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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
15/04/2024, 07:43
Static task
static1
Behavioral task
behavioral1
Sample
e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe
Resource
win10v2004-20240412-en
General
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Target
e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe
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Size
4.2MB
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MD5
3a197fa78b3e7e15da7d287a52ee1bb5
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SHA1
6cc5ca3f8593de20358eb859c288e22b8d4b6736
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SHA256
e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091
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SHA512
da7110e1cfab5ffc56416258adfb8301f40270dd6cc27e0ee75e337011d67d3760cbfed3a512e25f4659f46a1648d3d2923fbac22823694479f1ea91d2b4296f
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SSDEEP
98304:zmd7k0NWnb/9dLqPwUThMoXJxcdRhDEhYp+hCf2SDk:s7tQT9dLqYUiA7cdRhDEhhCfFDk
Malware Config
Signatures
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/4944-2-0x0000000005380000-0x0000000005C6B000-memory.dmp family_glupteba behavioral2/memory/4944-3-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/4944-24-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/4944-52-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/1112-54-0x0000000005210000-0x0000000005AFB000-memory.dmp family_glupteba behavioral2/memory/1112-55-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/1112-84-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/1112-102-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/1112-103-0x0000000004E10000-0x000000000520A000-memory.dmp family_glupteba behavioral2/memory/1112-116-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/1112-150-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-196-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-247-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-253-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-261-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-265-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-269-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-273-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-277-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba behavioral2/memory/3692-281-0x0000000000400000-0x000000000310F000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4216 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3692 csrss.exe 2072 injector.exe 2012 windefender.exe 3080 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa62-251.dat upx behavioral2/memory/2012-258-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3080-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/3080-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-8492748-3358837828-1435473090-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\S-1-5-21-8492748-3358837828-1435473090-1000\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 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 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 -
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 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe File created C:\Windows\rss\csrss.exe e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 32 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 4620 schtasks.exe 3052 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\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.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,-171 = "Central Daylight Time (Mexico)" 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)" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.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,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.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\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\26\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\26\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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,-152 = "Central America Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.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\26\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2768 powershell.exe 2768 powershell.exe 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1496 powershell.exe 1496 powershell.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 784 powershell.exe 784 powershell.exe 3680 powershell.exe 3680 powershell.exe 4080 powershell.exe 4080 powershell.exe 2728 powershell.exe 2728 powershell.exe 3360 powershell.exe 3360 powershell.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 3692 csrss.exe 3692 csrss.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 3692 csrss.exe 3692 csrss.exe 2072 injector.exe 2072 injector.exe 3692 csrss.exe 3692 csrss.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe 2072 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Token: SeImpersonatePrivilege 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe Token: SeDebugPrivilege 1496 powershell.exe Token: SeDebugPrivilege 784 powershell.exe Token: SeDebugPrivilege 3680 powershell.exe Token: SeDebugPrivilege 4080 powershell.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 3360 powershell.exe Token: SeSystemEnvironmentPrivilege 3692 csrss.exe Token: SeSecurityPrivilege 32 sc.exe Token: SeSecurityPrivilege 32 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4944 wrote to memory of 2768 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 82 PID 4944 wrote to memory of 2768 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 82 PID 4944 wrote to memory of 2768 4944 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 82 PID 1112 wrote to memory of 1496 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 87 PID 1112 wrote to memory of 1496 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 87 PID 1112 wrote to memory of 1496 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 87 PID 1112 wrote to memory of 3304 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 90 PID 1112 wrote to memory of 3304 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 90 PID 3304 wrote to memory of 4216 3304 cmd.exe 92 PID 3304 wrote to memory of 4216 3304 cmd.exe 92 PID 1112 wrote to memory of 784 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 93 PID 1112 wrote to memory of 784 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 93 PID 1112 wrote to memory of 784 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 93 PID 1112 wrote to memory of 3680 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 95 PID 1112 wrote to memory of 3680 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 95 PID 1112 wrote to memory of 3680 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 95 PID 1112 wrote to memory of 3692 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 97 PID 1112 wrote to memory of 3692 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 97 PID 1112 wrote to memory of 3692 1112 e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe 97 PID 3692 wrote to memory of 4080 3692 csrss.exe 98 PID 3692 wrote to memory of 4080 3692 csrss.exe 98 PID 3692 wrote to memory of 4080 3692 csrss.exe 98 PID 3692 wrote to memory of 2728 3692 csrss.exe 104 PID 3692 wrote to memory of 2728 3692 csrss.exe 104 PID 3692 wrote to memory of 2728 3692 csrss.exe 104 PID 3692 wrote to memory of 3360 3692 csrss.exe 106 PID 3692 wrote to memory of 3360 3692 csrss.exe 106 PID 3692 wrote to memory of 3360 3692 csrss.exe 106 PID 3692 wrote to memory of 2072 3692 csrss.exe 108 PID 3692 wrote to memory of 2072 3692 csrss.exe 108 PID 2012 wrote to memory of 3412 2012 windefender.exe 114 PID 2012 wrote to memory of 3412 2012 windefender.exe 114 PID 2012 wrote to memory of 3412 2012 windefender.exe 114 PID 3412 wrote to memory of 32 3412 cmd.exe 115 PID 3412 wrote to memory of 32 3412 cmd.exe 115 PID 3412 wrote to memory of 32 3412 cmd.exe 115 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe"C:\Users\Admin\AppData\Local\Temp\e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4944 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2768
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C:\Users\Admin\AppData\Local\Temp\e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.exe"C:\Users\Admin\AppData\Local\Temp\e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091.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:1112 -
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:1496
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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:3304 -
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:4216
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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:784
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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:3680
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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:3692 -
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:4080
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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:4620
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2348
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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:2728
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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:3360
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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:2072
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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:3052
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2012 -
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:3412 -
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:32
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3080
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d842f6ad17f374e04fff8b9da9dfe1e7
SHA135424f21163921de3cbdedf15c4d2515efdf0eaf
SHA256c4f4d569dde47d218052806b16bacd46a90bab27f172ad1633d5c1bb7774f84d
SHA512f69be1fcd39a7c0a20aacfcbdd4fa48ec8c8bf3772af160633a2c81a1f213220e46f71fff2b02fb4ded8151f59aea548d6b422353fb62203d9c9e81db83d67e7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b7e300f8735ef801a931a0179cc149a2
SHA11a729ecbe5eead435efc8eef329093d4b58912ef
SHA256ef00638a06ac865b9b1cfe9909ec29b81d47fa910356777d903ca94efa7022af
SHA5126bb9d443fc18dda839520abc608e5b0bc5aaf0383e70c799480382011bfdeaae8b5ad8f570a93413ba07f07ca106d84adfb7b4d267a9f58f3c8cec7fbfba2b05
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD581fb1e4eaf5ea302da8d4c9b90a71e08
SHA1c761320c868f04d1d7e986a7efe61b9ff1daa5f4
SHA2563ed01dbd81e2716c81b85bf4103d645b6aac0f942b180a7acaf386ec1de13f4b
SHA5124b4e3060ae006fce38b38f02e0e764e6a32a9b30fcfc1005ea48936e4e57d907d599fc18f6692c9936e0db60ac4666fd25022ffb1156b4f4cc367c2c1d2078db
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c6509f43d3d48ecc43975c6969d3fbdd
SHA1253141f1cf247e49acb1e24b650203b8fece7f9e
SHA25631055949acbd82c3c5f30c827babb13af3f7644d419feaa4eb15c649315b5c9d
SHA51228248295c49e6a1520f256669da8fe5534a92754f3dc6cb357ef40368aa5bb8674109e26fafd3d950533145e3599fa18de89cc02feeada5a71dd84ef200d9a0f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59f29097e6876f589585fc66dcc886388
SHA15aa6267dd9cb215fcca27a2c65c2f5a82372734e
SHA256f307b5e75411225de278b1b1b6bd67d62e1149026996c4863ce8ba5bc77b5733
SHA5125b5c30843d5d6b5b3f35155236ec40ecedb0a64ab948286afb6bc90d639e4e89679038eaf99f03c2825e326b7c115eb087ca53fb339bfd12844c9a47698e8269
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Filesize
4.2MB
MD53a197fa78b3e7e15da7d287a52ee1bb5
SHA16cc5ca3f8593de20358eb859c288e22b8d4b6736
SHA256e8852d44e9a1579f9d49849efaa324c11c676640f5ddf41ccd3bf15677424091
SHA512da7110e1cfab5ffc56416258adfb8301f40270dd6cc27e0ee75e337011d67d3760cbfed3a512e25f4659f46a1648d3d2923fbac22823694479f1ea91d2b4296f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec