Analysis
- max time kernel
157s - max time network
146s - platform
windows7_x64 - resource
win7v20210408 - submitted
08/10/2021, 04:39
General
- Target Se adjunta estado de cuenta.exe
- Size 774KB
- Sample211008-e9y5xaddcl
- SHA256 5d94a08cddf84ab11cc26e7e8531a04bab46f9ddf44c1ccd7e38a269ffdfaad0
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 3 IoCs
- Suspicious behavior: EnumeratesProcesses 28 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 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 FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Se adjunta estado de cuenta.exe"C:\Users\Admin\AppData\Local\Temp\Se adjunta estado de cuenta.exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\logagent.exeC:\Windows\System32\logagent.exe3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.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\logagent.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1028-60-0x0000000076A01000-0x0000000076A03000-memory.dmp
memory/1028-61-0x0000000000230000-0x0000000000231000-memory.dmp
memory/1028-62-0x00000000008F1000-0x0000000000905000-memory.dmp
memory/1212-72-0x0000000006A00000-0x0000000006B6F000-memory.dmp
memory/1212-75-0x0000000002A90000-0x0000000002B60000-memory.dmp
memory/1212-82-0x0000000006F30000-0x0000000007048000-memory.dmp
memory/1468-79-0x0000000000080000-0x00000000000AE000-memory.dmp
memory/1468-81-0x0000000001D80000-0x0000000001E13000-memory.dmp
memory/1468-80-0x0000000001F10000-0x0000000002213000-memory.dmp
memory/1468-78-0x00000000000C0000-0x00000000000D6000-memory.dmp
memory/1632-73-0x0000000072480000-0x00000000724AE000-memory.dmp
memory/1632-68-0x0000000072480000-0x00000000724AE000-memory.dmp
memory/1632-74-0x0000000000280000-0x0000000000294000-memory.dmp
memory/1632-63-0x0000000072480000-0x00000000724AE000-memory.dmp
memory/1632-71-0x00000000001F0000-0x0000000000204000-memory.dmp
memory/1632-64-0x0000000000080000-0x0000000000081000-memory.dmp
memory/1632-70-0x0000000002250000-0x0000000002553000-memory.dmp
memory/1632-67-0x0000000000090000-0x0000000000091000-memory.dmp