Analysis
- max time kernel
128s - max time network
91s - platform
windows10_x64 - resource
win10v20210408 - submitted
28/09/2021, 08:32
General
- Target Payment_Advice pdf.exe
- Size 1.5MB
- Sample210928-kfas4sbcbp
- SHA256 3db403fbe2dd969e2fc07bfdf1bcdcbd1429d9fb0cda0464f7ea6c59e21cc10e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.reliable-solutions.in
-
Port
587
-
Username
-
Password
Temp@2019
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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment_Advice pdf.exe"C:\Users\Admin\AppData\Local\Temp\Payment_Advice pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Payment_Advice pdf.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1812-127-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1812-136-0x0000000005E20000-0x0000000005E21000-memory.dmp
memory/1812-135-0x0000000005200000-0x0000000005201000-memory.dmp
memory/1812-134-0x00000000051F0000-0x00000000051F1000-memory.dmp
memory/3492-119-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
memory/3492-122-0x0000000008D40000-0x0000000008D41000-memory.dmp
memory/3492-123-0x0000000008D90000-0x0000000008D91000-memory.dmp
memory/3492-124-0x0000000004840000-0x000000000484E000-memory.dmp
memory/3492-125-0x0000000009010000-0x000000000908D000-memory.dmp
memory/3492-126-0x00000000091D0000-0x0000000009208000-memory.dmp
memory/3492-121-0x00000000075C0000-0x00000000075C1000-memory.dmp
memory/3492-120-0x0000000004E20000-0x000000000531E000-memory.dmp
memory/3492-114-0x0000000000420000-0x0000000000421000-memory.dmp
memory/3492-118-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
memory/3492-117-0x0000000004E20000-0x0000000004E21000-memory.dmp
memory/3492-116-0x0000000005320000-0x0000000005321000-memory.dmp