Analysis
- max time kernel
153s - max time network
150s - platform
windows7_x64 - resource
win7v20210408 - submitted
16/09/2021, 04:50
General
- Target DOC.exe
- Size 463KB
- Sample210916-ff96racab2
- SHA256 13c2ff62d1e29d6e88c828851f842b17acb6293da92bdf5223e87a67bf00ed31
Malware Config
Extracted
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xloader
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2.4
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n58i
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http://www.nordicbatterybelt.net/n58i/
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southerncircumstance.com
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mcsasco.com
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ifbrick.com
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societe-anonyme.net
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bantank.xyz
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dogecoin.beauty
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aboutacoffee.com
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babalandlordrealestate.com
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tintgta.com
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integrity.directory
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parwnr.icu
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poltishof.online
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stayandstyle.com
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ickjeame.xyz
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currentmotors.ca
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pond.fund
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petrosterzis.com
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deadbydaylightpoints.com
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hotel-balzac.paris
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focusmaintainance.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Suspicious behavior: EnumeratesProcesses 21 IoCs
- Suspicious behavior: MapViewOfSection 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DOC.exe"C:\Users\Admin\AppData\Local\Temp\DOC.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DOC.exe"C:\Users\Admin\AppData\Local\Temp\DOC.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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-
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C:\Windows\SysWOW64\NETSTAT.EXE"C:\Windows\SysWOW64\NETSTAT.EXE"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- 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\DOC.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/360-60-0x0000000000A80000-0x0000000000A81000-memory.dmp
memory/360-62-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
memory/360-63-0x00000000005F0000-0x00000000005F7000-memory.dmp
memory/360-64-0x0000000004130000-0x0000000004190000-memory.dmp
memory/360-65-0x0000000000980000-0x00000000009AB000-memory.dmp
memory/760-68-0x0000000000B00000-0x0000000000E03000-memory.dmp
memory/760-69-0x0000000000140000-0x0000000000151000-memory.dmp
memory/760-66-0x0000000000400000-0x0000000000429000-memory.dmp
memory/864-73-0x0000000000E20000-0x0000000000E29000-memory.dmp
memory/864-74-0x0000000000080000-0x00000000000A9000-memory.dmp
memory/864-75-0x0000000002230000-0x0000000002533000-memory.dmp
memory/864-76-0x00000000009F0000-0x0000000000A80000-memory.dmp
memory/1200-70-0x0000000003DF0000-0x0000000003EA7000-memory.dmp
memory/1200-77-0x0000000006290000-0x00000000063C9000-memory.dmp