Analysis
- max time kernel
120s - max time network
125s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
02/04/2024, 13:29
General
- Target FedEx Express_AWB102235516763.PDF.gz.exe
- Size 643KB
- Sample240402-qq82jsbd4w
- SHA256 0d12d9fa2b9bb08bcc2da19f2d8cdbe704ff948b40e85a2d2f7e1ef75886a9c8
Malware Config
Extracted
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agenttesla
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Protocol
smtp
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Host
nl9.nlkoddos.com
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Port
587
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Username
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Password
Myname321@
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- 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 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"C:\Users\Admin\AppData\Local\Temp\FedEx Express_AWB102235516763.PDF.gz.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1612-17-0x0000000074050000-0x000000007473E000-memory.dmp
memory/1612-1-0x0000000074050000-0x000000007473E000-memory.dmp
memory/1612-2-0x0000000004D30000-0x0000000004D70000-memory.dmp
memory/1612-3-0x0000000000390000-0x00000000003A4000-memory.dmp
memory/1612-4-0x0000000000410000-0x000000000041A000-memory.dmp
memory/1612-5-0x0000000000420000-0x000000000042C000-memory.dmp
memory/1612-6-0x00000000047E0000-0x0000000004862000-memory.dmp
memory/1612-0-0x0000000000D50000-0x0000000000DF4000-memory.dmp
memory/2084-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2084-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-12-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-15-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-9-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-18-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-20-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2084-21-0x0000000073FD0000-0x00000000746BE000-memory.dmp
memory/2084-22-0x0000000000740000-0x0000000000780000-memory.dmp
memory/2084-23-0x0000000073FD0000-0x00000000746BE000-memory.dmp