Analysis
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max time kernel
131s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
17-05-2024 21:38
General
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Target
4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5.dll
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Size
120KB
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MD5
756ef1884016a1d4d9c502da43a90a80
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SHA1
baf2683a819c65f3eed3ce066f7d96c7a5a7f315
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SHA256
4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5
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SHA512
1a52e4c696f553d5634f686ad21c9cc47b85ab75169e0691225ef6bd9230b71d2cdb24b41dc1978aee539c448c17074d8cbf893862f1c6b374a6fa9818cefa28
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SSDEEP
3072:iAJiMJ8e/SemBWGrZ6xjFZlzU8iCDoQueWk:line/S51cxjJblW
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 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 33 IoCs
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UPX dump on OEP (original entry point) 37 IoCs
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Executes dropped EXE 3 IoCs
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UPX packed file 33 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 16 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in Program Files directory 4 IoCs
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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\4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4f92b85ae2a3e77427e610bf8e89fe321f956973b4a2558bbe1d83d41fc38fb5.dll,#13⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e57418d.exeC:\Users\Admin\AppData\Local\Temp\e57418d.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 Program Files directory
- 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\e574323.exeC:\Users\Admin\AppData\Local\Temp\e574323.exe4⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\e575d14.exeC:\Users\Admin\AppData\Local\Temp\e575d14.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:\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:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.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⤵
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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C:\Users\Admin\AppData\Local\Temp\e57418d.exeFilesize
97KB
MD54b79db291f9cd1eb4f2bc7ba111b7020
SHA15100d8200bdbd6e8d7dc167f90e83574d7a58e5c
SHA256f5683bb9c72f7b1458010ff4b61f1c30296de2155e9c73e0e9182ef26c088acb
SHA512fb42712b8dae51b2c08adebba19a17aa076fa0e6a911d99529bf4700d2257dddbe4c9eb1ae485f97369b1f2101945bb025e33cd39f8cf27b94085a700787401d
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C:\Windows\SYSTEM.INIFilesize
257B
MD5df2e65a089768c5d644b8a0a3482cded
SHA14b51c5b48adc263b90fc47a25680b37ced1775bf
SHA2562a3c11f0c59c9d5b510da4c2a7b002dcae33c026f6d34af432bdc81873c6d24a
SHA512e61b2542aabb0d46f02228653aef565a98a10c59a8461c66bd151518d3cb470fe12ae52b5a1245787b6883b6439000ed4fef84416dddabaa86b99d56942d5b6c
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memory/1896-53-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-75-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-5-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/1896-103-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/1896-30-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-36-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-34-0x0000000001AF0000-0x0000000001AF2000-memory.dmpFilesize
8KB
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memory/1896-13-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-27-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-86-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-91-0x0000000001AF0000-0x0000000001AF2000-memory.dmpFilesize
8KB
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memory/1896-26-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-18-0x0000000003E70000-0x0000000003E71000-memory.dmpFilesize
4KB
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memory/1896-31-0x0000000001AF0000-0x0000000001AF2000-memory.dmpFilesize
8KB
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memory/1896-84-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-14-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-11-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-10-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-6-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-37-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-38-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-39-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-41-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-40-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-43-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-44-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-55-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-80-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-82-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-56-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-78-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-76-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-9-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-72-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-71-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-67-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/1896-66-0x00000000007E0000-0x000000000189A000-memory.dmpFilesize
16.7MB
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memory/2564-107-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/2564-59-0x0000000000870000-0x0000000000871000-memory.dmpFilesize
4KB
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memory/2564-35-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/2564-64-0x00000000001F0000-0x00000000001F2000-memory.dmpFilesize
8KB
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memory/2564-60-0x00000000001F0000-0x00000000001F2000-memory.dmpFilesize
8KB
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memory/3196-1-0x0000000010000000-0x0000000010020000-memory.dmpFilesize
128KB
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memory/3196-29-0x0000000000E00000-0x0000000000E01000-memory.dmpFilesize
4KB
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memory/3196-28-0x0000000000DB0000-0x0000000000DB2000-memory.dmpFilesize
8KB
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memory/3196-15-0x0000000000DB0000-0x0000000000DB2000-memory.dmpFilesize
8KB
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memory/3196-21-0x0000000000DB0000-0x0000000000DB2000-memory.dmpFilesize
8KB
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memory/4036-63-0x00000000001E0000-0x00000000001E2000-memory.dmpFilesize
8KB
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memory/4036-151-0x0000000000B50000-0x0000000001C0A000-memory.dmpFilesize
16.7MB
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memory/4036-62-0x00000000001F0000-0x00000000001F1000-memory.dmpFilesize
4KB
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memory/4036-65-0x00000000001E0000-0x00000000001E2000-memory.dmpFilesize
8KB
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memory/4036-52-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB
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memory/4036-119-0x0000000000B50000-0x0000000001C0A000-memory.dmpFilesize
16.7MB
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memory/4036-152-0x0000000000400000-0x0000000000412000-memory.dmpFilesize
72KB