Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
22/04/2022, 16:38
General
- Target 12ef0d814982f8902126ce887aca5741.exe
- Size 219KB
- Sample220422-t5ctfadhg3
- SHA256 6e2d552e111d1303a2b72809cd77f7aab66ce3e7bdfc243f0dcb53c30d272736
Malware Config
Extracted
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xloader
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2.5
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itq4
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worklocalcortland.com
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hostydom.tech
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ittakegenius.com
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clarisfixion.com
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totalzerosband.com
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shop-for-432.club
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exploremytruth.com
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skarpaknivar.com
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teknikunsur.net
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shoppingclick.online
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808gang.net
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solobookings.com
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mikunandina.com
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insumedkap.com
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kingdomcell.com
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qabetalive838475.com
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foxyreal.website
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filmweltruhr.com
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pokibar.com
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girassolpresentes.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Blocklisted process makes network request 1 IoCs
- Executes dropped EXE 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 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 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 WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\12ef0d814982f8902126ce887aca5741.exe"C:\Users\Admin\AppData\Local\Temp\12ef0d814982f8902126ce887aca5741.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\sulgnixa.exeC:\Users\Admin\AppData\Local\Temp\sulgnixa.exe C:\Users\Admin\AppData\Local\Temp\ozfwpgvmc3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\sulgnixa.exeC:\Users\Admin\AppData\Local\Temp\sulgnixa.exe C:\Users\Admin\AppData\Local\Temp\ozfwpgvmc4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"2⤵
- Blocklisted process makes network request
- 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\sulgnixa.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
fjcbte7lrj1r
ozfwpgvmc
sulgnixa.exe
sulgnixa.exe
sulgnixa.exe
memory/1176-145-0x0000000000170000-0x0000000000199000-memory.dmp
memory/1176-148-0x0000000000CC0000-0x0000000000D50000-memory.dmp
memory/1176-147-0x00000000024B0000-0x00000000027FA000-memory.dmp
memory/1176-144-0x0000000000ED0000-0x0000000000EE4000-memory.dmp
memory/3004-149-0x0000000008330000-0x00000000083EA000-memory.dmp
memory/3004-142-0x00000000080E0000-0x000000000827A000-memory.dmp
memory/4516-140-0x0000000000A00000-0x0000000000D4A000-memory.dmp
memory/4516-141-0x00000000009E0000-0x00000000009F1000-memory.dmp
memory/4516-136-0x0000000000400000-0x0000000000429000-memory.dmp
memory/4516-139-0x0000000000400000-0x0000000000429000-memory.dmp