Analysis
- max time kernel
149s - max time network
142s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
09/02/2022, 12:57
General
- Target triage_dropped_file.exe
- Size 265KB
- Sample220209-p6x4jsaedp
- SHA256 dbc4b30858a2fa9f7001f2347e1cb88f660b8e6651962519b78a7978c6cc2d72
Malware Config
Extracted
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xloader
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2.5
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b0us
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wxoi.xyz
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boss-note-to-look-today.info
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rxgmarket.com
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vyfstudio.com
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insularrofioa.xyz
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psikologtenaysude.com
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hepatitiscsignssymptoms.space
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toadvalleyfarm.com
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rhinobeds.com
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joystoreworld.com
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wethinky.com
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cucciolamores.com
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finansresultation.com
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criptodigital.online
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cave21shop.com
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ryannaat.xyz
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xn--ngbr0em.com
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olympiaapartment.com
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asrendo.com
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dashmints.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
- Xloader Payload 3 IoCs
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 3 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 31 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 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 FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe"C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\hxhdqqfpgi.exeC:\Users\Admin\AppData\Local\Temp\hxhdqqfpgi.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\hxhdqqfpgi.exeC:\Users\Admin\AppData\Local\Temp\hxhdqqfpgi.exe4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\NAPSTAT.EXE"C:\Windows\SysWOW64\NAPSTAT.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\hxhdqqfpgi.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/468-65-0x0000000000400000-0x0000000000429000-memory.dmp
memory/468-62-0x0000000000400000-0x0000000000429000-memory.dmp
memory/468-66-0x0000000000730000-0x0000000000A33000-memory.dmp
memory/468-67-0x000000000041D000-0x000000000041E000-memory.dmp
memory/468-68-0x0000000000460000-0x0000000000471000-memory.dmp
memory/960-54-0x00000000769D1000-0x00000000769D3000-memory.dmp
memory/988-70-0x00000000008E0000-0x0000000000926000-memory.dmp
memory/988-71-0x0000000000080000-0x00000000000A9000-memory.dmp
memory/988-72-0x0000000002000000-0x0000000002303000-memory.dmp
memory/988-73-0x0000000001D30000-0x0000000001DC0000-memory.dmp
memory/1200-69-0x0000000004DA0000-0x0000000004EBD000-memory.dmp
memory/1200-74-0x0000000007390000-0x00000000074C9000-memory.dmp