Analysis
- max time kernel
153s - max time network
158s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
21/12/2021, 12:00
General
- Target January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe
- Size 510KB
- Sample211221-n6cbeaeben
- SHA256 dccfc975065a099ebeef539e8b55204c0bb0f234113b8b4dec6ce830b829ae68
Malware Config
Extracted
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xloader
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2.5
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bnq2
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457894197.biz
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alpeshpate.com
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casadepuravida.services
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domelite.design
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auto-service.online
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marketingfinanceiras.website
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thecompanyturkey.com
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virtualfirstmonday.com
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idebebtb.xyz
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keenbootaustralia.com
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naiduteja049.xyz
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sddn4.xyz
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cedarsservicesgroup.com
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shakingqlxbur.online
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h9modgame.club
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clutterfix.biz
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provasroy.com
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institutparsec.com
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billstechadvice.com
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didadadaijia.com
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
- 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 58 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 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 WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe"C:\Users\Admin\AppData\Local\Temp\January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe"C:\Users\Admin\AppData\Local\Temp\January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\cmmon32.exe"C:\Windows\SysWOW64\cmmon32.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:\Users\Admin\AppData\Local\Temp\January - February Wholesale & Supply RFQ-Selections Items_202112_13.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3000-121-0x0000000006490000-0x00000000065A9000-memory.dmp
memory/3000-128-0x0000000004DB0000-0x0000000004EA4000-memory.dmp
memory/3684-125-0x0000000004480000-0x00000000047A0000-memory.dmp
memory/3684-124-0x0000000002780000-0x00000000027A9000-memory.dmp
memory/3684-123-0x0000000000130000-0x000000000013C000-memory.dmp
memory/3684-127-0x00000000042E0000-0x0000000004370000-memory.dmp
memory/3976-119-0x0000000000A10000-0x0000000000D30000-memory.dmp
memory/3976-120-0x00000000009D0000-0x00000000009E1000-memory.dmp
memory/3976-116-0x0000000000400000-0x0000000000429000-memory.dmp