Analysis
- max time kernel
146s - max time network
122s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
- submitted
05/04/2024, 00:04
General
- Target $PLUGINSDIR/envdl.dll
- Size 21KB
- Sample240405-acmy6aec6x
- SHA256 d12d71c87dbbe93303a1402e368e5e8827d512aa54bae78347077ca468abdbc6
Malware Config
Extracted
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xloader
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2.5
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nqn4
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posadaluna.com
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ztwl2000.com
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cvmu.net
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marvellouslles.com
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tiromiesu.com
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allinsqadminn.com
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8straps.com
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buyfood.store
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jipodh.xyz
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earthsidesoulalchemist.com
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overiodize.xyz
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weed.enterprises
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minuseasy.com
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konchord.com
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14attrayanteoffre.com
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brasbux.com
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aog.group
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hairuno.com
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solheimdesign.com
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cosmetictreat.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader payload 5 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Suspicious behavior: EnumeratesProcesses 30 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 25 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\envdl.dll,#12⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\envdl.dll,#13⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\envdl.dll,#14⤵
- 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\systray.exe"C:\Windows\SysWOW64\systray.exe"5⤵
- 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"6⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/1368-9-0x0000000006B00000-0x0000000006BFC000-memory.dmp
memory/1368-14-0x0000000004C90000-0x0000000004D77000-memory.dmp
memory/1368-11-0x0000000004260000-0x0000000004460000-memory.dmp
memory/1368-6-0x0000000003A70000-0x0000000003B70000-memory.dmp
memory/2856-17-0x00000000000C0000-0x00000000000E9000-memory.dmp
memory/2856-19-0x00000000000C0000-0x00000000000E9000-memory.dmp
memory/2856-18-0x0000000002080000-0x0000000002383000-memory.dmp
memory/2856-15-0x0000000000C70000-0x0000000000C75000-memory.dmp
memory/2856-20-0x00000000007C0000-0x0000000000850000-memory.dmp
memory/2856-16-0x0000000000C70000-0x0000000000C75000-memory.dmp
memory/2912-0-0x0000000010000000-0x0000000010009000-memory.dmp
memory/2912-3-0x0000000010000000-0x0000000010009000-memory.dmp
memory/2912-1-0x0000000010000000-0x0000000010009000-memory.dmp
memory/2988-5-0x00000000020D0000-0x00000000023D3000-memory.dmp
memory/2988-13-0x0000000000250000-0x0000000000261000-memory.dmp
memory/2988-12-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2988-8-0x0000000000210000-0x0000000000221000-memory.dmp
memory/2988-7-0x0000000000400000-0x0000000000429000-memory.dmp
memory/2988-2-0x0000000000400000-0x0000000000429000-memory.dmp