Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 07:29
Static task
static1
Behavioral task
behavioral1
Sample
573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe
Resource
win10v2004-20240508-en
General
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Target
573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe
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Size
4.1MB
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MD5
7d3f7dde68840c7be1a7b0ae5b7cf39a
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SHA1
ac6c581f9e0899c7499e4bda3958f329bc977b31
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SHA256
573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c
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SHA512
b00c86164afec67b0714744523a860192672a7bbbe9cbd16034d0b585757389b703deace9fa05966dae6247728f5c9ac981b944e2e930425c8c4c3499cbda74d
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SSDEEP
98304:M8tvyuU58PjKrWFJSooNQA2k8bPN+CEev5WXkGYwFdaf:3Uuy8PNJWwxbPN3EK4Daf
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/432-2-0x0000000004F40000-0x000000000582B000-memory.dmp family_glupteba behavioral1/memory/432-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/432-28-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/432-55-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/432-57-0x0000000004F40000-0x000000000582B000-memory.dmp family_glupteba behavioral1/memory/432-69-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1764-94-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/1764-137-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-171-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-219-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-231-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-235-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-239-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-243-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-247-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-251-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-255-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-259-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba behavioral1/memory/4436-263-0x0000000000400000-0x0000000002EE2000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1604 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4436 csrss.exe 4136 injector.exe 2164 windefender.exe 1148 windefender.exe -
resource yara_rule behavioral1/files/0x000800000002342a-223.dat upx behavioral1/memory/2164-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1148-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2164-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1148-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1148-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe File created C:\Windows\rss\csrss.exe 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.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 4428 sc.exe -
pid Process 3040 powershell.exe 4748 powershell.exe 2128 powershell.exe 4876 powershell.exe 456 powershell.exe 1728 powershell.exe 3320 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 4384 schtasks.exe 3720 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,-351 = "FLE Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2182 = "Astrakhan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain 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,-301 = "Romance Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\2a\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-371 = "Jerusalem Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3040 powershell.exe 3040 powershell.exe 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 4748 powershell.exe 4748 powershell.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 2128 powershell.exe 2128 powershell.exe 4876 powershell.exe 4876 powershell.exe 456 powershell.exe 456 powershell.exe 1728 powershell.exe 1728 powershell.exe 3320 powershell.exe 3320 powershell.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4436 csrss.exe 4436 csrss.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4436 csrss.exe 4436 csrss.exe 4136 injector.exe 4136 injector.exe 4436 csrss.exe 4436 csrss.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe 4136 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3040 powershell.exe Token: SeDebugPrivilege 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Token: SeImpersonatePrivilege 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe Token: SeDebugPrivilege 4748 powershell.exe Token: SeDebugPrivilege 2128 powershell.exe Token: SeDebugPrivilege 4876 powershell.exe Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 1728 powershell.exe Token: SeDebugPrivilege 3320 powershell.exe Token: SeSystemEnvironmentPrivilege 4436 csrss.exe Token: SeSecurityPrivilege 4428 sc.exe Token: SeSecurityPrivilege 4428 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 432 wrote to memory of 3040 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 85 PID 432 wrote to memory of 3040 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 85 PID 432 wrote to memory of 3040 432 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 85 PID 1764 wrote to memory of 4748 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 90 PID 1764 wrote to memory of 4748 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 90 PID 1764 wrote to memory of 4748 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 90 PID 1764 wrote to memory of 3444 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 92 PID 1764 wrote to memory of 3444 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 92 PID 3444 wrote to memory of 1604 3444 cmd.exe 94 PID 3444 wrote to memory of 1604 3444 cmd.exe 94 PID 1764 wrote to memory of 2128 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 95 PID 1764 wrote to memory of 2128 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 95 PID 1764 wrote to memory of 2128 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 95 PID 1764 wrote to memory of 4876 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 98 PID 1764 wrote to memory of 4876 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 98 PID 1764 wrote to memory of 4876 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 98 PID 1764 wrote to memory of 4436 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 101 PID 1764 wrote to memory of 4436 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 101 PID 1764 wrote to memory of 4436 1764 573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe 101 PID 4436 wrote to memory of 456 4436 csrss.exe 102 PID 4436 wrote to memory of 456 4436 csrss.exe 102 PID 4436 wrote to memory of 456 4436 csrss.exe 102 PID 4436 wrote to memory of 1728 4436 csrss.exe 107 PID 4436 wrote to memory of 1728 4436 csrss.exe 107 PID 4436 wrote to memory of 1728 4436 csrss.exe 107 PID 4436 wrote to memory of 3320 4436 csrss.exe 110 PID 4436 wrote to memory of 3320 4436 csrss.exe 110 PID 4436 wrote to memory of 3320 4436 csrss.exe 110 PID 4436 wrote to memory of 4136 4436 csrss.exe 112 PID 4436 wrote to memory of 4136 4436 csrss.exe 112 PID 2164 wrote to memory of 3260 2164 windefender.exe 118 PID 2164 wrote to memory of 3260 2164 windefender.exe 118 PID 2164 wrote to memory of 3260 2164 windefender.exe 118 PID 3260 wrote to memory of 4428 3260 cmd.exe 119 PID 3260 wrote to memory of 4428 3260 cmd.exe 119 PID 3260 wrote to memory of 4428 3260 cmd.exe 119 -
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\573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe"C:\Users\Admin\AppData\Local\Temp\573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3040
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C:\Users\Admin\AppData\Local\Temp\573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.exe"C:\Users\Admin\AppData\Local\Temp\573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c.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:1764 -
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:4748
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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:3444 -
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:1604
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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:2128
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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:4876
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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:4436 -
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:456
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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:4384
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4808
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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:1728
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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:3320
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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:4136
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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:3720
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2164 -
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:3260 -
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:4428
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1148
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
MD5c91c43e35dc540fac4a9bd4eadb1cd6f
SHA172b7f79a10ac7f068ead48922fbb7a152b827794
SHA25652af730a713a5418b701344f35bde66f700f4674fca9a1cba45f68d3c71a7281
SHA5128740cc8b0833b316f308e324367d768f83ec6d290cd1ced480476efd17a19635ff5a2969305cd143d60c47bd983dde1a3ccfb3cd728e135d7b753a59897df36d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55a8a080c331b9a835093e89bdf24d45a
SHA1eeace4d11eb8ebdf4f5ef2216940a7326290e665
SHA256960e08cb0287f75b9ed7ab38a8f0317bd58f6461627830bf989fd6951eef17ef
SHA512eb9412c202ba2c529d6d574695acf116904eaedf19566b22484f97bdbf7ac0d69fc8ef774ac9b82a99ba30efa1a7fc554ff1f360fa47f91d3cec7c8d2baf5899
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD560760b5178a5823109de00efe9d76259
SHA13a85d073bf2604e782e84bc5b33260bfe1bcf9bf
SHA25682e775909a5e3919d9f66597336331c1aec12a45feed15ad3fcf8c4cf89c34f4
SHA5128f6fa3ad57c16f0cc88f2320db5ad27db5cb0d27d6a9465d830dfa62cd12f73298a35c3772bdf51ea1553cabdc400d77e9931bf51727df16486159cba409fa3b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a642b5b7818d937570f21d504ff7cd9f
SHA1f031dcda956780a934abf56e496909431aeaa00f
SHA256cc391d13b1a347a413e9a038b60e7defbf716aa01ceb2188f7002435308d4d07
SHA5125c5c23bfc1b5a18535311d65b138856ba20138bcf5adf7864f52771ccaa32a2cd54fd5fbca54380a8dbcb9935e2756b32c11343151662f02571c12c68187d6fc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e26437c25c04a5d9d7e4a99b0b90d7fe
SHA117490f3bd410fddbfe1e42b6b0534f028a0a5ab2
SHA256042e4506fefb77133219eb968d8c0016171d1383b111c9903b5050bcaf302660
SHA51235d819539d3130587a25448ac7be37939312cd5b8827e3515a5bc44069e84fc82fc1751f1fcec8f87a06e910320f1a9439b074b48da11474630215fd293154d2
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Filesize
4.1MB
MD57d3f7dde68840c7be1a7b0ae5b7cf39a
SHA1ac6c581f9e0899c7499e4bda3958f329bc977b31
SHA256573882bde7aaf51acd56ce1c6d08f3e9dd0f02483a34db1c861e742ba3ed287c
SHA512b00c86164afec67b0714744523a860192672a7bbbe9cbd16034d0b585757389b703deace9fa05966dae6247728f5c9ac981b944e2e930425c8c4c3499cbda74d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec