Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 22:41
Behavioral task
behavioral1
Sample
2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe
Resource
win10v2004-20241007-en
General
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Target
2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe
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Size
9.1MB
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MD5
058b78ab3b3dab85e6bc70ec23821e6d
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SHA1
61c15e3a77270e23e0e91219f046f52307d706f1
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SHA256
194c348c2a0f99b453f00281767e873e18062310de44000458e7008857ebace4
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SHA512
d1608925a8c3e50fd9505872ddf095e0851a8d7882b22368eb261ddd0275ffda0c9290e0b4e42cb1b938caaa2f0da690d371c8543489f31ebbc9aba2aeaf3ba6
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SSDEEP
98304:GHxMZDJ1TRpxYVX9u2IazANfmhZytTD5iqF:sxEvYjVzANOhwN
Malware Config
Signatures
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Glupteba family
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Glupteba payload 1 IoCs
resource yara_rule behavioral2/files/0x000c000000023ba1-128.dat family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 5080 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 3180 csrss.exe 760 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 76 raw.githubusercontent.com 75 raw.githubusercontent.com -
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 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe File created C:\Windows\rss\csrss.exe 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe -
pid Process 5116 powershell.exe 3404 powershell.exe 1768 powershell.exe 2032 powershell.exe 3620 powershell.exe 2468 powershell.exe 4572 powershell.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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,-1501 = "Turkey Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs csrss.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.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\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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,-622 = "Korea Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.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\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4844 schtasks.exe 4092 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2468 powershell.exe 2468 powershell.exe 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4572 powershell.exe 4572 powershell.exe 4572 powershell.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 5116 powershell.exe 5116 powershell.exe 5116 powershell.exe 3404 powershell.exe 3404 powershell.exe 1768 powershell.exe 1768 powershell.exe 2032 powershell.exe 2032 powershell.exe 3620 powershell.exe 3620 powershell.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 3180 csrss.exe 3180 csrss.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 3180 csrss.exe 3180 csrss.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe 760 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2468 powershell.exe Token: SeDebugPrivilege 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Token: SeImpersonatePrivilege 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe Token: SeDebugPrivilege 4572 powershell.exe Token: SeDebugPrivilege 5116 powershell.exe Token: SeDebugPrivilege 3404 powershell.exe Token: SeDebugPrivilege 1768 powershell.exe Token: SeDebugPrivilege 2032 powershell.exe Token: SeDebugPrivilege 3620 powershell.exe Token: SeSystemEnvironmentPrivilege 3180 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 3652 wrote to memory of 2468 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 88 PID 3652 wrote to memory of 2468 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 88 PID 3652 wrote to memory of 2468 3652 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 88 PID 4540 wrote to memory of 4572 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 96 PID 4540 wrote to memory of 4572 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 96 PID 4540 wrote to memory of 4572 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 96 PID 4540 wrote to memory of 3040 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 100 PID 4540 wrote to memory of 3040 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 100 PID 3040 wrote to memory of 5080 3040 cmd.exe 102 PID 3040 wrote to memory of 5080 3040 cmd.exe 102 PID 4540 wrote to memory of 5116 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 103 PID 4540 wrote to memory of 5116 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 103 PID 4540 wrote to memory of 5116 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 103 PID 4540 wrote to memory of 3404 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 105 PID 4540 wrote to memory of 3404 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 105 PID 4540 wrote to memory of 3404 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 105 PID 4540 wrote to memory of 3180 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 107 PID 4540 wrote to memory of 3180 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 107 PID 4540 wrote to memory of 3180 4540 2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe 107 PID 3180 wrote to memory of 1768 3180 csrss.exe 108 PID 3180 wrote to memory of 1768 3180 csrss.exe 108 PID 3180 wrote to memory of 1768 3180 csrss.exe 108 PID 3180 wrote to memory of 2032 3180 csrss.exe 114 PID 3180 wrote to memory of 2032 3180 csrss.exe 114 PID 3180 wrote to memory of 2032 3180 csrss.exe 114 PID 3180 wrote to memory of 3620 3180 csrss.exe 116 PID 3180 wrote to memory of 3620 3180 csrss.exe 116 PID 3180 wrote to memory of 3620 3180 csrss.exe 116 PID 3180 wrote to memory of 760 3180 csrss.exe 118 PID 3180 wrote to memory of 760 3180 csrss.exe 118 -
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\2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3652 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2468
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C:\Users\Admin\AppData\Local\Temp\2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-01_058b78ab3b3dab85e6bc70ec23821e6d_poet-rat_snatch.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4540 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4572
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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:3040 -
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
- Event Triggered Execution: Netsh Helper DLL
PID:5080
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5116
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3404
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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.
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1768
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:4844
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1532
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3620
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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:760
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:4092
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
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
MD59929a5e78c07d7aae5da7a3cd0dcc82d
SHA109f27a630fd3679f4c5c785f8009e7bb5d171904
SHA256b58ffab88747fa6a24121a003b77666d3441f8d4adf3bcb35ac5ebff32e2da58
SHA5122e13c6356bdbcf96e4c948b21aa49b1297f28a4eb981c8851d9b89dd47707e3f700bf296e6165afe0b2d969e069cd48cbff102e1e040505d87ff5827c78f73b5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50e56a350bcbf3f35f76f14058096e1dc
SHA1eb7e632db6dc0faa33bcfa236ffe7f03e62fcb6d
SHA256c0c5ef2b5ddf984ba8abaf96143e2f0c46d237f1a7abb6a730955127cbab5408
SHA51233971f9d5faf06e4c1242c1dc012d6035f84760d592c614f15777969f64c80242c8a079ed658319596ca9123543a3c620269c6ea20a72b5bf715d5401c184bb8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5af5b39bfa23ae4df81ff3b15b79fcf00
SHA17dffc4eadafb21df2aa58245f12aec4ad1588fee
SHA256b8df149c445fdb5423b8cdfd3eb02f9f10ed79c1a7deee6ef2059538b1bd583b
SHA5124f175ba6f9e4b66f7a4307cfd0a5f64f9c223c0b2d56a48b5deda461bb939b310ce516d831b889fdf557c07e666b984815117cd936f558d96a185c85e38e4524
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b53c2d4a14956d22fb6b25944a2390e7
SHA1b978196688d6cb6eba3b8d8d2403ed4ef0a76d60
SHA2567e7b588495ae0dc9b199d16bfb74ddebdebcd6538a67f45b39c14cddd96e10a6
SHA51290a6f4cd502101b2716639efe6c089d9c9b8e754033af75483e355a92d3dba9b47a3aaa3d0c912712d16688aeda87c2c42ad1024a3404888cda45f6192829a37
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5486f150839ef42e9b9f41d373f0de376
SHA1874313b42f03656f2c4823a40ecfd9fcf1b5356e
SHA25678d54deddd76a6c4e081a2b2a818d6a4e1b1193c1e51ca139e769e442289e2a2
SHA5124e7931aa5a3e5310f1a89cbb69125d5028a8d8a4762d1908c4b43275cf4f93b008f532aad100833af868b16bbc6bc2621fe6f2aaba92492fe4795c21dd905520
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Filesize
9.1MB
MD5058b78ab3b3dab85e6bc70ec23821e6d
SHA161c15e3a77270e23e0e91219f046f52307d706f1
SHA256194c348c2a0f99b453f00281767e873e18062310de44000458e7008857ebace4
SHA512d1608925a8c3e50fd9505872ddf095e0851a8d7882b22368eb261ddd0275ffda0c9290e0b4e42cb1b938caaa2f0da690d371c8543489f31ebbc9aba2aeaf3ba6