Analysis
- max time kernel
145s - max time network
120s - platform
windows10_x64 - resource
win10v20210408 - submitted
06/09/2021, 12:54
General
- Target a23fe7df14ede5c0b9f51cbd58bcd27b.exe
- Size 714KB
- Sample210906-p47vzaecfj
- SHA256 827d12bf03e9be8b92a077f9d37cb668f0a2f29dd87a60c78659b67008dd5b6a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.ioteckno.com
-
Port
587
-
Username
-
Password
qhlwlPcc7
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a23fe7df14ede5c0b9f51cbd58bcd27b.exe"C:\Users\Admin\AppData\Local\Temp\a23fe7df14ede5c0b9f51cbd58bcd27b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a23fe7df14ede5c0b9f51cbd58bcd27b.exe"C:\Users\Admin\AppData\Local\Temp\a23fe7df14ede5c0b9f51cbd58bcd27b.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2920-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2920-136-0x0000000004D91000-0x0000000004D92000-memory.dmp
memory/2920-133-0x0000000005AD0000-0x0000000005AD1000-memory.dmp
memory/2920-132-0x0000000005320000-0x0000000005321000-memory.dmp
memory/2920-130-0x0000000004D90000-0x0000000004D91000-memory.dmp
memory/4016-119-0x00000000073D0000-0x00000000078CE000-memory.dmp
memory/4016-123-0x0000000002840000-0x0000000002878000-memory.dmp
memory/4016-122-0x00000000090B0000-0x000000000910F000-memory.dmp
memory/4016-121-0x00000000075E0000-0x00000000075F6000-memory.dmp
memory/4016-120-0x0000000007780000-0x0000000007781000-memory.dmp
memory/4016-114-0x00000000005E0000-0x00000000005E1000-memory.dmp
memory/4016-118-0x0000000004F20000-0x0000000004F21000-memory.dmp
memory/4016-117-0x0000000007470000-0x0000000007471000-memory.dmp
memory/4016-116-0x00000000078D0000-0x00000000078D1000-memory.dmp