Analysis
- max time kernel
150s - max time network
152s - platform
windows10_x64 - resource
win10v20201028 - submitted
04/02/2021, 09:58
General
- Target DHL eShipment invoice_pdf.exe
- Size 329KB
- Sample210204-m2fgba9pbj
- SHA256 3926f5e7d90bf6eb1f4b3cc3d38570efd19438e5c5d9fa8b02a8a79fdad8ce4f
Malware Config
Extracted
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formbook
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http://www.condominiokaty.com/u2km/
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fairhygiene.com
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adminnovicepro.xyz
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mysteptofreedom.com
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beachstoreonline.com
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outofmyfacemace.com
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jjudit.com
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x-box2send22.club
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genuineconsultingservices.com
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avreeaylwomackoneil.online
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englandisrael.com
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wealthwelb.com
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ettransfertest.com
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digitalrealestate.computer
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aryamansaigoa.com
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caterinebat.com
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bostonm.info
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n1nte.net
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newvisiontravels.com
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ma-apo.com
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samrcaldwell.net
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 2 IoCs
- Loads dropped DLL 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 68 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL eShipment invoice_pdf.exe"C:\Users\Admin\AppData\Local\Temp\DHL eShipment invoice_pdf.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL eShipment invoice_pdf.exe"C:\Users\Admin\AppData\Local\Temp\DHL eShipment invoice_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.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\DHL eShipment invoice_pdf.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/196-15-0x00000000049E0000-0x0000000004A6F000-memory.dmp
memory/196-14-0x0000000004C80000-0x0000000004FA0000-memory.dmp
memory/196-13-0x0000000002F60000-0x0000000002F88000-memory.dmp
memory/196-12-0x00000000008A0000-0x00000000008B9000-memory.dmp
memory/2904-5-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2904-9-0x0000000000530000-0x0000000000540000-memory.dmp
memory/2904-7-0x0000000000980000-0x0000000000CA0000-memory.dmp
memory/3012-8-0x0000000002C70000-0x0000000002D4F000-memory.dmp
memory/3012-16-0x00000000052B0000-0x0000000005435000-memory.dmp