Analysis
- max time kernel
150s - max time network
152s - platform
windows7_x64 - resource
win7v20210408 - submitted
11/06/2021, 10:11
General
- Target 2435.bat.exe
- Size 236KB
- Sample210611-havffte1fx
- SHA256 c347c2d7579053d263f6ab6eddca7bd03691ebab93b30b5caba462caa7106beb
Malware Config
Extracted
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formbook
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4.1
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http://www.knighttechinca.com/dxe/
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sardarfarm.com
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959tremont.com
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privat-livecam.net
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ansel-homebakery.com
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joysupermarket.com
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peninsulamatchmakers.net
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northsytyle.com
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radioconexaoubermusic.com
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relocatingrealtor.com
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desyrnan.com
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onlinehoortoestel.online
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enpointe.online
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rvvikings.com
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paulpoirier.com
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shitarpa.net
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kerneis.net
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rokitreach.com
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essentiallygaia.com
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prestiged.net
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fuerzaagavera.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 1 IoCs
- Loads dropped DLL 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Users\Admin\AppData\Local\Temp\2435.bat.exe"C:\Users\Admin\AppData\Local\Temp\2435.bat.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2435.bat.exe"C:\Users\Admin\AppData\Local\Temp\2435.bat.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
-
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/852-64-0x0000000000400000-0x000000000042E000-memory.dmp
memory/852-65-0x00000000008D0000-0x0000000000BD3000-memory.dmp
memory/852-66-0x0000000000340000-0x0000000000354000-memory.dmp
memory/852-68-0x00000000003B0000-0x00000000003C4000-memory.dmp
memory/1252-67-0x0000000006B70000-0x0000000006CAA000-memory.dmp
memory/1252-69-0x0000000006CB0000-0x0000000006E0C000-memory.dmp
memory/1944-60-0x0000000076691000-0x0000000076693000-memory.dmp