Analysis
- max time kernel
146s - max time network
138s - platform
windows7_x64 - resource
win7v20210410 - submitted
04/05/2021, 17:28
General
- Target SHIPPING DOCUMENT.exe
- Size 228KB
- Sample210504-llepglflk6
- SHA256 70dfd7bc81878d265e39803f73f55af96d7bf2a336408b52cc6005785fbe0415
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 2 IoCs
- Deletes itself 1 IoCs
- Loads dropped DLL 1 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 30 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENT.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1196-66-0x0000000006F60000-0x00000000070F7000-memory.dmp
memory/1196-74-0x0000000005110000-0x00000000051E0000-memory.dmp
memory/1500-65-0x0000000000480000-0x0000000000494000-memory.dmp
memory/1500-63-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1500-64-0x0000000000730000-0x0000000000A33000-memory.dmp
memory/1748-59-0x00000000757E1000-0x00000000757E3000-memory.dmp
memory/1748-62-0x0000000000340000-0x0000000000342000-memory.dmp
memory/2016-70-0x00000000000B0000-0x00000000000CC000-memory.dmp
memory/2016-72-0x0000000001F50000-0x0000000002253000-memory.dmp
memory/2016-71-0x0000000000080000-0x00000000000AE000-memory.dmp
memory/2016-73-0x0000000001D20000-0x0000000001DB3000-memory.dmp