Analysis
- max time kernel
149s - max time network
146s - platform
windows10_x64 - resource
win10v20201028 - submitted
31/03/2021, 07:13
General
- Target HG284-2021_03_31.pdf.exe
- Size 760KB
- Sample210331-957t5q4kp2
- SHA256 bc0cc9f45e5a3b9f2f1815c4787849ebd8ab71d72aca809b687bc462ec9b5899
Malware Config
Extracted
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formbook
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http://www.profit-maximisation.com/g7b/
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conectadocr.com
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traumatic-arrest.com
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financialfitnessspa.com
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tinnitusofficial.club
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upward-holdings.com
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instagramhelp-me.com
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annabelsasia.com
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bbwtrip.com
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coloradodomain.com
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coachparapadres.com
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tootandscoot.com
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homemstreet.com
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nmresortproperty.com
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towerskyresort.com
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touchofclasspropertiesllc.com
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intilook.com
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mrd-photography.com
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thesalesarcade.com
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reddirect.net
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j-hn.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 3 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Suspicious behavior: EnumeratesProcesses 20 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"C:\Users\Admin\AppData\Local\Temp\HG284-2021_03_31.pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- 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\HG284-2021_03_31.pdf.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3068-25-0x00000000068B0000-0x00000000069DF000-memory.dmp
memory/3068-18-0x0000000005BC0000-0x0000000005D05000-memory.dmp
memory/3752-13-0x0000000000400000-0x000000000042E000-memory.dmp
memory/3752-17-0x0000000000C80000-0x0000000000C94000-memory.dmp
memory/3752-16-0x0000000001100000-0x0000000001420000-memory.dmp
memory/3980-21-0x0000000002B50000-0x0000000002B7E000-memory.dmp
memory/3980-24-0x0000000003240000-0x00000000032D3000-memory.dmp
memory/3980-23-0x0000000003310000-0x0000000003630000-memory.dmp
memory/3980-20-0x0000000000820000-0x000000000082B000-memory.dmp
memory/3996-9-0x0000000005130000-0x0000000005131000-memory.dmp
memory/3996-7-0x0000000004F90000-0x0000000004F91000-memory.dmp
memory/3996-6-0x0000000005490000-0x0000000005491000-memory.dmp
memory/3996-2-0x0000000073920000-0x000000007400E000-memory.dmp
memory/3996-8-0x0000000004E10000-0x0000000004E11000-memory.dmp
memory/3996-11-0x0000000004F60000-0x0000000004F69000-memory.dmp
memory/3996-5-0x0000000004E50000-0x0000000004E51000-memory.dmp
memory/3996-10-0x0000000005120000-0x0000000005121000-memory.dmp
memory/3996-12-0x0000000005990000-0x00000000059EB000-memory.dmp
memory/3996-3-0x0000000000400000-0x0000000000401000-memory.dmp