Analysis
- max time kernel
150s - max time network
15s - platform
windows7_x64 - resource
win7v20201028 - submitted
22/03/2021, 15:18
General
- Target Payment 9.10000 USD.exe
- Size 933KB
- Sample210322-tf1ls4drda
- SHA256 92e01cf56625e95b0d5c7f0706403ddcb068bdcd82e82a45ed9c296f0df394d4
Malware Config
Extracted
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xloader
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http://www.nutrigabrielacarvalho.com/m8es/
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668ruby.com
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bundlecableinternet.com
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principal.properties
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autumnpmx.com
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guiadeourobr.com
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e6onlinetour.com
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aireservcoastal.com
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adzamstore.net
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lights-touch.com
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outsourcingjuridique.com
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eicgmbh.com
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hicapitolize.com
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poikaewf.com
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xn--hndmixer-9za.info
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mondopeak.com
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sczhuangzhou.com
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treeworxpros.com
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hurricanelauraroofing.com
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dt-hnjx.com
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letopicy.com
Signatures
- Xloader
Xloader is a rebranded version of Formbook malware.
- Xloader Payload 3 IoCs
- Deletes itself 1 IoCs
- Suspicious use of SetThreadContext 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 23 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 4 IoCs
- Suspicious use of SendNotifyMessage 4 IoCs
- Suspicious use of WriteProcessMemory 22 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\Payment 9.10000 USD.exe"C:\Users\Admin\AppData\Local\Temp\Payment 9.10000 USD.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jDHdEwUqXH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBB4.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Payment 9.10000 USD.exe"{path}"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\rundll32.exe"C:\Windows\SysWOW64\rundll32.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\Payment 9.10000 USD.exe"3⤵
- Deletes itself
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/760-25-0x0000000000840000-0x00000000008D0000-memory.dmp
memory/760-22-0x0000000000D30000-0x0000000000D3E000-memory.dmp
memory/760-24-0x00000000022D0000-0x00000000025D3000-memory.dmp
memory/760-23-0x0000000000090000-0x00000000000B9000-memory.dmp
memory/760-20-0x0000000074B31000-0x0000000074B33000-memory.dmp
memory/1248-16-0x00000000064C0000-0x0000000006610000-memory.dmp
memory/1248-18-0x00000000042D0000-0x00000000043BF000-memory.dmp
memory/1520-15-0x0000000000210000-0x0000000000221000-memory.dmp
memory/1520-14-0x0000000000860000-0x0000000000B63000-memory.dmp
memory/1520-17-0x00000000002B0000-0x00000000002C1000-memory.dmp
memory/1520-11-0x0000000000400000-0x0000000000429000-memory.dmp
memory/1668-2-0x0000000074110000-0x00000000747FE000-memory.dmp
memory/1668-8-0x00000000008D0000-0x0000000000937000-memory.dmp
memory/1668-7-0x0000000005FB0000-0x000000000605B000-memory.dmp
memory/1668-6-0x00000000003C0000-0x00000000003C5000-memory.dmp
memory/1668-5-0x0000000000A80000-0x0000000000A81000-memory.dmp
memory/1668-3-0x0000000000BF0000-0x0000000000BF1000-memory.dmp