Analysis
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max time kernel
146s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
31-03-2024 12:36
General
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Target
2024-03-31_26ef78ea0a15eca274b2df56599bb25f_backswap_icedid.exe
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Size
1.7MB
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MD5
26ef78ea0a15eca274b2df56599bb25f
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SHA1
41385fdcb68af2896d364e166a85eb58e53d5b49
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SHA256
b23b5a43a94d9d504f347cfa646767da0af7e856e6d0a0814722793d7618b230
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SHA512
195408c36718698b47d881fbbe0ccffda9fbdd0fe06ad6bfd40cb0aa5b3c921cf34299b750b65e2e5ab74063ca6597060597717a0d3fa3a53f9c0b424e4eb23d
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SSDEEP
49152:viPAfWplJ8GFxjKxipBo3Iw7tKl8ndDbhnVOr+NcUpg2l6JFWD:6P3q2H8ndDyYcUBl6JQD
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
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 12 IoCs
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UPX dump on OEP (original entry point) 13 IoCs
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UPX packed file 12 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 1 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 34 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\2024-03-31_26ef78ea0a15eca274b2df56599bb25f_backswap_icedid.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-31_26ef78ea0a15eca274b2df56599bb25f_backswap_icedid.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 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\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/3248-0-0x0000000000400000-0x0000000000706000-memory.dmpFilesize
3.0MB
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memory/3248-1-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-3-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-5-0x0000000003870000-0x0000000003872000-memory.dmpFilesize
8KB
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memory/3248-7-0x0000000003870000-0x0000000003872000-memory.dmpFilesize
8KB
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memory/3248-6-0x00000000056D0000-0x00000000056D1000-memory.dmpFilesize
4KB
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memory/3248-4-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-8-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-9-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-10-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-11-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-12-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-13-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-14-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-15-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-25-0x0000000003870000-0x0000000003872000-memory.dmpFilesize
8KB
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memory/3248-16-0x0000000002610000-0x000000000369E000-memory.dmpFilesize
16.6MB
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memory/3248-31-0x0000000000400000-0x0000000000706000-memory.dmpFilesize
3.0MB