Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 15:43
Static task
static1
Behavioral task
behavioral1
Sample
d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe
Resource
win10v2004-20240412-en
General
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Target
d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe
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Size
4.2MB
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MD5
187d241121881c5b872cb0a3c1ab5dbe
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SHA1
8cfb516f71619f540341065574ad43cc8d967505
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SHA256
d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365
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SHA512
50d7fa2b75093e5c5af47a85eb72360a1190477ecab3039cfd51c088599237becf9d5fa0f02fd524be4546122e3cd0f9a68ec703208a6f7ada189b92ae87380d
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SSDEEP
98304:uz7Cg0ld9bGpeFIidtQ9zICqBAsCsR7hN5aqRYTU7/:k7NcfZtQ9LJEd3aOYT+/
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/348-2-0x0000000005270000-0x0000000005B5B000-memory.dmp family_glupteba behavioral1/memory/348-3-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4380-56-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/348-59-0x0000000005270000-0x0000000005B5B000-memory.dmp family_glupteba behavioral1/memory/348-83-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4380-145-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4380-151-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-249-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-259-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-262-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-265-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-268-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-271-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-274-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-277-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-280-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-283-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-286-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-289-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4696-292-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2152 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4696 csrss.exe 4432 injector.exe 2656 windefender.exe 3860 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023414-252.dat upx behavioral1/memory/2656-257-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3860-261-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3860-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\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 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe File created C:\Windows\rss\csrss.exe d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.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 720 sc.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 3348 schtasks.exe 1888 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.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\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3396 powershell.exe 3396 powershell.exe 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4400 powershell.exe 4400 powershell.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 4816 powershell.exe 4816 powershell.exe 4352 powershell.exe 4352 powershell.exe 1780 powershell.exe 1780 powershell.exe 928 powershell.exe 928 powershell.exe 4908 powershell.exe 4908 powershell.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4696 csrss.exe 4696 csrss.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4696 csrss.exe 4696 csrss.exe 4432 injector.exe 4432 injector.exe 4696 csrss.exe 4696 csrss.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe 4432 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3396 powershell.exe Token: SeDebugPrivilege 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Token: SeImpersonatePrivilege 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe Token: SeDebugPrivilege 4400 powershell.exe Token: SeDebugPrivilege 4816 powershell.exe Token: SeDebugPrivilege 4352 powershell.exe Token: SeDebugPrivilege 1780 powershell.exe Token: SeDebugPrivilege 928 powershell.exe Token: SeDebugPrivilege 4908 powershell.exe Token: SeSystemEnvironmentPrivilege 4696 csrss.exe Token: SeSecurityPrivilege 720 sc.exe Token: SeSecurityPrivilege 720 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 348 wrote to memory of 3396 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 90 PID 348 wrote to memory of 3396 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 90 PID 348 wrote to memory of 3396 348 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 90 PID 4380 wrote to memory of 4400 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 99 PID 4380 wrote to memory of 4400 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 99 PID 4380 wrote to memory of 4400 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 99 PID 4380 wrote to memory of 2012 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 101 PID 4380 wrote to memory of 2012 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 101 PID 2012 wrote to memory of 2152 2012 cmd.exe 103 PID 2012 wrote to memory of 2152 2012 cmd.exe 103 PID 4380 wrote to memory of 4816 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 104 PID 4380 wrote to memory of 4816 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 104 PID 4380 wrote to memory of 4816 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 104 PID 4380 wrote to memory of 4352 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 125 PID 4380 wrote to memory of 4352 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 125 PID 4380 wrote to memory of 4352 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 125 PID 4380 wrote to memory of 4696 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 108 PID 4380 wrote to memory of 4696 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 108 PID 4380 wrote to memory of 4696 4380 d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe 108 PID 4696 wrote to memory of 1780 4696 csrss.exe 109 PID 4696 wrote to memory of 1780 4696 csrss.exe 109 PID 4696 wrote to memory of 1780 4696 csrss.exe 109 PID 4696 wrote to memory of 928 4696 csrss.exe 115 PID 4696 wrote to memory of 928 4696 csrss.exe 115 PID 4696 wrote to memory of 928 4696 csrss.exe 115 PID 4696 wrote to memory of 4908 4696 csrss.exe 117 PID 4696 wrote to memory of 4908 4696 csrss.exe 117 PID 4696 wrote to memory of 4908 4696 csrss.exe 117 PID 4696 wrote to memory of 4432 4696 csrss.exe 119 PID 4696 wrote to memory of 4432 4696 csrss.exe 119 PID 2656 wrote to memory of 2020 2656 windefender.exe 126 PID 2656 wrote to memory of 2020 2656 windefender.exe 126 PID 2656 wrote to memory of 2020 2656 windefender.exe 126 PID 2020 wrote to memory of 720 2020 cmd.exe 127 PID 2020 wrote to memory of 720 2020 cmd.exe 127 PID 2020 wrote to memory of 720 2020 cmd.exe 127 -
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\d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe"C:\Users\Admin\AppData\Local\Temp\d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:348 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3396
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C:\Users\Admin\AppData\Local\Temp\d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.exe"C:\Users\Admin\AppData\Local\Temp\d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365.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:4380 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4400
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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:2012 -
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:2152
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4352
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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:4696 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1780
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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:3348
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4568
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4908
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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:4432
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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:1888
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2656 -
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:2020 -
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:720
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C:\Windows\System32\sihclient.exeC:\Windows\System32\sihclient.exe /cv xXwLNyT62UW9SxHF4NP4Yw.0.11⤵PID:4352
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3860
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
MD57a3f429fac60fc8b1254e36b5f61f45e
SHA1a8c0b904f5d14940f6261ea99db02ea7db37f7a5
SHA256e907fc9163e3ceea7589304fed75b528e5a920bc03e082887ee23810e0b9804d
SHA5120beb68f1a44be351d82cb496f9f85c9c5ef5fd5194fbf92f7993fb5a99d6f4bb2994584c68672c5d9c3f9b193fd67a90b30810358ae57dbccca751edc856d472
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b71516a8ab2c15f7176fb08f475206c2
SHA12b8f4f4e100f297c53b4e0c66f2a36444735edee
SHA256bf3f39712935e8d68f9362cf566a9cb86defc37243b1c612deb1c21b6931a80b
SHA51223ce3bf4379cd365c55de8779df04a45a252f50421b5a1d4e7741e7a7161381b0644842ca309c1278ccdaeade748bb076f73795ed72c562f940f7808dfa87f24
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD548edc67a8fbcacc2d9287718d798f7ff
SHA1278baa5f73261db30b9fe8165ee576e481a807eb
SHA2565680dc8be8e842ba4f118ab33ea03f9ecff8a083335925fd2a8025f4065886b7
SHA512e19e1850488a0f61eed404a67d305ccf3ee6aff4d67ce7950b57a87d2e97533b5b41164c82622e31d587d4305b2d827651f0191b41fc2fbfa408a35670028007
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c0f40da849e7a54498939251ffea0d31
SHA148cdaf0b246e4db762eca6884b3dc1a455c771c2
SHA256e09029e6a1b4ac818d104c90d974959f64c71ba7068e32c0234b59ac9773ae16
SHA5122cddcd4bf7d1ef775b04229a1269ba5ea3f769419a63280afac3ee7a04a0f588be1fc3ed0384e50c625a6c15e658b7f999e800654222be86e1c9f4e23de7e404
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df4fbdc49bc6040782d46b0171643509
SHA1fa6ff564413b328d3b5ca9cab84726118fdbfcaa
SHA2563b7ea2b181a5622dc059b80aa8fbfee548fbc571cfb15b389386c72299df7448
SHA512e5fda8ce02509c940bad4b504acd99b9ec8e6b1a8e036beaf8183068ccab3c4a2c07eff6fa85791708ca95cfa8fbfef3e591e8d2a4d71253562fac2d0d068545
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Filesize
4.2MB
MD5187d241121881c5b872cb0a3c1ab5dbe
SHA18cfb516f71619f540341065574ad43cc8d967505
SHA256d94fc9038c52a4b2f35e3358fe3d081f3cff026a4ea7f5c949212bfe04d67365
SHA51250d7fa2b75093e5c5af47a85eb72360a1190477ecab3039cfd51c088599237becf9d5fa0f02fd524be4546122e3cd0f9a68ec703208a6f7ada189b92ae87380d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec