Analysis
- max time kernel
152s - max time network
147s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
19/01/2022, 12:53
General
- Target PROFORMA INVOICE_PDF.exe
- Size 718KB
- Sample220119-p4mvsshher
- SHA256 64c7583a94ab474b9cd3509e8ca73eb7a19e70ffc2c4fa4582ccd7fd3f10c5ec
Malware Config
Extracted
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xloader
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2.5
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nt3f
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tricyclee.com
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kxsw999.com
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wisteria-pavilion.com
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bellaclancy.com
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promissioskincare.com
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hzy001.xyz
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checkouthomehd.com
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soladere.com
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point4sales.com
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socalmafia.com
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libertadysarmiento.online
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nftthirty.com
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digitalgoldcryptostock.net
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tulekiloscaird.com
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austinfishandchicken.com
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wlxxch.com
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mgav51.xyz
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landbanking.global
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saprove.com
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babyfaces.skin
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 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 31 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE_PDF.exe"C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE_PDF.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE_PDF.exe"C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE_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\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1052-57-0x0000000000400000-0x0000000000429000-memory.dmp
memory/1052-58-0x00000000008E0000-0x0000000000BE3000-memory.dmp
memory/1052-60-0x0000000000340000-0x0000000000351000-memory.dmp
memory/1212-55-0x0000000075D61000-0x0000000075D63000-memory.dmp
memory/1380-61-0x0000000006BA0000-0x0000000006C9F000-memory.dmp
memory/1380-67-0x0000000006D70000-0x0000000006E9C000-memory.dmp
memory/1408-63-0x0000000000530000-0x000000000054C000-memory.dmp
memory/1408-64-0x0000000000080000-0x00000000000A9000-memory.dmp
memory/1408-65-0x0000000001F90000-0x0000000002293000-memory.dmp
memory/1408-66-0x0000000000630000-0x0000000001F81000-memory.dmp