Analysis
- max time kernel
130s - max time network
123s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
11/10/2021, 03:18
General
- Target PO B 12.exe
- Size 580KB
- Sample211011-dtmlhagce8
- SHA256 b5ddeb43afd6bc4075b950d215095d71ab3ba09094d54f979ce9de91df915834
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot1910194363:AAH66amlxNaIwaIfI1AdRKORBzDDVieupMA/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO B 12.exe"C:\Users\Admin\AppData\Local\Temp\PO B 12.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PO B 12.exe"C:\Users\Admin\AppData\Local\Temp\PO B 12.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2396-124-0x0000000008850000-0x00000000088BB000-memory.dmp
memory/2396-117-0x00000000057D0000-0x00000000057D1000-memory.dmp
memory/2396-119-0x0000000005220000-0x0000000005221000-memory.dmp
memory/2396-120-0x0000000005250000-0x0000000005251000-memory.dmp
memory/2396-121-0x00000000050E0000-0x0000000005172000-memory.dmp
memory/2396-122-0x00000000074E0000-0x00000000074F1000-memory.dmp
memory/2396-118-0x0000000005180000-0x0000000005181000-memory.dmp
memory/2396-115-0x0000000000890000-0x0000000000891000-memory.dmp
memory/2396-123-0x0000000008780000-0x0000000008781000-memory.dmp
memory/4008-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4008-132-0x0000000004F50000-0x000000000544E000-memory.dmp
memory/4008-133-0x00000000053D0000-0x00000000053D1000-memory.dmp
memory/4008-134-0x0000000005CB0000-0x0000000005CB1000-memory.dmp
memory/4008-137-0x0000000004F50000-0x000000000544E000-memory.dmp