Analysis
- max time kernel
5s - max time network
148s - platform
windows10_x64 - resource
win10v20201028 - submitted
06/11/2020, 10:44
General
- Target 570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31.exe
- Size 2.0MB
- Sample201106-h2yms37rxj
- SHA256 570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31
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.
- ServiceHost packer 34 IoCs
Detects ServiceHost packer used for .NET malware
- Executes dropped EXE 2 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 4 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of WriteProcessMemory 19 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31.exe"C:\Users\Admin\AppData\Local\Temp\570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31.exe"1⤵
- 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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-
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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\570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31.exe"C:\Users\Admin\AppData\Local\Temp\570f6415d2dec01d2fa1616a85636e20b8cb9bd437d4be605704f28568172e31.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/1788-24-0x0000000072C70000-0x000000007335E000-memory.dmp
memory/1788-33-0x00000000068E0000-0x00000000068E1000-memory.dmp
memory/2016-50-0x0000000000CB0000-0x0000000000CD0000-memory.dmp
memory/2072-8-0x0000000001640000-0x0000000001660000-memory.dmp
memory/2160-15-0x00000000027A0000-0x000000000283C000-memory.dmp
memory/2188-49-0x0000000002540000-0x00000000025DC000-memory.dmp
memory/2924-19-0x0000000006180000-0x0000000006181000-memory.dmp
memory/2924-18-0x0000000005D90000-0x0000000005D91000-memory.dmp
memory/2924-16-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
memory/2924-14-0x0000000005510000-0x0000000005511000-memory.dmp
memory/2924-7-0x0000000072C70000-0x000000007335E000-memory.dmp
memory/2924-17-0x0000000005110000-0x0000000005111000-memory.dmp
memory/2924-11-0x0000000000630000-0x0000000000631000-memory.dmp
memory/3332-76-0x0000000004B40000-0x0000000004B41000-memory.dmp
memory/3332-77-0x0000000004B40000-0x0000000004B41000-memory.dmp
memory/3332-98-0x0000000005170000-0x0000000005171000-memory.dmp
memory/3332-58-0x0000000004140000-0x0000000004141000-memory.dmp
memory/3544-103-0x0000000072C70000-0x000000007335E000-memory.dmp
memory/4052-43-0x0000000072C70000-0x000000007335E000-memory.dmp