Analysis
- max time kernel
148s - max time network
184s - platform
windows7_x64 - resource
win7v20210408 - submitted
20/09/2021, 04:30
General
- Target Quotation_pdf______________.exe
- Size 843KB
- Sample210920-e4t9rsfebp
- SHA256 ae33000cbdc7cc10a8d86ce07727c8159d66a6707e2a453d996dc61c709de96f
Malware Config
Extracted
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formbook
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4.1
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ajki
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http://www.midwestamericanwoman.com/ajki/
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elborivegano.com
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jacksbookbuddies.com
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gentciu.com
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lovetattoonorteguadalix.com
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dahlkar.com
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hjobjiihna.club
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narccar.com
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noexcuseadventure.com
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mortongroverealestateinfo.com
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pursuegoodtimes.com
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becomearepresentativetoday.com
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20bagger.com
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lowestprices.space
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qzgay.com
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thegoenkapost.com
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glassdooronline.com
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quantizesoftware.com
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bayleighmphotography.com
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hzmm97.com
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theexoticbox.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 3 IoCs
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Modifies registry class 9 IoCs
- Suspicious behavior: EnumeratesProcesses 23 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 19 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"3⤵
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C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_pdf______________.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\autofmt.exe"C:\Windows\SysWOW64\autofmt.exe"2⤵
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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\Quotation_pdf______________.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/328-69-0x0000000000280000-0x0000000000294000-memory.dmp
memory/328-68-0x0000000000C20000-0x0000000000F23000-memory.dmp
memory/328-66-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1256-77-0x00000000070F0000-0x0000000007202000-memory.dmp
memory/1256-70-0x0000000007630000-0x0000000008986000-memory.dmp
memory/1508-73-0x0000000000080000-0x00000000000AE000-memory.dmp
memory/1508-72-0x0000000000600000-0x0000000000606000-memory.dmp
memory/1508-74-0x00000000009E0000-0x0000000000CE3000-memory.dmp
memory/1508-76-0x0000000000710000-0x00000000007A3000-memory.dmp
memory/1916-65-0x00000000046F0000-0x000000000472B000-memory.dmp
memory/1916-64-0x0000000004770000-0x00000000047DB000-memory.dmp
memory/1916-60-0x0000000000B40000-0x0000000000B41000-memory.dmp
memory/1916-63-0x0000000000590000-0x00000000005AD000-memory.dmp
memory/1916-62-0x00000000042D0000-0x00000000042D1000-memory.dmp