Analysis
- max time kernel
150s - max time network
150s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
25/01/2022, 07:52
General
- Target DHLAWB9678547836.exe
- Size 249KB
- Sample220125-jqepdabebr
- SHA256 3ec75c58983e9fa89e37b733d2dc7d3ae966b52066bcb8662cd47277fcae1aa0
Malware Config
Extracted
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xloader
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2.5
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n49h
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dayandwestskincare.com
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yourstaffingguru.com
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airconditionermedics.com
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nielsqanalytics.com
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probuildingcontractor.online
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arbitrum.party
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8020go.com
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lojacalegari.com
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eventrix.biz
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decisionmatrixtool.com
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decrypt-o.com
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sattadelhiborder50.xyz
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asbestosmanagementservices.com
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yuphyderabad.com
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illarrivelatebut.space
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markonlifecare.com
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attomstyle.com
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tacchisrl.com
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satta-patti.com
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shanghaistrip.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\DHLAWB9678547836.exe"C:\Users\Admin\AppData\Local\Temp\DHLAWB9678547836.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHLAWB9678547836.exe"C:\Users\Admin\AppData\Local\Temp\DHLAWB9678547836.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.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\DHLAWB9678547836.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2600-116-0x0000000002240000-0x0000000002263000-memory.dmp
memory/3016-117-0x0000000000400000-0x0000000000429000-memory.dmp
memory/3016-119-0x0000000000970000-0x0000000000C90000-memory.dmp
memory/3016-120-0x00000000007D0000-0x0000000000963000-memory.dmp
memory/3036-121-0x0000000002FA0000-0x000000000309C000-memory.dmp
memory/3036-126-0x00000000067A0000-0x00000000068CE000-memory.dmp
memory/3280-122-0x00000000002F0000-0x000000000030F000-memory.dmp
memory/3280-123-0x0000000000290000-0x00000000002B9000-memory.dmp
memory/3280-124-0x00000000043E0000-0x0000000004700000-memory.dmp
memory/3280-125-0x00000000040A0000-0x0000000004236000-memory.dmp