Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
02/06/2022, 12:11
General
- Target e-dekont.exe
- Size 248KB
- Sample220602-pck7wsbdfn
- SHA256 fb958fde2068ea3f3cb5df440bd6f8cac47afef36ab98024153138ca9a982a5e
Malware Config
Extracted
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formbook
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4.1
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mh76
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healthgovcalottery.net
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wenxinliao.com
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rooterphd.com
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bbobbo.one
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american-mes-de-dezembro.xyz
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mintager.com
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thespecialtstore.com
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wemakegreenhomes.com
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occurandmental.xyz
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fidelityrealtytitle.com
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numerisat.asia
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wearestallions.com
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supxl.com
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rajacumi.com
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renaziv.online
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blixtindustries.com
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fjljq.com
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exploretrivenicamping.com
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authenticusspa.com
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uucloud.press
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Formbook Payload 4 IoCs
- Executes dropped EXE 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 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"C:\Users\Admin\AppData\Local\Temp\e-dekont.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\gnqpytx.exeC:\Users\Admin\AppData\Local\Temp\gnqpytx.exe C:\Users\Admin\AppData\Local\Temp\iqrfbpsb3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\gnqpytx.exeC:\Users\Admin\AppData\Local\Temp\gnqpytx.exe C:\Users\Admin\AppData\Local\Temp\iqrfbpsb4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cscript.exe"C:\Windows\SysWOW64\cscript.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\gnqpytx.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
gnqpytx.exe
gnqpytx.exe
gnqpytx.exe
iqrfbpsb
naqdxnr7hd
memory/1300-141-0x00000000007C0000-0x00000000007D5000-memory.dmp
memory/1300-136-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1300-139-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1300-140-0x0000000001040000-0x000000000138A000-memory.dmp
memory/2600-142-0x0000000002D30000-0x0000000002E1B000-memory.dmp
memory/2600-151-0x0000000008910000-0x0000000008A57000-memory.dmp
memory/2600-149-0x0000000008910000-0x0000000008A57000-memory.dmp
memory/3404-145-0x00000000007C0000-0x00000000007EF000-memory.dmp
memory/3404-147-0x0000000002AB0000-0x0000000002DFA000-memory.dmp
memory/3404-148-0x0000000002950000-0x00000000029E4000-memory.dmp
memory/3404-144-0x0000000000130000-0x0000000000157000-memory.dmp
memory/3404-150-0x00000000007C0000-0x00000000007EF000-memory.dmp