Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
17-05-2024 02:21
General
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Target
a543c7fa595125deac44d9b476386f4dccdd659c7490fb2aca85a3ba360463ac.dll
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Size
120KB
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MD5
3613c395cf26bbf9054e7663c70e59fe
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SHA1
beb5c2055d48ea35ec9f6c94f4b3c3d05604709b
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SHA256
a543c7fa595125deac44d9b476386f4dccdd659c7490fb2aca85a3ba360463ac
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SHA512
157a61f6b9e08442b2342c624f13721aba5719671bae8be5a667bdcff6177a6fb4f48f8e1fe694ba1ea35dd2d9bf2c333f399d423dbc70334d81c688364983eb
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SSDEEP
1536:HOaCpdvuH6Hy8YoGoc4eQVREZ51f+OXRoGKcW4wsG+jWh2LibZuTp:HzkbFYoGoc4DVRmHf+coLcOlv
Malware Config
Extracted
sality
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 2 TTPs 6 IoCs
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Sality
Sality is backdoor written in C++, first discovered in 2003.
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UAC bypass 3 TTPs 2 IoCs
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Windows security bypass 2 TTPs 12 IoCs
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Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 26 IoCs
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UPX dump on OEP (original entry point) 33 IoCs
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Executes dropped EXE 4 IoCs
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UPX packed file 26 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Windows security modification 2 TTPs 14 IoCs
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Checks whether UAC is enabled 1 TTPs 2 IoCs
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Enumerates connected drives 3 TTPs 14 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in Windows directory 3 IoCs
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 64 IoCs
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System policy modification 1 TTPs 2 IoCs
Processes
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a543c7fa595125deac44d9b476386f4dccdd659c7490fb2aca85a3ba360463ac.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a543c7fa595125deac44d9b476386f4dccdd659c7490fb2aca85a3ba360463ac.dll,#13⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e573f6a.exeC:\Users\Admin\AppData\Local\Temp\e573f6a.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Users\Admin\AppData\Local\Temp\e5740f1.exeC:\Users\Admin\AppData\Local\Temp\e5740f1.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\e576c85.exeC:\Users\Admin\AppData\Local\Temp\e576c85.exe4⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Users\Admin\AppData\Local\Temp\e576c95.exeC:\Users\Admin\AppData\Local\Temp\e576c95.exe4⤵
- Executes dropped EXE
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca1⤵
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca1⤵
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
97KB
MD535b89fa336e27040b45635c4763dbd0d
SHA16777cd1abce7acca47aa26a1fc51882e3f4d8b16
SHA2565d69b72c6914daa11c13d4abf89105348a96f4fc37f9c2c2581421baa84d87bb
SHA512d2a6804cfbda74808496f854ff483576065454e1b3b6cb4d797775781547e1a64676f9b72577c537e2694081ac6a3ed75c11129c325067210af72fff281d1dae
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Filesize
257B
MD5bb2279c6a9b7df0b51c277d747880427
SHA1c37ac902565bd7358c7b129e257408482428949a
SHA25691baeb75775ede376a3aff03c358db396b9646880dd7780566f7de1cef470c76
SHA51228fa337052b270451dfff64401c62504d2e96b53da32cb2fd0344ac39b9db82aa14252072d6a382215ba377a22e44314f72a667885117bd69ac7467b4e78b8af
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Filesize
72KB
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Filesize
72KB
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Filesize
4KB
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Filesize
8KB
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Filesize
8KB
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Filesize
72KB
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Filesize
72KB
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Filesize
16.7MB
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Filesize
16.7MB
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Filesize
72KB
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Filesize
72KB
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Filesize
16.7MB
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Filesize
16.7MB
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Filesize
16.7MB
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Filesize
72KB
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Filesize
4KB
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Filesize
16.7MB
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Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
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Filesize
16.7MB
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Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
8KB
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Filesize
16.7MB
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Filesize
16.7MB
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Filesize
8KB
-
Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
-
Filesize
16.7MB
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Filesize
16.7MB
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Filesize
16.7MB
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Filesize
16.7MB
-
Filesize
16.7MB
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Filesize
16.7MB
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Filesize
8KB
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Filesize
72KB
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Filesize
8KB
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Filesize
8KB
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Filesize
128KB
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Filesize
8KB
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Filesize
4KB
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Filesize
8KB