Analysis
- max time kernel
148s - max time network
89s - platform
windows7_x64 - resource
win7 - submitted
18/08/2020, 10:19
General
- Target Quotation Request 18-08-20 PDF.exe
- Size 379KB
- Sample200818-3wrjs54eaa
- SHA256 1bfdb7e4f0aadba330b6017c2608570e791bfddff789d128ecb5ca9a5a06e6fe
Malware Config
Extracted
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formbook
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http://www.funpexw.com/kdz/
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bbetmoose.com
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samtreacy.com
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sedmxl.men
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oceantowersnorth.com
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inthelive.com
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sylo-bags.com
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nutri-bulletmania.com
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queenpiececustoms.com
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tbgfd.info
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doggygreatpet.com
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herolander.com
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wetcheat.com
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0t1ninewhen.loan
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tecnologiaconcalle.com
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novajakaleda.party
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taylortao.com
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gzslmfs.com
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xxwzsw.info
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standbyusa.com
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keragramam9.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 4 IoCs
- Adds policy Run key to start application 2 TTPs 2 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 3 IoCs
- Drops file in Program Files directory 1 IoCs
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 22 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of FindShellTrayWindow 5 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 23 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quotation Request 18-08-20 PDF.exe"C:\Users\Admin\AppData\Local\Temp\Quotation Request 18-08-20 PDF.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\help.exe"C:\Windows\SysWOW64\help.exe"2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- 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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1048-6-0x0000000000400000-0x000000000042D000-memory.dmp
memory/1480-13-0x00000000031D0000-0x0000000003285000-memory.dmp
memory/1480-9-0x0000000000780000-0x0000000000786000-memory.dmp
memory/1480-11-0x0000000001870000-0x00000000019C2000-memory.dmp
memory/1544-0-0x0000000073AF0000-0x00000000741DE000-memory.dmp
memory/1544-5-0x00000000009F0000-0x0000000000A1E000-memory.dmp
memory/1544-4-0x0000000002000000-0x000000000204F000-memory.dmp
memory/1544-3-0x00000000002E0000-0x00000000002E4000-memory.dmp
memory/1544-1-0x0000000000A80000-0x0000000000A81000-memory.dmp
memory/1560-12-0x000007FEF7830000-0x000007FEF7AAA000-memory.dmp
memory/1940-15-0x000000013F890000-0x000000013F923000-memory.dmp