Analysis
- max time kernel
156s - max time network
152s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
26/11/2021, 13:04
General
- Target Se adjunta la factura proforma..exe
- Size 710KB
- Sample211126-qaywmscdel
- SHA256 fe367e5f3b5894117d3b699784bc5da3cb4083608c94879895b279b2bc2f32a4
Malware Config
Extracted
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formbook
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4.1
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bc3s
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http://www.topei-products.com/bc3s/
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anna-ng.com
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mariangelamata.com
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szqnbl.com
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nesherguitars.com
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mysekrit.com
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againbeautyviensui.xyz
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appf.life
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bilalsolution.com
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technoratii.com
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11restoran.com
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birthingly.com
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crystalcarrillo.com
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cohenasset.info
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bunchofdesign.com
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highstreetmag.com
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talentkerning.com
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outdoor-glassesadvice.com
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aliceeety.com
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habbuhot.info
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pao91.com
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
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Suspicious behavior: EnumeratesProcesses 54 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 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\Se adjunta la factura proforma..exe"C:\Users\Admin\AppData\Local\Temp\Se adjunta la factura proforma..exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\DpiScaling.exeC:\Windows\System32\DpiScaling.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\msdt.exe"C:\Windows\SysWOW64\msdt.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:\Windows\SysWOW64\DpiScaling.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1132-125-0x0000000002EC0000-0x0000000002F6E000-memory.dmp
memory/1132-121-0x0000000000D70000-0x0000000000D71000-memory.dmp
memory/1132-122-0x0000000072480000-0x00000000724AE000-memory.dmp
memory/1132-123-0x0000000004600000-0x0000000004920000-memory.dmp
memory/2532-118-0x0000000002360000-0x0000000002361000-memory.dmp
memory/2532-119-0x0000000002921000-0x0000000002935000-memory.dmp
memory/3028-126-0x0000000006560000-0x000000000668B000-memory.dmp
memory/3028-133-0x0000000006880000-0x0000000006985000-memory.dmp
memory/3792-129-0x0000000000EE0000-0x0000000001053000-memory.dmp
memory/3792-130-0x0000000000400000-0x000000000042E000-memory.dmp
memory/3792-131-0x00000000047A0000-0x0000000004AC0000-memory.dmp
memory/3792-132-0x0000000000DF0000-0x0000000000E83000-memory.dmp