Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-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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Protocol
smtp
-
Host
nl9.nlkoddos.com
-
Port
587
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Username
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Password
Myname321@
Extracted
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agenttesla
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Protocol
smtp
-
Host
nl9.nlkoddos.com
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Port
587
-
Username
-
Password
Myname321@
-
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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 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
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Downloads
FedEx Express_AWB102235516763.PDF.gz.exe.log
memory/1960-4-0x0000000005750000-0x0000000005760000-memory.dmp
memory/1960-15-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/1960-3-0x0000000005600000-0x0000000005692000-memory.dmp
memory/1960-0-0x0000000000AF0000-0x0000000000B94000-memory.dmp
memory/1960-5-0x0000000005590000-0x000000000559A000-memory.dmp
memory/1960-6-0x0000000005850000-0x0000000005864000-memory.dmp
memory/1960-7-0x0000000005880000-0x000000000588A000-memory.dmp
memory/1960-8-0x0000000005AB0000-0x0000000005ABC000-memory.dmp
memory/1960-2-0x0000000005B10000-0x00000000060B4000-memory.dmp
memory/1960-9-0x00000000068D0000-0x0000000006952000-memory.dmp
memory/1960-10-0x0000000008F80000-0x000000000901C000-memory.dmp
memory/1960-1-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/2644-14-0x0000000075350000-0x0000000075B00000-memory.dmp
memory/2644-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2644-17-0x00000000053E0000-0x0000000005446000-memory.dmp
memory/2644-16-0x0000000005340000-0x0000000005350000-memory.dmp
memory/2644-18-0x0000000006A80000-0x0000000006AD0000-memory.dmp
memory/2644-19-0x0000000075350000-0x0000000075B00000-memory.dmp