Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 18:12
Static task
static1
Behavioral task
behavioral1
Sample
089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe
Resource
win10v2004-20240426-en
General
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Target
089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe
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Size
4.1MB
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MD5
2f4187b5d3fed824939197f7d1c850be
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SHA1
be00943c6561d69e6805ae728dd4a3a75ff30b8a
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SHA256
089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7
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SHA512
03ea33b028c44fd08a69fad0473d7a74ffa1e1fc7362483b55a051f48771910a64eb415f76e6761021564e18deb9b9fe9a223bea8d51f7281b5383fd71a2d94a
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SSDEEP
98304:QoKALZtLSnhBaG13jSGzI9y04m/Xf7c/d7YDSGfJg5NEka2Q+gb:QC1IraEjIw04m/Xfo4a5yka2Q+gb
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4792-2-0x0000000004BE0000-0x00000000054CB000-memory.dmp family_glupteba behavioral1/memory/4792-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4792-28-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/4792-57-0x0000000004BE0000-0x00000000054CB000-memory.dmp family_glupteba behavioral1/memory/4792-94-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/4792-136-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3216-135-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-209-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-218-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-234-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-238-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-242-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-246-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-250-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-254-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-258-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-262-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/3568-266-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1032 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3568 csrss.exe 2528 injector.exe 4892 windefender.exe 4212 windefender.exe -
resource yara_rule behavioral1/files/0x000a0000000233a6-221.dat upx behavioral1/memory/4892-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4892-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-239-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-251-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\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 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 -
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 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe File created C:\Windows\rss\csrss.exe 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.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 2596 sc.exe -
pid Process 2900 powershell.exe 1656 powershell.exe 3920 powershell.exe 2784 powershell.exe 3896 powershell.exe 1496 powershell.exe 4720 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 1996 schtasks.exe 3896 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,-92 = "Pacific SA Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" 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\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\2a\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.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,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.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,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-561 = "SE Asia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard 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,-2751 = "Tomsk Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3896 powershell.exe 3896 powershell.exe 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 1496 powershell.exe 1496 powershell.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 4720 powershell.exe 4720 powershell.exe 2900 powershell.exe 2900 powershell.exe 1656 powershell.exe 1656 powershell.exe 3920 powershell.exe 3920 powershell.exe 2784 powershell.exe 2784 powershell.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 3568 csrss.exe 3568 csrss.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 3568 csrss.exe 3568 csrss.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 3568 csrss.exe 3568 csrss.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe 2528 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3896 powershell.exe Token: SeDebugPrivilege 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Token: SeImpersonatePrivilege 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe Token: SeDebugPrivilege 1496 powershell.exe Token: SeDebugPrivilege 4720 powershell.exe Token: SeDebugPrivilege 2900 powershell.exe Token: SeDebugPrivilege 1656 powershell.exe Token: SeDebugPrivilege 3920 powershell.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeSystemEnvironmentPrivilege 3568 csrss.exe Token: SeSecurityPrivilege 2596 sc.exe Token: SeSecurityPrivilege 2596 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4792 wrote to memory of 3896 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 94 PID 4792 wrote to memory of 3896 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 94 PID 4792 wrote to memory of 3896 4792 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 94 PID 3216 wrote to memory of 1496 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 100 PID 3216 wrote to memory of 1496 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 100 PID 3216 wrote to memory of 1496 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 100 PID 3216 wrote to memory of 3504 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 102 PID 3216 wrote to memory of 3504 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 102 PID 3504 wrote to memory of 1032 3504 cmd.exe 104 PID 3504 wrote to memory of 1032 3504 cmd.exe 104 PID 3216 wrote to memory of 4720 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 105 PID 3216 wrote to memory of 4720 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 105 PID 3216 wrote to memory of 4720 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 105 PID 3216 wrote to memory of 2900 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 107 PID 3216 wrote to memory of 2900 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 107 PID 3216 wrote to memory of 2900 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 107 PID 3216 wrote to memory of 3568 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 109 PID 3216 wrote to memory of 3568 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 109 PID 3216 wrote to memory of 3568 3216 089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe 109 PID 3568 wrote to memory of 1656 3568 csrss.exe 110 PID 3568 wrote to memory of 1656 3568 csrss.exe 110 PID 3568 wrote to memory of 1656 3568 csrss.exe 110 PID 3568 wrote to memory of 3920 3568 csrss.exe 117 PID 3568 wrote to memory of 3920 3568 csrss.exe 117 PID 3568 wrote to memory of 3920 3568 csrss.exe 117 PID 3568 wrote to memory of 2784 3568 csrss.exe 119 PID 3568 wrote to memory of 2784 3568 csrss.exe 119 PID 3568 wrote to memory of 2784 3568 csrss.exe 119 PID 3568 wrote to memory of 2528 3568 csrss.exe 122 PID 3568 wrote to memory of 2528 3568 csrss.exe 122 PID 4892 wrote to memory of 848 4892 windefender.exe 128 PID 4892 wrote to memory of 848 4892 windefender.exe 128 PID 4892 wrote to memory of 848 4892 windefender.exe 128 PID 848 wrote to memory of 2596 848 cmd.exe 129 PID 848 wrote to memory of 2596 848 cmd.exe 129 PID 848 wrote to memory of 2596 848 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\089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe"C:\Users\Admin\AppData\Local\Temp\089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3896
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C:\Users\Admin\AppData\Local\Temp\089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.exe"C:\Users\Admin\AppData\Local\Temp\089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7.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:3216 -
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: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:3504 -
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:1032
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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:4720
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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:2900
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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:3568 -
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:1656
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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:1996
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4420
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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:3920
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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:2784
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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:2528
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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:3896
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4892 -
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:848 -
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:2596
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4212
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aaf5388fe2ac4d48a2d2a9c4ced2adbc
SHA195cdb7c14e90d4a30ec209c5c950c6e0bdeee0b8
SHA256525bbd2a93e8f8d594cbc20b96dff54015ede9633a16a751282089d93cc8c6cc
SHA5124d6232b8fab132d4c913244499870f3fc6a214e41982f43b884fcd8c5af7ae988759cdbab5b63c3561ae29ed022dd45cca9c24576553662206ae4f395e35cbed
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD580260757c523783e73603b97527559b1
SHA1921723c937a6f502e053b95a00c7f0e27d8e116e
SHA25671e019c15d6c9dfdd5b3a78316a2bd52a3b26559d0b448a26b563329e8f540a6
SHA5125f0ebca4365526b334100546235398c4002a6581e156cdda554d92fa2d6040bdee812406540e5325fdc45db5766d8184ed059382f745d47606e2f9ae16978df4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD597025861a698e4e21fe67684581b5c9c
SHA1a26d1a5d8c6dc5bb45cc55897978d3a3711b0798
SHA2561c99c033b4bae8c499b85d4d99c4c10b16516c9697d2d71bd0af4ecb566fcd04
SHA512b7ea0d32995bffdd87199df49a2812a5be9b46a8962e49e40103a9447d3bf5212ea426c63a5575c37acdad463682fed5f784497e92b57b18c669ed9dd1af4ec0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51eb96ad47f97aff487d179f06c604505
SHA1097cdafb54ec1f54068dad573b522c8ee444f01e
SHA2565ac15fe165d4edf2a649f0efc4d4a2ad998dafa39273faa8131913980d1e8198
SHA5124c01d14c96afda8c90256aacb773b9dd7387f9ecd1ca249fd7fca09cc33fa8f0142d9c3d45743436436973471dcd6c9d5ff63a7224e12594ebae576f2b994a3a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57b2129175dad75678071714cd1a66c74
SHA18128b064e3a3bd369469fbc347ee38f35d733e3f
SHA2563a59b6ea292295b58d6493b34a7e3a3ecabd0cef90dbc44d8d43fb08bd2776ce
SHA5127d82a6349afb57e3d0dfc44a1e0bab432dca4522e2a8e1126cd727b52f6ac858f213cf6b003b806fe2b2977bb8f8b91d17cfb8aead8a15177dd17aaac6de5574
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Filesize
4.1MB
MD52f4187b5d3fed824939197f7d1c850be
SHA1be00943c6561d69e6805ae728dd4a3a75ff30b8a
SHA256089044389e60fede8122f6f8bdc54b38185490cd554a56ef891e23a20253e0d7
SHA51203ea33b028c44fd08a69fad0473d7a74ffa1e1fc7362483b55a051f48771910a64eb415f76e6761021564e18deb9b9fe9a223bea8d51f7281b5383fd71a2d94a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec