Analysis
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max time kernel
151s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 04:47
Static task
static1
Behavioral task
behavioral1
Sample
559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe
Resource
win10v2004-20240226-en
General
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Target
559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe
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Size
4.1MB
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MD5
d225df0e3391b484b2378b457f21f1f9
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SHA1
6f88d35359d7f89b3caf7771891260c814df19c0
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SHA256
559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09
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SHA512
15372a2fb7e88385aae7607667b977771c0642ab709eeb3a746996595020beb5df25dbede352546962bd58e5b06492cee79697345262c270f9a710110b8ba2eb
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SSDEEP
98304:/quwTfmIkbquibhaubey8xw4weLmAcL8k4+6XNB3Rebmbqb0X:wLmIkbquibpii2yAk4+2fEKmbY
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/468-2-0x0000000002E90000-0x000000000377B000-memory.dmp family_glupteba behavioral1/memory/468-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/468-23-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/468-51-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/468-52-0x0000000002E90000-0x000000000377B000-memory.dmp family_glupteba behavioral1/memory/468-58-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2484-60-0x0000000002990000-0x0000000002D8A000-memory.dmp family_glupteba behavioral1/memory/2484-61-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2484-110-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2484-115-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-172-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-201-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-211-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-213-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-217-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-219-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-221-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2664-223-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4340 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2664 csrss.exe 1228 injector.exe 1624 windefender.exe 2096 windefender.exe -
resource yara_rule behavioral1/files/0x000c000000023272-204.dat upx behavioral1/memory/1624-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2096-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1624-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2096-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2096-216-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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 5 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 -
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 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe File created C:\Windows\rss\csrss.exe 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.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 4468 sc.exe -
pid Process 4084 powershell.exe 468 powershell.exe 1560 powershell.exe 2016 powershell.exe 4416 powershell.exe 3216 powershell.exe 212 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 2920 schtasks.exe 2708 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\22\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\22\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1560 powershell.exe 1560 powershell.exe 1560 powershell.exe 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 4416 powershell.exe 4416 powershell.exe 4416 powershell.exe 3216 powershell.exe 3216 powershell.exe 3216 powershell.exe 212 powershell.exe 212 powershell.exe 212 powershell.exe 4084 powershell.exe 4084 powershell.exe 4084 powershell.exe 468 powershell.exe 468 powershell.exe 468 powershell.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 2664 csrss.exe 2664 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 2664 csrss.exe 2664 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 2664 csrss.exe 2664 csrss.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe 1228 injector.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 1560 powershell.exe Token: SeDebugPrivilege 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Token: SeImpersonatePrivilege 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe Token: SeDebugPrivilege 4416 powershell.exe Token: SeDebugPrivilege 3216 powershell.exe Token: SeDebugPrivilege 212 powershell.exe Token: SeDebugPrivilege 4084 powershell.exe Token: SeDebugPrivilege 468 powershell.exe Token: SeSystemEnvironmentPrivilege 2664 csrss.exe Token: SeSecurityPrivilege 4468 sc.exe Token: SeSecurityPrivilege 4468 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 468 wrote to memory of 1560 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 93 PID 468 wrote to memory of 1560 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 93 PID 468 wrote to memory of 1560 468 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 93 PID 2484 wrote to memory of 2016 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 103 PID 2484 wrote to memory of 2016 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 103 PID 2484 wrote to memory of 2016 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 103 PID 2484 wrote to memory of 2320 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 106 PID 2484 wrote to memory of 2320 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 106 PID 2320 wrote to memory of 4340 2320 cmd.exe 108 PID 2320 wrote to memory of 4340 2320 cmd.exe 108 PID 2484 wrote to memory of 4416 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 109 PID 2484 wrote to memory of 4416 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 109 PID 2484 wrote to memory of 4416 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 109 PID 2484 wrote to memory of 3216 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 111 PID 2484 wrote to memory of 3216 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 111 PID 2484 wrote to memory of 3216 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 111 PID 2484 wrote to memory of 2664 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 114 PID 2484 wrote to memory of 2664 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 114 PID 2484 wrote to memory of 2664 2484 559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe 114 PID 2664 wrote to memory of 212 2664 csrss.exe 115 PID 2664 wrote to memory of 212 2664 csrss.exe 115 PID 2664 wrote to memory of 212 2664 csrss.exe 115 PID 2664 wrote to memory of 4084 2664 csrss.exe 121 PID 2664 wrote to memory of 4084 2664 csrss.exe 121 PID 2664 wrote to memory of 4084 2664 csrss.exe 121 PID 2664 wrote to memory of 468 2664 csrss.exe 123 PID 2664 wrote to memory of 468 2664 csrss.exe 123 PID 2664 wrote to memory of 468 2664 csrss.exe 123 PID 2664 wrote to memory of 1228 2664 csrss.exe 125 PID 2664 wrote to memory of 1228 2664 csrss.exe 125 PID 1624 wrote to memory of 2764 1624 windefender.exe 131 PID 1624 wrote to memory of 2764 1624 windefender.exe 131 PID 1624 wrote to memory of 2764 1624 windefender.exe 131 PID 2764 wrote to memory of 4468 2764 cmd.exe 132 PID 2764 wrote to memory of 4468 2764 cmd.exe 132 PID 2764 wrote to memory of 4468 2764 cmd.exe 132 -
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\559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe"C:\Users\Admin\AppData\Local\Temp\559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1560
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C:\Users\Admin\AppData\Local\Temp\559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.exe"C:\Users\Admin\AppData\Local\Temp\559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09.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:2484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
PID:2016
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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:2320 -
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:4340
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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:4416
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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:3216
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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:2664 -
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:212
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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:2708
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1968
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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:4084
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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:468
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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:1228
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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:2920
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1624 -
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:2764 -
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:4468
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3696 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:81⤵PID:3428
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2096
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\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5606a50d2b8cbea16e83b77ddb9b546f4
SHA183bdb7fd96f75d52450e8101be1a24c3fdd837aa
SHA25651ae4e61eae844174b878fedd1f8de9ce4a47c7ca2f38fd871459e8ca71db3d5
SHA512c3921184c68f1adde85b8f28330e011e72efead4edcf3dddbb2311330cab9898429d4b5e1c8bfe3afcb4c8c4cad6c77377542a05e8f4fd6f3b17a14d530cc33d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56eebe2e0904da886e0b2f9aec4ccd15e
SHA1b47c68d05a8c9336897297d8138d91f91a2412c7
SHA256357bc30402f2650d3dbf14a00840ad30779dda39a01c6cf2fee3496eb3078712
SHA512167903c9a3feb38ea2c384672cb2dba11aee5f4abdc3909b31b98c901de30b8da9ab39ff23eddc15c51540159c574019c7754e64c7d54ae4490b67fd4898a0d4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD519bebc37d9d7e5af562693c66764a787
SHA12f64950f6b27cf95aba01f46913b9045e6a07db3
SHA2566743c365308d818c4139a65b1a52058bf1ae0a6e2b1b9e99df24916c9959ad5e
SHA512abea5c89c8440a94e1957fe0a7ecb5ff5d7ea0d91a2fca39da034040f4e71b5ee98d06238c409438e7cbc07998bc9d925376b75892bb5c5f63cb6f1e368809d2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58fc2edcb43ff2af8f5a9a0c87acbe622
SHA1f98d9c94f344356c12a267b6e5537a39ad8777f5
SHA2566096bd32883663de19d6bf4b132c1be6ee60c6394b4b6498641c3fdafd241188
SHA512d334c0e9bd78697bda9714fb57898718ec00d11fe728882a86013567e0f32b45c26e03c9e613a2318f76b8d63ba80bdf209a3eb505536c473fec185aadcbcdd8
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Filesize
4.1MB
MD5d225df0e3391b484b2378b457f21f1f9
SHA16f88d35359d7f89b3caf7771891260c814df19c0
SHA256559b15384e289885d1103a1a617cc70900b3a1967b2c3f497e5809685348fa09
SHA51215372a2fb7e88385aae7607667b977771c0642ab709eeb3a746996595020beb5df25dbede352546962bd58e5b06492cee79697345262c270f9a710110b8ba2eb
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec