Analysis
- max time kernel
146s - max time network
122s - platform
windows10_x64 - resource
win10v20201028 - submitted
06/04/2021, 05:32
General
- Target TT COPY.exe
- Size 223KB
- Sample210406-nrtcqd66qa
- SHA256 c69e54b704c7d7e94faa9c3ea2519eef344e1099aa99271833bc56cae00ab8af
Malware Config
Extracted
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formbook
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http://www.riceandginger.com/fcn/
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bellee-select.com
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unlock-motorola.com
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courtneyrunyon.com
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hnzywjz.com
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retrievingbest.net
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ayescarrental.com
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beyoutifulblessings.com
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heritagediscovery.net
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fasoum.com
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wbz.xyz
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lownak.com
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alinkarmay.com
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coffeyquiltco.com
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validdreamers.com
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yuksukcu.club
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buildnextfrc.com
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avantfarme.com
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xyfs360.com
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holisticpacific.com
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banejia.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Loads dropped DLL 1 IoCs
- Suspicious use of SetThreadContext 4 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: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\TT COPY.exe"C:\Users\Admin\AppData\Local\Temp\TT COPY.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\TT COPY.exe"C:\Users\Admin\AppData\Local\Temp\TT COPY.exe"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⤵
- 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\TT COPY.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3128-8-0x0000000000AF0000-0x0000000000BBF000-memory.dmp
memory/3128-18-0x00000000062B0000-0x000000000636A000-memory.dmp
memory/3128-10-0x0000000005F30000-0x000000000607E000-memory.dmp
memory/4220-14-0x0000000002330000-0x000000000235E000-memory.dmp
memory/4220-12-0x0000000000320000-0x0000000000327000-memory.dmp
memory/4220-13-0x0000000002A70000-0x0000000002D90000-memory.dmp
memory/4220-16-0x00000000028D0000-0x0000000002963000-memory.dmp
memory/4684-4-0x0000000002240000-0x0000000002242000-memory.dmp
memory/4992-7-0x00000000005E0000-0x00000000005F4000-memory.dmp
memory/4992-9-0x0000000000A30000-0x0000000000A44000-memory.dmp
memory/4992-6-0x0000000000A60000-0x0000000000D80000-memory.dmp
memory/4992-5-0x0000000000400000-0x000000000042E000-memory.dmp