Analysis
- max time kernel
94s - max time network
111s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:10
General
- Target MM205LTVMNORIN000837.exe
- Size 643KB
- Sample201109-jppcs527sj
- SHA256 ec8b1456e2458e604e3fa2815364664889a01ff1e330c360572be069aa1cf9f0
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.pluszfm.ro
-
Port
587
-
Username
-
Password
szberkatloKBL
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Executes dropped EXE 1 IoCs
- Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\MM205LTVMNORIN000837.exe"C:\Users\Admin\AppData\Local\Temp\MM205LTVMNORIN000837.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2068-11-0x0000000000400000-0x0000000000450000-memory.dmp
memory/2068-23-0x00000000062D0000-0x00000000062D1000-memory.dmp
memory/2068-21-0x0000000005F20000-0x0000000005F21000-memory.dmp
memory/2068-20-0x0000000005400000-0x0000000005401000-memory.dmp
memory/2068-19-0x0000000005310000-0x0000000005311000-memory.dmp
memory/2068-15-0x0000000073360000-0x0000000073A4E000-memory.dmp
memory/4764-5-0x00000000058A0000-0x00000000058A2000-memory.dmp
memory/4764-10-0x00000000065F0000-0x00000000065F1000-memory.dmp
memory/4764-9-0x00000000065A0000-0x00000000065A2000-memory.dmp
memory/4764-8-0x0000000006640000-0x0000000006641000-memory.dmp
memory/4764-7-0x00000000064B0000-0x00000000064B2000-memory.dmp
memory/4764-6-0x00000000064C0000-0x00000000064C1000-memory.dmp
memory/4764-0-0x0000000073360000-0x0000000073A4E000-memory.dmp
memory/4764-4-0x0000000005D20000-0x0000000005D21000-memory.dmp
memory/4764-3-0x00000000056F0000-0x00000000056FF000-memory.dmp
memory/4764-1-0x0000000000F20000-0x0000000000F21000-memory.dmp