Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
06/01/2023, 10:03
General
- Target 74dbba23f7a7f3498481a9b2625ff503.exe
- Size 385KB
- Sample230106-l3dc7abc9y
- SHA256 0d6176e7f7745ff010f186e65cc89fefbd3ce331ca37a2b02e7a42ed4fc6c44f
Malware Config
Extracted
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formbook
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4.1
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vr84
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intouchenergy.co.uk
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lalumalkaliram.com
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hillgreenholidays.co.uk
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fluentliteracy.com
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buildingworkerpower.com
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by23577.com
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gate-ch375019.online
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jayess-decor.com
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larkslife.com
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swsnacks.co.uk
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bigturtletiny.com
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egggge.xyz
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olastore.africa
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lightshowsnewengland.com
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daily-lox.com
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empireoba.com
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91302events.com
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lawrencecountyfirechiefs.com
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abrahamslibrary.com
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cleaner365.online
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 3 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.
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 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 WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\74dbba23f7a7f3498481a9b2625ff503.exe"C:\Users\Admin\AppData\Local\Temp\74dbba23f7a7f3498481a9b2625ff503.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fqtbvxibfp.exe"C:\Users\Admin\AppData\Local\Temp\fqtbvxibfp.exe" C:\Users\Admin\AppData\Local\Temp\ajinduwegc.m3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\fqtbvxibfp.exe"C:\Users\Admin\AppData\Local\Temp\fqtbvxibfp.exe"4⤵
- Executes dropped EXE
- 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\fqtbvxibfp.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
ajinduwegc.m
fqtbvxibfp.exe
fqtbvxibfp.exe
fqtbvxibfp.exe
rsxqwfjvqj.gu
memory/1804-150-0x0000000000F60000-0x0000000000F8F000-memory.dmp
memory/1804-148-0x0000000001700000-0x0000000001794000-memory.dmp
memory/1804-146-0x0000000000F60000-0x0000000000F8F000-memory.dmp
memory/1804-145-0x0000000000F50000-0x0000000000F5B000-memory.dmp
memory/1804-147-0x00000000019C0000-0x0000000001D0A000-memory.dmp
memory/2712-151-0x00000000080A0000-0x00000000081E0000-memory.dmp
memory/2712-142-0x0000000007F70000-0x0000000008098000-memory.dmp
memory/2712-149-0x00000000080A0000-0x00000000081E0000-memory.dmp
memory/5072-141-0x00000000006C0000-0x00000000006D5000-memory.dmp
memory/5072-140-0x00000000009C0000-0x0000000000D0A000-memory.dmp
memory/5072-139-0x0000000000400000-0x000000000042F000-memory.dmp