Analysis
- max time kernel
121s - max time network
124s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
24/10/2021, 23:17
General
- Target RFQ-WO10 #384573-pdf.exe
- Size 27KB
- Sample211024-29pb2agcfl
- SHA256 119d1a20d3e248a55981b6798bfd80191217e143feaa1e2774e4cb813bfbe6bf
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.fclbd.com
-
Port
587
-
Username
-
Password
abc@123@
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
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 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\RFQ-WO10 #384573-pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ-WO10 #384573-pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- 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/3144-128-0x00000000052B0000-0x00000000052B1000-memory.dmp
memory/3144-129-0x00000000050C0000-0x00000000055BE000-memory.dmp
memory/3144-134-0x00000000050C0000-0x00000000055BE000-memory.dmp
memory/3144-133-0x00000000009B0000-0x00000000009B1000-memory.dmp
memory/3144-132-0x0000000006490000-0x0000000006491000-memory.dmp
memory/3144-122-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3144-130-0x0000000005510000-0x0000000005511000-memory.dmp
memory/3768-121-0x0000000005DB0000-0x0000000005DD4000-memory.dmp
memory/3768-115-0x0000000000820000-0x0000000000821000-memory.dmp
memory/3768-117-0x0000000005100000-0x0000000005101000-memory.dmp
memory/3768-118-0x0000000005BD0000-0x0000000005C21000-memory.dmp
memory/3768-120-0x0000000006230000-0x0000000006231000-memory.dmp
memory/3768-119-0x0000000005CC0000-0x0000000005CC1000-memory.dmp