Analysis
- max time kernel
122s - max time network
128s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
30/12/2023, 01:48
General
- Target 0a9de49281cf90a99f03cb917ac16afe.exe
- Size 234KB
- Sample231230-b78psadffj
- SHA256 66e9a440c0e4719ed9c472be00302f7a1176f48b5e0153284abc0c8060d70306
Malware Config
Extracted
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xloader
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2.3
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b5i8
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bottleandaura.com
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lacrashreports.com
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delgoods.com
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chothuelieucamtrai.com
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ritme.net
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theteletraan.com
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entrxia.com
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betandget.net
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bench-oat.com
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sxccls.com
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stokenewingtonmusicschool.com
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yuanwenhui.com
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vaxmag.com
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soilandseedgardens.com
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madewithpreset.com
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whowouldyouliketospeak.com
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tapforamow.com
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dabanse.com
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videospot.info
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freemiumacademy.com
Signatures
- Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader payload 1 IoCs
- Loads dropped DLL 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\System32\smss.exe\SystemRoot\System32\smss.exe1⤵
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C:\Windows\SysWOW64\dllhost.exe"C:\Windows\System32\dllhost.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2860 -s 363⤵
- Program crash
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-
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C:\Users\Admin\AppData\Local\Temp\0a9de49281cf90a99f03cb917ac16afe.exe"C:\Users\Admin\AppData\Local\Temp\0a9de49281cf90a99f03cb917ac16afe.exe"1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
whfcpczcxj.dll
memory/1064-5-0x00000000003F0000-0x00000000003F1000-memory.dmp
memory/1064-6-0x0000000000550000-0x0000000000554000-memory.dmp
memory/1064-9-0x0000000000560000-0x0000000000561000-memory.dmp
memory/1064-11-0x0000000000780000-0x0000000000783000-memory.dmp
memory/2860-7-0x0000000000070000-0x0000000000098000-memory.dmp
memory/2860-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2860-12-0x0000000000070000-0x0000000000098000-memory.dmp