Analysis
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max time kernel
147s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
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submitted
31-07-2022 18:04
General
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Target
5f28f4645b9bd5c178fb03e56e2b88714159eae1c4f5317b7ba83fa86ea271b2.exe
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Size
1012KB
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MD5
af89adec79d81cb6c3d22e092fa4ea30
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SHA1
e95b4307a23960e1c2631c87af03c89977ef68cd
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SHA256
5f28f4645b9bd5c178fb03e56e2b88714159eae1c4f5317b7ba83fa86ea271b2
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SHA512
a34db4e66e31a948222e6822264c7ec211b8c08e066cb083ef4d293ba1ef5ae37d07c19a33cebcd2c75b5c644eea113d43d41cad9675ecd4baa6802230f13281
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
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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Disables RegEdit via registry modification 1 IoCs
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Disables Task Manager via registry modification
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Executes dropped EXE 1 IoCs
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UPX packed file 3 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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Adds Run key to start application 2 TTPs 1 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 WriteProcessMemory 20 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\dwm.exe"dwm.exe"1⤵
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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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\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵
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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\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\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\5f28f4645b9bd5c178fb03e56e2b88714159eae1c4f5317b7ba83fa86ea271b2.exe"C:\Users\Admin\AppData\Local\Temp\5f28f4645b9bd5c178fb03e56e2b88714159eae1c4f5317b7ba83fa86ea271b2.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- 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:\ProgramData\igmel.exe"C:\ProgramData\igmel.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵
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C:\Windows\system32\sihost.exesihost.exe1⤵
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\Saaaalamm\Mira.hFilesize
557KB
MD58d0dcbc1481a967175e19dfa204d461e
SHA1e785b892957645d143f1408e71811130f8d3db96
SHA256a723e131c3067b612750c583cab54524721189ed95929f96dc71b326a98e4b72
SHA5128457e9a648ace64fadfc5bc742ec3c1315c5815176a06c3c37271cf4a7cd9b1030dddd1077f353a393435a5442ecc8983c7dd1e0a090d5e3d7711231589af1ba
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C:\ProgramData\Saaaalamm\Mira.hFilesize
557KB
MD58d0dcbc1481a967175e19dfa204d461e
SHA1e785b892957645d143f1408e71811130f8d3db96
SHA256a723e131c3067b612750c583cab54524721189ed95929f96dc71b326a98e4b72
SHA5128457e9a648ace64fadfc5bc742ec3c1315c5815176a06c3c37271cf4a7cd9b1030dddd1077f353a393435a5442ecc8983c7dd1e0a090d5e3d7711231589af1ba
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C:\ProgramData\igmel.exeFilesize
454KB
MD5f33f47207bc73860599c94614c60d843
SHA1cb5e021f45e5a15322a56d2d0440734b09f629fc
SHA2564a86e5d89c23c6fed92d7f1c3de5928bada74c340f908d179313f6112cc196e6
SHA51243bc32ed76dc196fda38ecb9d63cca513bc5cb44cc06268965214bdcd251b16ea5bce225a1f3168c5fb5bdd25d40bde4e16ad4d4d11ee775385229e64e2ad475
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C:\ProgramData\igmel.exeFilesize
454KB
MD5f33f47207bc73860599c94614c60d843
SHA1cb5e021f45e5a15322a56d2d0440734b09f629fc
SHA2564a86e5d89c23c6fed92d7f1c3de5928bada74c340f908d179313f6112cc196e6
SHA51243bc32ed76dc196fda38ecb9d63cca513bc5cb44cc06268965214bdcd251b16ea5bce225a1f3168c5fb5bdd25d40bde4e16ad4d4d11ee775385229e64e2ad475
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memory/3532-130-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3532-131-0x00000000028C0000-0x000000000394E000-memory.dmpFilesize
16.6MB
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memory/3532-132-0x00000000028C0000-0x000000000394E000-memory.dmpFilesize
16.6MB
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memory/3532-137-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3532-138-0x00000000028C0000-0x000000000394E000-memory.dmpFilesize
16.6MB
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memory/4456-133-0x0000000000000000-mapping.dmp