Analysis
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max time kernel
149s -
max time network
143s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-05-2024 05:35
Static task
static1
Behavioral task
behavioral1
Sample
d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe
Resource
win10v2004-20240426-en
General
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Target
d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe
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Size
4.1MB
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MD5
ba7e41c248ff54f89b1b633f5674460e
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SHA1
82da9cb6853bde05962905babe7aeeb3d7d640d3
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SHA256
d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184
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SHA512
f83c1c0c7859a340de9be6cc2ec06063c8250c0f4c1d7b120f8c1c08ac6e50ed72be013a39097216f435ec79c40016f520891f205011ef139ee7eaf04193931b
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SSDEEP
98304:kWlQWNKQPwrulMpohZQjk4lnBk2/sgseYryCqOgI7KD2bsOvJZ+2+Yi:kW16ulMesXlnBp/sjruCqmtIOva1
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3084-2-0x0000000004570000-0x0000000004E5B000-memory.dmp family_glupteba behavioral2/memory/3084-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/3084-54-0x0000000004570000-0x0000000004E5B000-memory.dmp family_glupteba behavioral2/memory/3084-51-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3084-53-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/1736-125-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-204-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-214-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-216-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-218-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-220-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-222-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-224-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-226-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-228-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-230-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-232-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-234-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba behavioral2/memory/3780-236-0x0000000000400000-0x0000000002362000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4896 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3780 csrss.exe 480 injector.exe 3520 windefender.exe 3916 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9e7-207.dat upx behavioral2/memory/3520-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3916-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3520-212-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3916-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3916-219-0x0000000000400000-0x00000000008DF000-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\"" csrss.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\"" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe File created C:\Windows\rss\csrss.exe d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe File created 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 1012 sc.exe -
pid Process 2092 powershell.exe 1956 powershell.exe 1936 powershell.exe 4412 powershell.exe 3088 powershell.exe 2904 powershell.exe 4940 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 5024 schtasks.exe 4588 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,-384 = "Namibia Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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,-171 = "Central Daylight Time (Mexico)" windefender.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,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.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,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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,-2531 = "Chatham Islands Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4412 powershell.exe 4412 powershell.exe 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 3088 powershell.exe 3088 powershell.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 2904 powershell.exe 2904 powershell.exe 4940 powershell.exe 4940 powershell.exe 2092 powershell.exe 2092 powershell.exe 1956 powershell.exe 1956 powershell.exe 1936 powershell.exe 1936 powershell.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 3780 csrss.exe 3780 csrss.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 3780 csrss.exe 3780 csrss.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 3780 csrss.exe 3780 csrss.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe 480 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4412 powershell.exe Token: SeDebugPrivilege 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Token: SeImpersonatePrivilege 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe Token: SeDebugPrivilege 3088 powershell.exe Token: SeDebugPrivilege 2904 powershell.exe Token: SeDebugPrivilege 4940 powershell.exe Token: SeDebugPrivilege 2092 powershell.exe Token: SeDebugPrivilege 1956 powershell.exe Token: SeDebugPrivilege 1936 powershell.exe Token: SeSystemEnvironmentPrivilege 3780 csrss.exe Token: SeSecurityPrivilege 1012 sc.exe Token: SeSecurityPrivilege 1012 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3084 wrote to memory of 4412 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 78 PID 3084 wrote to memory of 4412 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 78 PID 3084 wrote to memory of 4412 3084 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 78 PID 1736 wrote to memory of 3088 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 83 PID 1736 wrote to memory of 3088 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 83 PID 1736 wrote to memory of 3088 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 83 PID 1736 wrote to memory of 3916 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 111 PID 1736 wrote to memory of 3916 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 111 PID 3916 wrote to memory of 4896 3916 cmd.exe 87 PID 3916 wrote to memory of 4896 3916 cmd.exe 87 PID 1736 wrote to memory of 2904 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 88 PID 1736 wrote to memory of 2904 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 88 PID 1736 wrote to memory of 2904 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 88 PID 1736 wrote to memory of 4940 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 90 PID 1736 wrote to memory of 4940 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 90 PID 1736 wrote to memory of 4940 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 90 PID 1736 wrote to memory of 3780 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 92 PID 1736 wrote to memory of 3780 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 92 PID 1736 wrote to memory of 3780 1736 d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe 92 PID 3780 wrote to memory of 2092 3780 csrss.exe 93 PID 3780 wrote to memory of 2092 3780 csrss.exe 93 PID 3780 wrote to memory of 2092 3780 csrss.exe 93 PID 3780 wrote to memory of 1956 3780 csrss.exe 99 PID 3780 wrote to memory of 1956 3780 csrss.exe 99 PID 3780 wrote to memory of 1956 3780 csrss.exe 99 PID 3780 wrote to memory of 1936 3780 csrss.exe 101 PID 3780 wrote to memory of 1936 3780 csrss.exe 101 PID 3780 wrote to memory of 1936 3780 csrss.exe 101 PID 3780 wrote to memory of 480 3780 csrss.exe 103 PID 3780 wrote to memory of 480 3780 csrss.exe 103 PID 3520 wrote to memory of 4304 3520 windefender.exe 109 PID 3520 wrote to memory of 4304 3520 windefender.exe 109 PID 3520 wrote to memory of 4304 3520 windefender.exe 109 PID 4304 wrote to memory of 1012 4304 cmd.exe 110 PID 4304 wrote to memory of 1012 4304 cmd.exe 110 PID 4304 wrote to memory of 1012 4304 cmd.exe 110 -
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\d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe"C:\Users\Admin\AppData\Local\Temp\d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4412
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C:\Users\Admin\AppData\Local\Temp\d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.exe"C:\Users\Admin\AppData\Local\Temp\d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184.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:1736 -
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:3088
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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:3916 -
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:4896
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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:2904
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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:4940
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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:3780 -
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:2092
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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:5024
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2700
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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:1956
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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:1936
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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:480
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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:4588
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3520 -
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:4304 -
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:1012
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3916
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
MD5ae52e6be1773779d8e694ad29b1dd9cb
SHA1c25f0e09b5602830445d47e3071ef059ddd6f6ea
SHA25649ad551c654f640994cee8dddfa8ba04b9414cff53d98353ab91bac4d7e9a202
SHA5120ba93bdda76cf38423faeb77a2ae34ec44593a2b449c39088fca447d822e32957bfae6cacf488d739da65a270c1ae95bcc95842e22536ecac4403652938ad544
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53ca48d762e6564d3141330b8f5042d5d
SHA1aeff0e47f2e0a8cc5be3337a1d4ac3b2eb1dfbb1
SHA256ac22f367491c0f96ba64bf33754bafacd374fa950fff50dac028e8cd3328e74c
SHA512eb9f04d7e14417c8259e785a0b01884bec13f84a221a8e400b4a64752318b845e82d74537bcca211497e5fe2c1f5a3e5dae9cab7be10629259d27f06c2240062
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c4cc0de618792308cd235455a590432a
SHA19880cdea13b35e6153bfc073bd26770beb7259fd
SHA256d60566cc79143f26cdad081b5d00352134f6e6ea113f379d70a1d5e5ecb9937a
SHA5121f94889e84dd5b45b7ebb1b5b46f67955baf99bfb5947377d57e5a2d475fee80900d0333ce25302b53c4fec986f98c0bfe42005d5f4833ca295c5dd072250650
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59ac538a118e04d621619b922801dd4b0
SHA184cb23431435cbdbc36d7af0dfd2a828cb37707a
SHA2562b9bdbd775d2e386d38ec4015c24e68b24eac5a01afa8046544e18724fdb43f2
SHA512565a54fa30bf17aab527186ac3dd7cf86dcdb638d99bfcf8627cebb994cd3f6499b1a5b2c05540deda5a0203b31e37a03168aa3f88a4679af4dc0d852ea7a7f9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD527d955511848185b3a94b21454705aee
SHA1feaa837b604ab86a6ec802fabaaaa1e0edeb848b
SHA2568217936bd29f8a758f0640c4201d0e11deafc6f9472061eb7dcf36d289932d00
SHA512af2f582f80a6f1604ade650e9fa5e7bb8b997e598f935a5948d221394d7e06108652038e92e113eced960249e494dde3562f2343cfc9f67ec3a5418634df4634
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Filesize
4.1MB
MD5ba7e41c248ff54f89b1b633f5674460e
SHA182da9cb6853bde05962905babe7aeeb3d7d640d3
SHA256d7f964cfd25a379e65efe8354ff96bea7c313189c90661a1f5aaed6795e64184
SHA512f83c1c0c7859a340de9be6cc2ec06063c8250c0f4c1d7b120f8c1c08ac6e50ed72be013a39097216f435ec79c40016f520891f205011ef139ee7eaf04193931b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec