:2008 -
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:2304
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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:4348 -
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:2484
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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:4472
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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:3340
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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:1004 -
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:568
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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:972
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3480
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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:2912
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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:428
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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:2088
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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:992
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:388 -
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:1260 -
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:2076
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4140
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5004b267da6d1e530e60d2ee21de3bc3b
SHA1d91a3d6c4c1be9f735eb8e8f9aa35decf3e65d78
SHA256f7e06fe60ad860a702764213662be5939990a7bbcfc3f40f1c34a7e4f9ed1a6a
SHA5126d976b20deb1858e39a83466fbd0f3f0bb19b14c81d2f241afa87c8240d6af83bbaa5fd04042896bb392d5b4eda7a03443e6747f95642e0579cfece130faf2f8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD517a726c5c29f05884c18de31f743eca5
SHA1f73e37c9df326b20524b0a26f43bb96ff55311ca
SHA2563bb1d88e173034a879a2c070eb53af6fe3393dd3d17768ee6cb290b8051cac13
SHA5128d0ad12954a61c587e586596a172f9e0b8a13b1cd526a3a74a4a71879b69e7f18933c1265425dc937cf18ffc795560d967fb4d760df149ca54f24350edca2871
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD564abe4b9f8c640ddc299c2c42d50f156
SHA13ce51f6fee7f05fd0a34e9c7adc0947857668f80
SHA256ab5d8797e80cbd80ebfff65b31f94bffc69b791ed17ad9d458548089995dcbdd
SHA512b7c41b360e9b1958566b5080f69dcdc6b2e561c32b090cae40fcc686049c0e822d20e6b29904f8bdadc562348e871c82c101a248cdbd7f33b944b1df88759c2f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50fc5cbe4b0abcffdcd7f3e265cfbf0d8
SHA13c172268d4be45b021dadd23ee477fd6e4fbe3e5
SHA25688e6064d810e00c11ce719b56787bbe87f51ab318820c1539a2da6c82d861bef
SHA51284f32318153dcc978d668abf755757ae08afb37b9165c66ad828a053eee840c7ac27c5acf1d8a45ac0f468900a6ce1199eb4bf79833886248ba8bdceb67c4a73
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f06da3d54890007a31993b29a429024d
SHA133816804ec8d4865749bca6c55b41cfaf315a545
SHA256b410609fdbea2202239d0abd71fa969f617bce29f9dd09e70da66cf5335d753d
SHA512b2c3d22496eb829d31c66fcb9151edcf5eecc39a373b2c35c23f4e9c1f9bdf20d429e73546fa9a9279731fe4327b359d0b7a3eb2b2441c29fd84f3752f2c34f3
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Filesize
4.1MB
MD5c52bd0492d008442b7ccc42e5861162b
SHA1dfba8a1164e4d4793517eb3fb5b36ebc7fdcc98d
SHA2561e067e37c46ca2a8e336c04cd08cf07a30042540b535747305994de3794db83f
SHA5125b5120ea8253b76d90d16b04c81fe035c9430fde2a939aa67fd982c6a7ef22f246a274d79255a3bc0a9acbad1cb0e7ca120bc38c9a555185d7cecbe6ef502d26
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec