Analysis
- max time kernel
134s - max time network
120s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
12/01/2022, 11:33
General
- Target 1436cd33a0c8021f1767595e1b6f3f13.exe
- Size 447KB
- Sample220112-nnvp2aceck
- SHA256 ccd3b1025026f005eab390a02815e3689f879ea7ad985f5aa760b208d4f27318
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.medicare-equipment.com
-
Port
587
-
Username
-
Password
AllTheBest777
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 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 SetWindowsHookEx 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\1436cd33a0c8021f1767595e1b6f3f13.exe"C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.exe"C:\Users\Admin\AppData\Local\Temp\1436cd33a0c8021f1767595e1b6f3f13.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2776-116-0x00000000001D0000-0x0000000000246000-memory.dmp
memory/2776-117-0x0000000004FF0000-0x00000000054EE000-memory.dmp
memory/2776-118-0x0000000004BD0000-0x0000000004C62000-memory.dmp
memory/2776-119-0x0000000004AF0000-0x0000000004FEE000-memory.dmp
memory/2776-120-0x0000000004BC0000-0x0000000004BCA000-memory.dmp
memory/2776-121-0x0000000004F00000-0x0000000004F9C000-memory.dmp
memory/2776-122-0x0000000004E30000-0x0000000004E3E000-memory.dmp
memory/2776-123-0x0000000004FA0000-0x0000000004FEB000-memory.dmp
memory/2776-124-0x0000000007400000-0x0000000007470000-memory.dmp
memory/2776-115-0x00000000001D0000-0x0000000000246000-memory.dmp
memory/3984-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3984-128-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3984-129-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3984-130-0x0000000005470000-0x000000000596E000-memory.dmp
memory/3984-131-0x0000000005100000-0x000000000519C000-memory.dmp
memory/3984-132-0x0000000004F70000-0x000000000546E000-memory.dmp
memory/3984-133-0x00000000053F0000-0x0000000005408000-memory.dmp
memory/3984-134-0x0000000005CD0000-0x0000000005D36000-memory.dmp
memory/3984-135-0x00000000063A0000-0x0000000006432000-memory.dmp
memory/3984-136-0x0000000000FB0000-0x0000000000FBA000-memory.dmp