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Analysis
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max time kernel
149s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14/05/2024, 23:21
Static task
static1
Behavioral task
behavioral1
Sample
187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe
Resource
win10v2004-20240508-en
General
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Target
187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe
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Size
4.1MB
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MD5
2b1114fdb89b86c6cd33be425f09ea4a
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SHA1
25d982b39a264cd9b4b336c4e0d1729aa4f5c6ad
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SHA256
187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d
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SHA512
c6624f9bbc25b2e4f56feec46dee599dcf0ed6ff5a4c21c2c7fd4c099f4347ae1ea6dde91baa5600ef19ae6ce60229246a323cd6f8fa0c9d8184d6ec0cdb4253
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SSDEEP
98304:PM/EmSBi2U836aQ7T+NOHAd2U4SvMS0Qb1S3aNOYAF0BRB40OFss:PR5hU83ZQZH62N+Mm1SqPK0ths
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3776-2-0x0000000002D20000-0x000000000360B000-memory.dmp family_glupteba behavioral1/memory/3776-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3776-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3776-56-0x0000000002D20000-0x000000000360B000-memory.dmp family_glupteba behavioral1/memory/4060-130-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4060-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4060-216-0x0000000002970000-0x0000000002D6E000-memory.dmp family_glupteba behavioral1/memory/4796-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-225-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-231-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-243-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-251-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-263-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4796-267-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4444 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4796 csrss.exe 4968 injector.exe 3920 windefender.exe 2460 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000022ae3-221.dat upx behavioral1/memory/3920-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2460-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3920-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2460-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2460-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\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 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 -
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 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe File created C:\Windows\rss\csrss.exe 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe File created 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 3472 sc.exe -
pid Process 2456 powershell.exe 920 powershell.exe 2080 powershell.exe 3832 powershell.exe 228 powershell.exe 4684 powershell.exe 4052 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 3116 schtasks.exe 4008 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,-271 = "Greenwich Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.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,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\trust\CRLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.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,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.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\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 228 powershell.exe 228 powershell.exe 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4684 powershell.exe 4684 powershell.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 4052 powershell.exe 4052 powershell.exe 2456 powershell.exe 2456 powershell.exe 920 powershell.exe 920 powershell.exe 2080 powershell.exe 2080 powershell.exe 3832 powershell.exe 3832 powershell.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4796 csrss.exe 4796 csrss.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4796 csrss.exe 4796 csrss.exe 4968 injector.exe 4968 injector.exe 4796 csrss.exe 4796 csrss.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe 4968 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 228 powershell.exe Token: SeDebugPrivilege 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Token: SeImpersonatePrivilege 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe Token: SeDebugPrivilege 4684 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 2456 powershell.exe Token: SeDebugPrivilege 920 powershell.exe Token: SeDebugPrivilege 2080 powershell.exe Token: SeDebugPrivilege 3832 powershell.exe Token: SeSystemEnvironmentPrivilege 4796 csrss.exe Token: SeSecurityPrivilege 3472 sc.exe Token: SeSecurityPrivilege 3472 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3776 wrote to memory of 228 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 89 PID 3776 wrote to memory of 228 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 89 PID 3776 wrote to memory of 228 3776 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 89 PID 4060 wrote to memory of 4684 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 94 PID 4060 wrote to memory of 4684 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 94 PID 4060 wrote to memory of 4684 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 94 PID 4060 wrote to memory of 4644 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 96 PID 4060 wrote to memory of 4644 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 96 PID 4644 wrote to memory of 4444 4644 cmd.exe 98 PID 4644 wrote to memory of 4444 4644 cmd.exe 98 PID 4060 wrote to memory of 4052 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 99 PID 4060 wrote to memory of 4052 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 99 PID 4060 wrote to memory of 4052 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 99 PID 4060 wrote to memory of 2456 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 101 PID 4060 wrote to memory of 2456 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 101 PID 4060 wrote to memory of 2456 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 101 PID 4060 wrote to memory of 4796 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 103 PID 4060 wrote to memory of 4796 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 103 PID 4060 wrote to memory of 4796 4060 187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe 103 PID 4796 wrote to memory of 920 4796 csrss.exe 104 PID 4796 wrote to memory of 920 4796 csrss.exe 104 PID 4796 wrote to memory of 920 4796 csrss.exe 104 PID 4796 wrote to memory of 2080 4796 csrss.exe 111 PID 4796 wrote to memory of 2080 4796 csrss.exe 111 PID 4796 wrote to memory of 2080 4796 csrss.exe 111 PID 4796 wrote to memory of 3832 4796 csrss.exe 113 PID 4796 wrote to memory of 3832 4796 csrss.exe 113 PID 4796 wrote to memory of 3832 4796 csrss.exe 113 PID 4796 wrote to memory of 4968 4796 csrss.exe 115 PID 4796 wrote to memory of 4968 4796 csrss.exe 115 PID 3920 wrote to memory of 4460 3920 windefender.exe 122 PID 3920 wrote to memory of 4460 3920 windefender.exe 122 PID 3920 wrote to memory of 4460 3920 windefender.exe 122 PID 4460 wrote to memory of 3472 4460 cmd.exe 123 PID 4460 wrote to memory of 3472 4460 cmd.exe 123 PID 4460 wrote to memory of 3472 4460 cmd.exe 123 -
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\187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe"C:\Users\Admin\AppData\Local\Temp\187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3776 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:228
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C:\Users\Admin\AppData\Local\Temp\187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.exe"C:\Users\Admin\AppData\Local\Temp\187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d.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:4060 -
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:4684
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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:4644 -
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:4444
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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:4052
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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:2456
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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:4796 -
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:920
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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:3116
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4000
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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:2080
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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:3832
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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:4968
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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:4008
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3920 -
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:4460 -
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:3472
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2460
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e4369301a888f3cdce7d61ae43a6af79
SHA134541eb6e79d009794b3200bf8d3181e71a94281
SHA256e911d55e7106e54b765712fa6fefa59d7b74b1b77ef66b5cbeb9430deba47d73
SHA512616382386c1e41f4dcb5866dfb8cff0e1657035d6c851c509bf99beeec64efb79c713cfd412c3ccba16dbfb7db4ee347a0da3b2830cb49d3ec2fe721e6becf54
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ef2608735811de97142ad967e47dc64
SHA1b6525a8160b94850226c92b8fefdef46f9ff40b1
SHA256c9e59aaf2c1f409118cdd3fea23ac1314404e045ce04bd90be9e3990f51014d2
SHA512c24cac55bb82e998eaaed714f54210e3c7f1addff8e433bdf0fe140539273c912a442bf2c41cdbb58998a3040d1777e4701fa7d5dab949513af26004c2f5b266
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD574681404952e4dbd075f8fc21f239fd7
SHA11e893c8249eec25a7497ac0f47f517348789c343
SHA2561ca0c793abbdb6d4bdb1c7f60c26d8ca41acf4d68f467f9f3324b20114df1b19
SHA512fa392dea9b2f7f7ee3b6d84f5e7deaf99d7732081102a4593fd06bf2a545137f61f4dd5c54affbf4bd55241aa304661b1f17b2e64219c3fa06595b87662df298
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5529757dbaa36cc66a8458a1d37e12903
SHA14e1f302e8092172b1d457e8ea3d26f43dd5819f0
SHA256a981ecc33597c0deccde1987fc086365a618287b9e28b775e7c8ab72b37f1abf
SHA51265e8df04d07c1fcdc675f473e74348f145c07d1a76960a318167c550f194b6d5acef441245d51df244613df2ce65a8f4785baed4961d9758487de8224e8ac1d1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55c9a97e4968c92144bebc747c5974449
SHA12d089dc968bf86ba8c8d982e2b6ca65b46364e97
SHA2565caf86f6e79511f5f8a47cb7a194df3355cd4ae93f921eac8bd9c4c8fbcf9170
SHA5121f9a9ae6fa6bded70eceb7e8a9c5a0bdcdc6a91d9c53d639ec0a9641c71fe116d00b595b95a535738de39529d47dca9a046921a529d18f906ce8ac7d69ea7baa
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Filesize
4.1MB
MD52b1114fdb89b86c6cd33be425f09ea4a
SHA125d982b39a264cd9b4b336c4e0d1729aa4f5c6ad
SHA256187a80af7213cff8d7778899ae1a679df16917d744d6bc0bcc593e72c678659d
SHA512c6624f9bbc25b2e4f56feec46dee599dcf0ed6ff5a4c21c2c7fd4c099f4347ae1ea6dde91baa5600ef19ae6ce60229246a323cd6f8fa0c9d8184d6ec0cdb4253
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec