Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
06-10-2023 04:56
Static task
static1
General
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Target
26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe
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Size
4.2MB
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MD5
9db312b512ad9d881d6eec474bdf5d41
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SHA1
016367f77d58834672055492eec8e663fd6bceb4
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SHA256
26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc
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SHA512
894afd7dbc529385214e70ff25b0d009f25ae9f24f4b989bfb760735e981567879b11507e6366cb9abc453746d8facdfbda35d45eb7f7c4d013fd15289ae071b
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SSDEEP
98304:RF10jpaWsugxMhTbI3iyxger++TzsWgXZ7US:10jUIHhTXIge5EjXZj
Malware Config
Signatures
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Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/4592-2-0x0000000004A10000-0x00000000052FB000-memory.dmp family_glupteba behavioral1/memory/4592-3-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4592-25-0x0000000004A10000-0x00000000052FB000-memory.dmp family_glupteba behavioral1/memory/4592-30-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4592-31-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/4592-58-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/696-61-0x00000000047D0000-0x00000000050BB000-memory.dmp family_glupteba behavioral1/memory/696-62-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/696-77-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/696-90-0x00000000043D0000-0x00000000047CE000-memory.dmp family_glupteba behavioral1/memory/696-125-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/696-159-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-208-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-258-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-264-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-265-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-273-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-275-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-277-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-279-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-281-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba behavioral1/memory/1792-283-0x0000000000400000-0x0000000002675000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 828 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1792 csrss.exe 644 injector.exe 2104 windefender.exe 4424 windefender.exe -
resource yara_rule behavioral1/files/0x00070000000232a7-268.dat upx behavioral1/files/0x00070000000232a7-269.dat upx behavioral1/files/0x00070000000232a7-271.dat upx behavioral1/memory/2104-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4424-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4424-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4424-280-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\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 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe File created C:\Windows\rss\csrss.exe 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.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 1752 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3196 4592 WerFault.exe 81 4884 696 WerFault.exe 96 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3564 schtasks.exe 5016 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.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\1e\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.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\1e\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4716 powershell.exe 4716 powershell.exe 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 2468 powershell.exe 2468 powershell.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 4164 powershell.exe 4164 powershell.exe 4368 powershell.exe 4368 powershell.exe 3964 powershell.exe 3964 powershell.exe 2372 powershell.exe 2372 powershell.exe 1484 powershell.exe 1484 powershell.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 1792 csrss.exe 1792 csrss.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 1792 csrss.exe 1792 csrss.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4716 powershell.exe Token: SeDebugPrivilege 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Token: SeImpersonatePrivilege 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe Token: SeDebugPrivilege 2468 powershell.exe Token: SeDebugPrivilege 4164 powershell.exe Token: SeDebugPrivilege 4368 powershell.exe Token: SeDebugPrivilege 3964 powershell.exe Token: SeDebugPrivilege 2372 powershell.exe Token: SeDebugPrivilege 1484 powershell.exe Token: SeSystemEnvironmentPrivilege 1792 csrss.exe Token: SeSecurityPrivilege 1752 sc.exe Token: SeSecurityPrivilege 1752 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4592 wrote to memory of 4716 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 87 PID 4592 wrote to memory of 4716 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 87 PID 4592 wrote to memory of 4716 4592 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 87 PID 696 wrote to memory of 2468 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 100 PID 696 wrote to memory of 2468 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 100 PID 696 wrote to memory of 2468 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 100 PID 696 wrote to memory of 3604 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 102 PID 696 wrote to memory of 3604 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 102 PID 3604 wrote to memory of 828 3604 cmd.exe 104 PID 3604 wrote to memory of 828 3604 cmd.exe 104 PID 696 wrote to memory of 4164 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 105 PID 696 wrote to memory of 4164 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 105 PID 696 wrote to memory of 4164 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 105 PID 696 wrote to memory of 4368 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 107 PID 696 wrote to memory of 4368 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 107 PID 696 wrote to memory of 4368 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 107 PID 696 wrote to memory of 1792 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 109 PID 696 wrote to memory of 1792 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 109 PID 696 wrote to memory of 1792 696 26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe 109 PID 1792 wrote to memory of 3964 1792 csrss.exe 112 PID 1792 wrote to memory of 3964 1792 csrss.exe 112 PID 1792 wrote to memory of 3964 1792 csrss.exe 112 PID 1792 wrote to memory of 2372 1792 csrss.exe 117 PID 1792 wrote to memory of 2372 1792 csrss.exe 117 PID 1792 wrote to memory of 2372 1792 csrss.exe 117 PID 1792 wrote to memory of 1484 1792 csrss.exe 120 PID 1792 wrote to memory of 1484 1792 csrss.exe 120 PID 1792 wrote to memory of 1484 1792 csrss.exe 120 PID 1792 wrote to memory of 644 1792 csrss.exe 122 PID 1792 wrote to memory of 644 1792 csrss.exe 122 PID 2104 wrote to memory of 2192 2104 windefender.exe 128 PID 2104 wrote to memory of 2192 2104 windefender.exe 128 PID 2104 wrote to memory of 2192 2104 windefender.exe 128 PID 2192 wrote to memory of 1752 2192 cmd.exe 129 PID 2192 wrote to memory of 1752 2192 cmd.exe 129 PID 2192 wrote to memory of 1752 2192 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\26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe"C:\Users\Admin\AppData\Local\Temp\26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4716
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C:\Users\Admin\AppData\Local\Temp\26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.exe"C:\Users\Admin\AppData\Local\Temp\26eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc.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:696 -
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:2468
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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:3604 -
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:828
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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:4164
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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:4368
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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:1792 -
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:3964
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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:3564
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2936
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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:2372
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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:1484
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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:644
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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:5016
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2104 -
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:2192 -
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:1752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 696 -s 6043⤵
- Program crash
PID:4884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 8082⤵
- Program crash
PID:3196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4592 -ip 45921⤵PID:2676
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 696 -ip 6961⤵PID:4920
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4424
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
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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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
MD5a4ca995d2b6818ee13340e6e9d51a840
SHA1aba93b54f7ba9eb0c5c268d90e2fcd492c5cadcc
SHA256dfce5befacfb4b286238c3a3490eaca494b01ff454816e92f5f7adced42f9f20
SHA51258ab0b808843449146db2123579d7d95a23e86d428a014ccace078d59405ef1cac8d51fcbd3a983293c0d5a0571e39df9a88d600e891f8105181db8a7013c6a5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cb7923b3a98732cfbda04238bd4ff039
SHA1c5b80a7516bda6302f39795a443bac6a7dc74eed
SHA2563b270066f61aa8affe8232a17a3c27e16468e7c5f21c46c81c06a7fcdaef3079
SHA5127560b99a9434db0a318a48f8a67b7e930dd9ae5114e25545c2bcac174e674487f1928ae2cf67cc1096310df468b3d221c6797c592bed904955494d29f79c1203
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5302f23cccc8e1461b8c2de89d45d4689
SHA1fd6a48ffe3268860f930d87011c0767482af99c3
SHA256a12228fa6387d6b8a3d1f374237f54246d71256352f77a4e345c5ad0f0092953
SHA51274bb06984e732822c1aa6e4191cbca5af5eddfd4ada9dc2224e67d9ed5119c19a8bdeaf06a43d004b71398eb403f83d5cdf2595e3d17815d267fa378f18ac0c7
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD561ca30f1da19576e131f64ec6c4c4ff8
SHA152c8a33741f680ace31dd560275ff5790bbd4983
SHA256fad56b12e98f037802f0b80a0457b3bbaaf9b2e3ac2187a32fe9595864ecda8b
SHA512bc7cd43b77fed25de75b85a973870fb94c573280b1c4ebe40883d6a8f96bbf305888dc1e1805a04fac3cc4c2166e85aefa52554d3f8b91b2281e85537e163052
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57a56727427cc5ff96b7b3ef5e036d748
SHA17be6d426acf1b9db77f9ee06e2d5238ed2377313
SHA2560d4db2fcaea89a8840529dc43c4f608de4509293d4c4ea75335078072065cb9f
SHA5122f8254c466f4d67fa8ab120d1b2b04fdb5e9d148a9b1ed4f0371c28842cbfdeaebab9209261d770b968154dd2b773fa477100136210f669c332b907ef2cefb9d
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Filesize
4.2MB
MD59db312b512ad9d881d6eec474bdf5d41
SHA1016367f77d58834672055492eec8e663fd6bceb4
SHA25626eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc
SHA512894afd7dbc529385214e70ff25b0d009f25ae9f24f4b989bfb760735e981567879b11507e6366cb9abc453746d8facdfbda35d45eb7f7c4d013fd15289ae071b
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Filesize
4.2MB
MD59db312b512ad9d881d6eec474bdf5d41
SHA1016367f77d58834672055492eec8e663fd6bceb4
SHA25626eeda3432db9d7cd5f5e52056a2ccc8bbd4a96a91de59bee1efb3ff258796dc
SHA512894afd7dbc529385214e70ff25b0d009f25ae9f24f4b989bfb760735e981567879b11507e6366cb9abc453746d8facdfbda35d45eb7f7c4d013fd15289ae071b
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec