Analysis
- max time kernel
152s - max time network
153s - platform
windows7_x64 - resource
win7v20210408 - submitted
20/04/2021, 14:39
General
- Target RFQ_R4100131210.pdf.exe
- Size 624KB
- Sample210420-22fhrzedge
- SHA256 414d26c286eeeda12cc3705aa3ed2ae06e901dc09795434e6abe4389f31c1e8e
Malware Config
Extracted
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xloader
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2.3
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http://www.huamxvcyq.icu/aepn/
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noesos.com
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partsus.xyz
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manageordercentersupp.com
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wickedwallart.com
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hike4cash.com
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theviragocircle.com
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followthesharks.com
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paradisevalleywines.com
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unmetrolimpio.com
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eurocarsnj.com
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alvaroeliseo.com
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bfc8.xyz
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oldcourts.com
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bkpef.info
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mammately.com
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agentcharles.com
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wwwmichiganbulb.com
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pensolid.info
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hibiscushealthcare.com
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mwanakbk.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Suspicious behavior: EnumeratesProcesses 12 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RFQ_R4100131210.pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_R4100131210.pdf.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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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:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/840-71-0x0000000000190000-0x00000000001A1000-memory.dmp
memory/840-70-0x00000000009E0000-0x0000000000CE3000-memory.dmp
memory/840-67-0x0000000000400000-0x0000000000429000-memory.dmp
memory/916-74-0x0000000000670000-0x0000000000686000-memory.dmp
memory/916-78-0x00000000005E0000-0x0000000000670000-memory.dmp
memory/916-77-0x0000000001F40000-0x0000000002243000-memory.dmp
memory/916-75-0x0000000000080000-0x00000000000A9000-memory.dmp
memory/1200-72-0x0000000004A30000-0x0000000004B4A000-memory.dmp
memory/1200-79-0x0000000006130000-0x0000000006230000-memory.dmp
memory/1848-62-0x0000000001210000-0x0000000001211000-memory.dmp
memory/1848-60-0x0000000001300000-0x0000000001301000-memory.dmp
memory/1848-63-0x0000000000BD0000-0x0000000000BD9000-memory.dmp
memory/1848-66-0x00000000011B0000-0x00000000011EE000-memory.dmp
memory/1848-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
memory/1848-65-0x0000000004BF0000-0x0000000004C72000-memory.dmp