Analysis
- max time kernel
150s - max time network
153s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
20/01/2022, 15:00
General
- Target vbc.exe
- Size 953KB
- Sample220120-sdd2raaddr
- SHA256 5683bdb2fc2b2f0bfd524ea328ead3cb7d405f888c54a96fe05dff6ee4d91bd7
Malware Config
Extracted
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xloader
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2.5
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cxbz
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daligtemno.quest
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785686.com
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jttengineering.com
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papayaflorida.com
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qinuxshop.net
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mihaialexandruhash.com
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ezzycoins.com
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bseafacepharma.online
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relaymondbe.com
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straightuppokeronline.com
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thebranddanymz.com
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derrickgolden.net
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missedyou.quest
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palmstone-realestate.com
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windoors.net
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freakyhamster.com
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boodtv.com
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softsellingsystem.com
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axiemng.com
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officejava.store
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
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 36 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 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\vbc.exe"C:\Users\Admin\AppData\Local\Temp\vbc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\SysWOW64\cmd.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:\Windows\SysWOW64\rundll32.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/588-60-0x00000000751B1000-0x00000000751B3000-memory.dmp
memory/588-64-0x0000000000240000-0x0000000000251000-memory.dmp
memory/588-63-0x00000000023D0000-0x00000000026D3000-memory.dmp
memory/588-56-0x0000000000400000-0x000000000042A000-memory.dmp
memory/588-57-0x0000000000400000-0x000000000042A000-memory.dmp
memory/588-58-0x0000000000400000-0x000000000042A000-memory.dmp
memory/588-59-0x0000000000400000-0x000000000042A000-memory.dmp
memory/980-61-0x0000000000420000-0x0000000000421000-memory.dmp
memory/980-53-0x0000000000B10000-0x0000000000C04000-memory.dmp
memory/980-55-0x0000000000A60000-0x0000000000AB4000-memory.dmp
memory/980-54-0x0000000004730000-0x00000000047EC000-memory.dmp
memory/1376-65-0x0000000007110000-0x0000000007292000-memory.dmp
memory/1376-70-0x0000000006B90000-0x0000000006D07000-memory.dmp
memory/1428-66-0x000000004A8F0000-0x000000004A93C000-memory.dmp
memory/1428-67-0x00000000000D0000-0x00000000000F9000-memory.dmp
memory/1428-68-0x0000000002040000-0x0000000002343000-memory.dmp
memory/1428-69-0x00000000003D0000-0x0000000000460000-memory.dmp