Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 15:41
Static task
static1
Behavioral task
behavioral1
Sample
e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe
Resource
win10v2004-20240412-en
General
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Target
e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe
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Size
4.2MB
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MD5
b62fdd324f1b0dd17b8390444615a0a1
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SHA1
747fa8312ac9750546b0977839da5bda544c4952
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SHA256
e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330
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SHA512
769f4e6d82fe145942aab9ebc6bd0c6749814ac857da5d0cd9744be1a78c30695af9f21d1f78704b7ad15f2d37af76ceee5cf1d9730b4ff8aa09668017af146f
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SSDEEP
98304:uz7Cg0ld9bGpeFIidtQ9zICqBAsCsR7hN5aqRYTU7X:k7NcfZtQ9LJEd3aOYT+X
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/1620-2-0x00000000052A0000-0x0000000005B8B000-memory.dmp family_glupteba behavioral1/memory/1620-3-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/1620-54-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/1620-55-0x00000000052A0000-0x0000000005B8B000-memory.dmp family_glupteba behavioral1/memory/4852-57-0x0000000004D30000-0x0000000005130000-memory.dmp family_glupteba behavioral1/memory/4852-58-0x0000000005130000-0x0000000005A1B000-memory.dmp family_glupteba behavioral1/memory/4852-59-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4852-193-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-262-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-272-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-275-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-278-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-281-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-284-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-287-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-290-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-293-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-296-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-299-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-302-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4488-305-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2256 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4488 csrss.exe 348 injector.exe 400 windefender.exe 4516 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023411-266.dat upx behavioral1/memory/400-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4516-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4516-280-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\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 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 -
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 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe File created C:\Windows\rss\csrss.exe e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.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 232 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2960 schtasks.exe 552 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.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\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-871 = "Pakistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4652 powershell.exe 4652 powershell.exe 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 3496 powershell.exe 3496 powershell.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 412 powershell.exe 412 powershell.exe 940 powershell.exe 940 powershell.exe 1676 powershell.exe 1676 powershell.exe 3404 powershell.exe 3404 powershell.exe 3288 powershell.exe 3288 powershell.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 4488 csrss.exe 4488 csrss.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 4488 csrss.exe 4488 csrss.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 4488 csrss.exe 4488 csrss.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe 348 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4652 powershell.exe Token: SeDebugPrivilege 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Token: SeImpersonatePrivilege 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe Token: SeDebugPrivilege 3496 powershell.exe Token: SeDebugPrivilege 412 powershell.exe Token: SeDebugPrivilege 940 powershell.exe Token: SeDebugPrivilege 1676 powershell.exe Token: SeDebugPrivilege 3404 powershell.exe Token: SeDebugPrivilege 3288 powershell.exe Token: SeSystemEnvironmentPrivilege 4488 csrss.exe Token: SeSecurityPrivilege 232 sc.exe Token: SeSecurityPrivilege 232 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1620 wrote to memory of 4652 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 90 PID 1620 wrote to memory of 4652 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 90 PID 1620 wrote to memory of 4652 1620 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 90 PID 4852 wrote to memory of 3496 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 97 PID 4852 wrote to memory of 3496 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 97 PID 4852 wrote to memory of 3496 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 97 PID 4852 wrote to memory of 3004 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 99 PID 4852 wrote to memory of 3004 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 99 PID 3004 wrote to memory of 2256 3004 cmd.exe 101 PID 3004 wrote to memory of 2256 3004 cmd.exe 101 PID 4852 wrote to memory of 412 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 102 PID 4852 wrote to memory of 412 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 102 PID 4852 wrote to memory of 412 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 102 PID 4852 wrote to memory of 940 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 104 PID 4852 wrote to memory of 940 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 104 PID 4852 wrote to memory of 940 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 104 PID 4852 wrote to memory of 4488 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 106 PID 4852 wrote to memory of 4488 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 106 PID 4852 wrote to memory of 4488 4852 e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe 106 PID 4488 wrote to memory of 1676 4488 csrss.exe 107 PID 4488 wrote to memory of 1676 4488 csrss.exe 107 PID 4488 wrote to memory of 1676 4488 csrss.exe 107 PID 4488 wrote to memory of 3404 4488 csrss.exe 112 PID 4488 wrote to memory of 3404 4488 csrss.exe 112 PID 4488 wrote to memory of 3404 4488 csrss.exe 112 PID 4488 wrote to memory of 3288 4488 csrss.exe 115 PID 4488 wrote to memory of 3288 4488 csrss.exe 115 PID 4488 wrote to memory of 3288 4488 csrss.exe 115 PID 4488 wrote to memory of 348 4488 csrss.exe 117 PID 4488 wrote to memory of 348 4488 csrss.exe 117 PID 400 wrote to memory of 3552 400 windefender.exe 123 PID 400 wrote to memory of 3552 400 windefender.exe 123 PID 400 wrote to memory of 3552 400 windefender.exe 123 PID 3552 wrote to memory of 232 3552 cmd.exe 124 PID 3552 wrote to memory of 232 3552 cmd.exe 124 PID 3552 wrote to memory of 232 3552 cmd.exe 124 -
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\e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe"C:\Users\Admin\AppData\Local\Temp\e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652
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C:\Users\Admin\AppData\Local\Temp\e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.exe"C:\Users\Admin\AppData\Local\Temp\e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330.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:4852 -
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:3496
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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:3004 -
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:2256
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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:412
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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:940
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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:4488 -
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:1676
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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:2960
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4656
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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:3404
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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:3288
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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:348
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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:552
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:400 -
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:3552 -
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:232
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4516
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d5b2a58667fe0a89446a5f70241b0551
SHA133e16fb89cfc1f70298b31291068c9c91fe064d7
SHA25699a30344abc6e7da6c8d10397225088df3ad61ba58ff18fcdf66b076a095a8d4
SHA5122a32652828699692122adf10c38b2b0d615e54d7619c1c045ee05efac75ef119d121cf0ce2c898fd6f1fe0488b6136271bec2f198a0a72847acae7d9e662c191
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD578398bc0b976b49a7a066507bb6fee30
SHA1dc6a7de5087c4febb28aed48f035bf220bb0840e
SHA256c0ae5e9195ff24a607005effd6fe7eff7568a96dbe2a9178257668e612eef1a6
SHA512f686b5ba122b2a14c68923ef19a6d0873c7d4e05856898ede0583a0d7dab445906c821e3b439bf85b0b08698f60282335550ac7f4d5841058c2a59aa66acdf69
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cebeeedda8e64be5c9125cbb147655c0
SHA1300ff2c3a2377dd3a3caa1a7309632ed5d26b82a
SHA256364c4e6d6a1186edb2a70437493dcd999ac0c3a7d341ffa9f8757ba135e152a3
SHA51242980b0e8a477b7b0c2b3aa25ff089e26f3a640a8ffe190db262d316188e8d7640803a2224d073925bcd6068e721706987fb08d5e0600f46658b16ee0e9d02c0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c6d043f4554bab3d53dcc0eaab07938a
SHA13e37d8c75ccaa642e2eaadbf31867ce6999ea90b
SHA256968d8b634d7f3db13f6c75000c6c682f6af0f36149a72ed14838b678c87c436b
SHA51248fce24dd8785846772936ab81671d3a5ff7b87ea6ed274c8aee004f5f19395e6c759575f10f9d0474a1e5bf5fd6bd581692390550ab3f864d1023c55be4ca52
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5856f6d904758ce48bec69bf0ef89b843
SHA1172abd99549d3b1b0d4b8692610a7dde9b11281b
SHA2561c316694795d95d41fcf497e9685dd056f29157e67d033cea6dee59b35f3f69e
SHA5124b47a7d9c1cdf46f0470eb69f49dbaaf7db7126a69ae954a66e129531a745ae57565c0fe3563fec92b159ff08bcef2eaaeb788160c31299ae2bfdf3adc6ea191
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Filesize
4.2MB
MD5b62fdd324f1b0dd17b8390444615a0a1
SHA1747fa8312ac9750546b0977839da5bda544c4952
SHA256e7fa3ce2e9f3d0f2ea00b8b1b5dd913be5656531ad96a08a1aedc9d4a5348330
SHA512769f4e6d82fe145942aab9ebc6bd0c6749814ac857da5d0cd9744be1a78c30695af9f21d1f78704b7ad15f2d37af76ceee5cf1d9730b4ff8aa09668017af146f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec