Analysis
- max time kernel
149s - max time network
149s - platform
windows10_x64 - resource
win10v20201028 - submitted
22/03/2021, 07:33
General
- Target shippingdoc_pdf.exe
- Size 207KB
- Sample210322-69ht1mrf16
- SHA256 d853a2c5b2ea683d568bc9065aa37ed906e46eacaef2412173cdb7a04214db2a
Malware Config
Extracted
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xloader
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http://www.citake.com/u6ga/
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mlblinks.com
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therepeatoffender.com
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stewardsofhope.com
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superstarcompetition.com
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xjkpa.com
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etihadbiryanicafe.com
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lauralikescoffee.com
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finholtsettlment.com
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masterbymaster.com
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sdkf001.com
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digital-marketing-ireland.com
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mesfinbelachew.net
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mgjones.com
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sonicrings.net
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whatamelter.com
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doublenever.icu
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linblu.com
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xn--caasymas-e3a.com
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madisonlimas.com
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grehahomes.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 2 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 64 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\shippingdoc_pdf.exe"C:\Users\Admin\AppData\Local\Temp\shippingdoc_pdf.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\shippingdoc_pdf.exe"C:\Users\Admin\AppData\Local\Temp\shippingdoc_pdf.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\autochk.exe"C:\Windows\SysWOW64\autochk.exe"2⤵
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C:\Windows\SysWOW64\wlanext.exe"C:\Windows\SysWOW64\wlanext.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\shippingdoc_pdf.exe"3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/860-11-0x0000000002F80000-0x00000000032A0000-memory.dmp
memory/860-9-0x00000000002F0000-0x0000000000307000-memory.dmp
memory/860-10-0x0000000002980000-0x00000000029A8000-memory.dmp
memory/860-13-0x0000000002D50000-0x0000000002DDF000-memory.dmp
memory/1680-7-0x00000000057B0000-0x00000000058FE000-memory.dmp
memory/1680-14-0x0000000005900000-0x0000000005A81000-memory.dmp
memory/2556-4-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2556-6-0x00000000001D0000-0x00000000001E0000-memory.dmp
memory/2556-5-0x0000000000A40000-0x0000000000D60000-memory.dmp