Analysis
- max time kernel
134s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
21/02/2022, 11:32
General
- Target PO24-0452.exe
- Size 749KB
- Sample220221-nna1maaaa7
- SHA256 bb653fb67eddef601134e1e12ca3b3a56ed21999a0649f009641e40e6002b972
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 IoCs
- Drops file in Drivers directory 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Windows directory 6 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 8 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO24-0452.exe"C:\Users\Admin\AppData\Local\Temp\PO24-0452.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1476-140-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1476-144-0x0000000005450000-0x00000000054A0000-memory.dmp
memory/1476-143-0x0000000005FA0000-0x0000000006006000-memory.dmp
memory/1476-142-0x00000000051C0000-0x00000000051C1000-memory.dmp
memory/1476-141-0x0000000074F6E000-0x0000000074F6F000-memory.dmp
memory/3388-139-0x0000000007600000-0x000000000769C000-memory.dmp
memory/3388-130-0x00000000007D0000-0x0000000000892000-memory.dmp
memory/3388-135-0x0000000005410000-0x0000000005411000-memory.dmp
memory/3388-134-0x0000000002CF0000-0x0000000002CFA000-memory.dmp
memory/3388-133-0x0000000005250000-0x00000000052E2000-memory.dmp
memory/3388-132-0x0000000074F6E000-0x0000000074F6F000-memory.dmp
memory/3388-131-0x0000000005930000-0x0000000005ED4000-memory.dmp
memory/4948-136-0x000002712E560000-0x000002712E570000-memory.dmp
memory/4948-137-0x000002712EB20000-0x000002712EB30000-memory.dmp
memory/4948-138-0x00000271311C0000-0x00000271311C4000-memory.dmp