Analysis
- max time kernel
69s - max time network
67s - platform
windows10_x64 - resource
win10 - submitted
13/10/2020, 06:04
General
- Target PO No1_00629518507.exe
- Size 710KB
- Sample201013-a2wpk5817a
- SHA256 0057fefb89c07b006dab5e9950749f171e7fa84a82427eb752e8f2345b2c6f40
Malware Config
Extracted
-
azorult
-
http://etrad3r.com/3.3/index.php
Signatures
- Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
- Loads dropped DLL 4 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- JavaScript code in executable 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 15 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe"C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PO No1_00629518507.exe"{path}"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "PO No1_00629518507.exe"3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 34⤵
- Delays execution with timeout.exe
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2676-12-0x0000000000400000-0x0000000000420000-memory.dmp
memory/2676-14-0x0000000000400000-0x0000000000420000-memory.dmp
memory/3020-6-0x0000000005DE0000-0x0000000005DE1000-memory.dmp
memory/3020-11-0x000000000BA50000-0x000000000BAB9000-memory.dmp
memory/3020-10-0x0000000008170000-0x00000000081E4000-memory.dmp
memory/3020-9-0x00000000063B0000-0x00000000063B4000-memory.dmp
memory/3020-8-0x00000000063C0000-0x00000000063C1000-memory.dmp
memory/3020-7-0x0000000006270000-0x0000000006271000-memory.dmp
memory/3020-0-0x0000000073D70000-0x000000007445E000-memory.dmp
memory/3020-5-0x0000000005630000-0x0000000005631000-memory.dmp
memory/3020-4-0x0000000005480000-0x0000000005481000-memory.dmp
memory/3020-3-0x00000000058E0000-0x00000000058E1000-memory.dmp
memory/3020-1-0x0000000000B50000-0x0000000000B51000-memory.dmp