Analysis
- max time kernel
4294211s - max time network
146s - platform
windows7_x64 - resource
win7-20220311-en - submitted
14/03/2022, 10:26
General
- Target DHL shipment-xlsx.exe
- Size 338KB
- Sample220314-mgk2ksecd3
- SHA256 b9531a6cb2babbc047c7bb0debb17d335b684e484e091ebcf85cb64490ed6537
Malware Config
Extracted
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formbook
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4.1
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by73
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advertencys.info
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printableminis.com
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mjahpr.icu
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workremotehome.com
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es-dailynews.info
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zaryard.com
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your-bakemark.com
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metalypsis.com
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primehomerealtyut.com
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turbantechie.com
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dd-mhgj.com
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earnwithcryptocurrency.com
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xn--8dbh2c.com
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trainopia.com
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plysec.xyz
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avis-tente.com
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pitabel.com
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gabriannanails.com
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thebipolarpenguin.com
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alumistarcomponentes.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 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.
- Suspicious behavior: EnumeratesProcesses 30 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 19 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\DHL shipment-xlsx.exe"C:\Users\Admin\AppData\Local\Temp\DHL shipment-xlsx.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\qjgnqgi.exeC:\Users\Admin\AppData\Local\Temp\qjgnqgi.exe C:\Users\Admin\AppData\Local\Temp\uujtbp3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\qjgnqgi.exeC:\Users\Admin\AppData\Local\Temp\qjgnqgi.exe C:\Users\Admin\AppData\Local\Temp\uujtbp4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.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\qjgnqgi.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1016-71-0x0000000000B60000-0x0000000000DE1000-memory.dmp
memory/1016-74-0x0000000000A90000-0x0000000000B23000-memory.dmp
memory/1016-72-0x0000000002380000-0x0000000002683000-memory.dmp
memory/1016-73-0x00000000000D0000-0x00000000000FF000-memory.dmp
memory/1016-70-0x0000000074D81000-0x0000000074D83000-memory.dmp
memory/1284-75-0x00000000069E0000-0x0000000006B32000-memory.dmp
memory/1284-68-0x0000000004FE0000-0x00000000050F8000-memory.dmp
memory/1376-62-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1376-67-0x0000000000280000-0x0000000000294000-memory.dmp
memory/1376-66-0x000000000041F000-0x0000000000420000-memory.dmp
memory/1376-65-0x0000000000870000-0x0000000000B73000-memory.dmp
memory/1900-54-0x0000000075EB1000-0x0000000075EB3000-memory.dmp