Analysis
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max time kernel
150s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 12:50
Static task
static1
Behavioral task
behavioral1
Sample
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe
Resource
win10v2004-20240426-en
General
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Target
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe
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Size
4.1MB
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MD5
a94b03843a73d6bfacbb3179f3e36fcd
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SHA1
9911f7545a2e8b9fb4c1f22aa3898448f70aa95d
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SHA256
ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94
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SHA512
fcbc33488c5263821e7f950b9100a4c6934a1190e33be52ebe83044b17fc730dc41c190192acbb06dc434349923983f96b117ff073f5358656612a1a7c61dd9f
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SSDEEP
98304:cl9GTbLtL99uWlQGfUFGGhNMfnjCzwWu2csDCx3z+tf:hT3oWlQMUAMlWxj+tf
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3784-2-0x0000000002D80000-0x000000000366B000-memory.dmp family_glupteba behavioral1/memory/3784-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3784-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3784-55-0x0000000002D80000-0x000000000366B000-memory.dmp family_glupteba behavioral1/memory/4612-189-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-219-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4612-224-0x0000000002950000-0x0000000002D56000-memory.dmp family_glupteba behavioral1/memory/3312-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3312-262-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1160 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3312 csrss.exe 4312 injector.exe 2060 windefender.exe 3708 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023404-223.dat upx behavioral1/memory/2060-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3708-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2060-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3708-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3708-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\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 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe File created C:\Windows\rss\csrss.exe ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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 4308 sc.exe -
pid Process 2624 powershell.exe 1600 powershell.exe 1004 powershell.exe 3504 powershell.exe 1600 powershell.exe 5104 powershell.exe 3992 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 3044 schtasks.exe 400 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,-741 = "New Zealand Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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,-192 = "Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\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,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1600 powershell.exe 1600 powershell.exe 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 1004 powershell.exe 1004 powershell.exe 1004 powershell.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 3504 powershell.exe 3504 powershell.exe 3504 powershell.exe 1600 powershell.exe 1600 powershell.exe 5104 powershell.exe 5104 powershell.exe 5104 powershell.exe 3992 powershell.exe 3992 powershell.exe 3992 powershell.exe 2624 powershell.exe 2624 powershell.exe 2624 powershell.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 3312 csrss.exe 3312 csrss.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 3312 csrss.exe 3312 csrss.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 3312 csrss.exe 3312 csrss.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe 4312 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1600 powershell.exe Token: SeDebugPrivilege 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Token: SeImpersonatePrivilege 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe Token: SeDebugPrivilege 1004 powershell.exe Token: SeDebugPrivilege 3504 powershell.exe Token: SeDebugPrivilege 1600 powershell.exe Token: SeDebugPrivilege 5104 powershell.exe Token: SeDebugPrivilege 3992 powershell.exe Token: SeDebugPrivilege 2624 powershell.exe Token: SeSystemEnvironmentPrivilege 3312 csrss.exe Token: SeSecurityPrivilege 4308 sc.exe Token: SeSecurityPrivilege 4308 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3784 wrote to memory of 1600 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 87 PID 3784 wrote to memory of 1600 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 87 PID 3784 wrote to memory of 1600 3784 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 87 PID 4612 wrote to memory of 1004 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 99 PID 4612 wrote to memory of 1004 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 99 PID 4612 wrote to memory of 1004 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 99 PID 4612 wrote to memory of 1880 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 102 PID 4612 wrote to memory of 1880 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 102 PID 1880 wrote to memory of 1160 1880 cmd.exe 104 PID 1880 wrote to memory of 1160 1880 cmd.exe 104 PID 4612 wrote to memory of 3504 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 105 PID 4612 wrote to memory of 3504 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 105 PID 4612 wrote to memory of 3504 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 105 PID 4612 wrote to memory of 1600 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 107 PID 4612 wrote to memory of 1600 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 107 PID 4612 wrote to memory of 1600 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 107 PID 4612 wrote to memory of 3312 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 109 PID 4612 wrote to memory of 3312 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 109 PID 4612 wrote to memory of 3312 4612 ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe 109 PID 3312 wrote to memory of 5104 3312 csrss.exe 110 PID 3312 wrote to memory of 5104 3312 csrss.exe 110 PID 3312 wrote to memory of 5104 3312 csrss.exe 110 PID 3312 wrote to memory of 3992 3312 csrss.exe 115 PID 3312 wrote to memory of 3992 3312 csrss.exe 115 PID 3312 wrote to memory of 3992 3312 csrss.exe 115 PID 3312 wrote to memory of 2624 3312 csrss.exe 118 PID 3312 wrote to memory of 2624 3312 csrss.exe 118 PID 3312 wrote to memory of 2624 3312 csrss.exe 118 PID 3312 wrote to memory of 4312 3312 csrss.exe 120 PID 3312 wrote to memory of 4312 3312 csrss.exe 120 PID 2060 wrote to memory of 4480 2060 windefender.exe 128 PID 2060 wrote to memory of 4480 2060 windefender.exe 128 PID 2060 wrote to memory of 4480 2060 windefender.exe 128 PID 4480 wrote to memory of 4308 4480 cmd.exe 129 PID 4480 wrote to memory of 4308 4480 cmd.exe 129 PID 4480 wrote to memory of 4308 4480 cmd.exe 129 -
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\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1600
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C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.exe"C:\Users\Admin\AppData\Local\Temp\ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94.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:4612 -
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:1004
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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:1880 -
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:1160
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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:3504
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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:1600
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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:3312 -
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:5104
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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:3044
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2064
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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:3992
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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:2624
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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:4312
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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:400
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2060 -
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:4480 -
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:4308
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3708
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f85174aeaf14e33f1f80bbe89d563ce
SHA1e7a6fe7190883a298fa33616b52dd5e78c54e3d5
SHA256b44d7cc640cfc2cd41cab604764f9040700375b1bade8da3c4ecee868f61eb1b
SHA51223a6956d78ef7da9fda5f6fb69e799df7e27773e62a545732802b57920c5df052543c5e5b043a029c7715250ac84406613351f39c06b508979d4e52b82a3c571
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50c906781943609f0a05df073e482381c
SHA14dda01a155183f8138806914b19adf4b7bdb0a0e
SHA2566fbbce2dd420f380f46950603a87fe024cc248f47b14f829de9a84195a507be0
SHA512b5e0eec2bb108651db4e4acb0ecff54bd7a83216850f8615281036782718fd5ee28877397dd9a0f1f680c41bb47959129c463b6c753fa8ffa65aabb8e23f2d5d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD563eaac66ccf7b5b4cd1f36e96d63b780
SHA1e4d665faa503b86bd283705dd1b3ebe45d1f5d96
SHA256765b3fe66e452261392512f3cbd7d7a3c8567b3c1f035412fc9411bf3b8ff7a0
SHA512ad21fd9cbdaeb7362f12ce9f5ecc1e992dc7e4f6f799fc2f833f1a39ff8933d63e0cbf4c7f0599ea97c69e853ae0c0e0138d0692d56591540610cead40c08386
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59242a17b533bfc3657131c24c12888d6
SHA16c7caf8052d14a43e5a93679a8cd619baa9de980
SHA2560142cad6d7b8dee9e2c3f4e382888f8034d4f68c8a4fb87b919755b3f5e3fc77
SHA512bcb39bf4eed107e09e6b4f73e4f032af8dd9df5a5cf76bc43ed9119b659d6574ce503bdefc38e724b6273da2f48b7a4e411f211b4a3f108110e2cced7e63efa6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ab2b2275e89798c3f1220d66976536b2
SHA1cac8aef65303757a01735544fccdae4799077005
SHA2566ac06173008326465d07a2c5d2ca932ff4af8b136e7c066d5dd04f77fff78390
SHA512eda999fc26db3158a784b0b3dde0d4f56d071dad64d160c2e4312a2ce275ee7d1f38083e63c41ac53cf35adacca21445eee371b0c28efe83d1f6dfd7caa9d600
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Filesize
4.1MB
MD5a94b03843a73d6bfacbb3179f3e36fcd
SHA19911f7545a2e8b9fb4c1f22aa3898448f70aa95d
SHA256ada284a0f504323fd01ec7e7d8857e8d818d9dfed958c547e6f4f8df2e868f94
SHA512fcbc33488c5263821e7f950b9100a4c6934a1190e33be52ebe83044b17fc730dc41c190192acbb06dc434349923983f96b117ff073f5358656612a1a7c61dd9f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec