Analysis
- max time kernel
150s - max time network
149s - platform
windows10_x64 - resource
win10v20210408 - submitted
29/06/2021, 07:53
General
- Target Owen.exe
- Size 205KB
- Sample210629-4a6tzhcaaa
- SHA256 228f0e866b6580e0799a21147d9fbf4d6e56a5b89b9b68dcb29ca4d15d18f484
Malware Config
Extracted
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xloader
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2.3
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http://www.forward.school/a8si/
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napabroadcastpark.com
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investoner.com
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thebevpaw.com
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waresponse.com
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wendydongdev.com
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kashifaminjewellers.com
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modernlegalistic.com
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leafywords.com
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thinkfitedu.com
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scrapegoatcreatives.com
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deckdesigns.net
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relayba.com
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111lucky.net
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pawpride.pet
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exploring-essentials.com
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tideimg.com
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artyzenstudiosart.com
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cloudrevolutionawards.com
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youngstarfashion.com
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universitetsplassen.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 2 IoCs
- Blocklisted process makes network request 1 IoCs
- Loads dropped DLL 1 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 UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Owen.exe"C:\Users\Admin\AppData\Local\Temp\Owen.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Owen.exe"C:\Users\Admin\AppData\Local\Temp\Owen.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cscript.exe"C:\Windows\SysWOW64\cscript.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\Owen.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2740-120-0x00000000056E0000-0x000000000581A000-memory.dmp
memory/2740-127-0x0000000005820000-0x00000000058ED000-memory.dmp
memory/2980-124-0x0000000000970000-0x0000000000998000-memory.dmp
memory/2980-123-0x0000000000A10000-0x0000000000A37000-memory.dmp
memory/2980-125-0x0000000004A00000-0x0000000004D20000-memory.dmp
memory/2980-126-0x0000000004860000-0x00000000048EF000-memory.dmp
memory/3892-118-0x0000000000B40000-0x0000000000E60000-memory.dmp
memory/3892-119-0x00000000006F0000-0x0000000000700000-memory.dmp