Analysis
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max time kernel
91s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
28-03-2024 18:07
General
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Target
4359e7a2fa33706ece059eaf9105509c4b116d99854956ffc2355345af021a9a.exe
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Size
116KB
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MD5
43df9efec4109b52051fbd2a85b5e44b
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SHA1
55b047bc941f1a6ecc67176df8d4b8fa2948e4ab
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SHA256
4359e7a2fa33706ece059eaf9105509c4b116d99854956ffc2355345af021a9a
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SHA512
2c82e2d5865118409a3407897d2d2440399f88fb3a0f51f18efb383a8a1e95671fbcd6bd057a46caacaa017c523273068527863855faa64ec0679633ed559aec
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SSDEEP
1536:AGFOLudaJ94hA1uYU/6gYtIQznMlrrp7KBu1mo6MUkfKmU6slp4223wbFY9:IukkYuYUYrnMlrrp7Kop5TU6oeSbg
Score
10/10
Malware Config
Extracted
Family
sality
C2
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 3 IoCs
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Sality
Sality is backdoor written in C++, first discovered in 2003.
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UAC bypass 3 TTPs 1 IoCs
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Windows security bypass 2 TTPs 6 IoCs
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UPX packed file 15 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Windows security modification 2 TTPs 7 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Drops file in Windows directory 2 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 15 IoCs
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System policy modification 1 TTPs 1 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:\Users\Admin\AppData\Local\Temp\4359e7a2fa33706ece059eaf9105509c4b116d99854956ffc2355345af021a9a.exe"C:\Users\Admin\AppData\Local\Temp\4359e7a2fa33706ece059eaf9105509c4b116d99854956ffc2355345af021a9a.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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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\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\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Privilege Escalation
Create or Modify System Process
1Windows Service
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1620-0-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/1620-1-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-4-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-6-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-8-0x0000000003D70000-0x0000000003D72000-memory.dmpFilesize
8KB
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memory/1620-9-0x0000000003DC0000-0x0000000003DC1000-memory.dmpFilesize
4KB
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memory/1620-10-0x0000000003D70000-0x0000000003D72000-memory.dmpFilesize
8KB
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memory/1620-11-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-12-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-13-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-14-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-15-0x0000000003D70000-0x0000000003D72000-memory.dmpFilesize
8KB
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memory/1620-21-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-22-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-23-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-24-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-25-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-26-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-27-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-28-0x0000000002B20000-0x0000000003BDA000-memory.dmpFilesize
16.7MB
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memory/1620-44-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB