Analysis
- max time kernel
129s - max time network
122s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
25/01/2022, 11:58
General
- Target ea8d0b20907c22060806ea424f9d2627.exe
- Size 929KB
- Sample220125-n48ltsfdcm
- SHA256 1825b0aa486178b4a14e4dc3e8ce3f04180ada7aafcfb375e959ac0c1cc66fd1
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
-
Password
n(aGI^pW6
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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.exe"C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.exe"C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.exe"C:\Users\Admin\AppData\Local\Temp\ea8d0b20907c22060806ea424f9d2627.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/3364-121-0x0000000005200000-0x000000000520E000-memory.dmp
memory/3364-117-0x0000000004DF0000-0x0000000004E82000-memory.dmp
memory/3364-118-0x0000000004D10000-0x000000000520E000-memory.dmp
memory/3364-119-0x0000000004DA0000-0x0000000004DAA000-memory.dmp
memory/3364-120-0x0000000005030000-0x00000000050CC000-memory.dmp
memory/3364-115-0x0000000000330000-0x000000000041E000-memory.dmp
memory/3364-122-0x000000007F5F0000-0x000000007F5F1000-memory.dmp
memory/3364-123-0x0000000005D50000-0x0000000005E0E000-memory.dmp
memory/3364-116-0x0000000005210000-0x000000000570E000-memory.dmp
memory/4332-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4332-126-0x0000000005580000-0x00000000055F0000-memory.dmp
memory/4332-127-0x0000000005B40000-0x0000000005B58000-memory.dmp
memory/4332-128-0x0000000006320000-0x0000000006386000-memory.dmp