Analysis
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max time kernel
122s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
22-05-2024 09:03
General
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Target
e3a7c53fe10d5bd9f1d80f51e814b5910a2dea6492e07c1a3e2a1fb5bef2e900.exe
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Size
97KB
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MD5
3beb920900c4b119fd6f4ed20015e558
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SHA1
96087cb9d6d607ef838f1e00b1ad0d3228c9d6a1
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SHA256
e3a7c53fe10d5bd9f1d80f51e814b5910a2dea6492e07c1a3e2a1fb5bef2e900
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SHA512
a1a250bc017f7bafd598f1ee8e97f2f176691b42bc682ea90839074159fb1912f6547eb868a6499c74eb9613bb4e7712ec4dfe65bc464275af0bc6616f5e1db3
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SSDEEP
1536:OyiHf2wSI9zxM8ft2e+Mzo2tq6/K/DwSgvMWoegJhwFJ81hCnJ4RAQMqcm3:OyM148ftGZyeDwSgvMJhsJ8bGG14m3
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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Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 37 IoCs
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UPX dump on OEP (original entry point) 37 IoCs
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UPX packed file 37 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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Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in Program Files directory 12 IoCs
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Drops file in Windows directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 24 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 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\e3a7c53fe10d5bd9f1d80f51e814b5910a2dea6492e07c1a3e2a1fb5bef2e900.exe"C:\Users\Admin\AppData\Local\Temp\e3a7c53fe10d5bd9f1d80f51e814b5910a2dea6492e07c1a3e2a1fb5bef2e900.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\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 Matrix ATT&CK v13
Privilege Escalation
Create or Modify System Process
1Windows Service
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Modify Registry
5Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Replay Monitor
Loading Replay Monitor...
Downloads
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F:\sayxx.exeFilesize
97KB
MD56ce2390ece6052f91aa55a14c6ccd2d8
SHA1b743b0fa25edcf36d1184853ca7d5a3b17f547bc
SHA256523a0505a35146417ccbb23076e49cb814bb9d1383cc70f6cc07de6ddff58d90
SHA512a1804463048359576c2e5796445e695a811e542692c2e8d4dac33c86b3a7d7cd4fb7731a9d230797a58905d983003ff27e58f8f9bc21addc6ca92eea1b71ccea
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memory/4352-31-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-19-0x00000000039B0000-0x00000000039B2000-memory.dmpFilesize
8KB
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memory/4352-7-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-0-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/4352-16-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-18-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-17-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-8-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-21-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-9-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-4-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-20-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-10-0x00000000039B0000-0x00000000039B2000-memory.dmpFilesize
8KB
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memory/4352-6-0x0000000003C00000-0x0000000003C01000-memory.dmpFilesize
4KB
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memory/4352-22-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-34-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-24-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-25-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-26-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-29-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-77-0x00000000039B0000-0x00000000039B2000-memory.dmpFilesize
8KB
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memory/4352-5-0x00000000039B0000-0x00000000039B2000-memory.dmpFilesize
8KB
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memory/4352-23-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-36-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-38-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-39-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-42-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-43-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-45-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-46-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-47-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-50-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-57-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-59-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-60-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-62-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-64-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-67-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-69-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-68-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-71-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-30-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB
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memory/4352-3-0x00000000007D0000-0x000000000188A000-memory.dmpFilesize
16.7MB