Analysis
- max time kernel
5s - max time network
93s - platform
windows7_x64 - resource
win7v20201028 - submitted
13/11/2020, 15:59
General
- Target 381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5.exe
- Size 2.0MB
- Sample201113-s983d73bdn
- SHA256 381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5
Malware Config
Extracted
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azorult
-
http://0x21.in:8000/_az/
Signatures
- Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 8 IoCs
- Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- Suspicious use of SetThreadContext 2 IoCs
- 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 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 25 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5.exe"C:\Users\Admin\AppData\Local\Temp\381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\vnc.exe"C:\Users\Admin\AppData\Local\Temp\vnc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k3⤵
- Maps connected drives based on registry
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C:\Users\Admin\AppData\Local\Temp\windef.exe"C:\Users\Admin\AppData\Local\Temp\windef.exe"2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5.exe"C:\Users\Admin\AppData\Local\Temp\381c28bd8d6e3538bcdea645faa825012355305a2ea5df8ad4f526b3750484e5.exe"2⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\SysWOW64\schtasks.exe" /create /tn RtkAudioService64 /tr "C:\Users\Admin\btpanui\SystemPropertiesPerformance.exe" /sc minute /mo 1 /F2⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/316-21-0x0000000000D90000-0x0000000000D91000-memory.dmp
memory/316-17-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/332-20-0x000007FEF7B10000-0x000007FEF7D8A000-memory.dmp
memory/344-29-0x0000000000020000-0x0000000000021000-memory.dmp
memory/344-28-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/436-50-0x0000000000CB0000-0x0000000000CB1000-memory.dmp
memory/436-49-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/956-94-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/1412-55-0x00000000000C0000-0x00000000000E0000-memory.dmp
memory/1572-59-0x00000000002B0000-0x000000000034C000-memory.dmp
memory/1672-14-0x0000000000080000-0x00000000000A0000-memory.dmp
memory/1816-18-0x0000000000160000-0x00000000001FC000-memory.dmp
memory/1984-88-0x0000000002630000-0x0000000002641000-memory.dmp
memory/1984-64-0x0000000001EF0000-0x0000000001F01000-memory.dmp