Analysis
- max time kernel
134s - max time network
132s - platform
windows10_x64 - resource
win10v200722 - submitted
16/10/2020, 13:12
General
- Target PO 78005.exe
- Size 283KB
- Sample201016-s92rczz95s
- SHA256 1b6a774498ff154b69bb5833958b8598724b82fb6d90bc561014d04bbf053ddb
Malware Config
Extracted
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agenttesla
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Protocol
smtp
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Host
mail.via-outlookapp.com
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Port
587
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Username
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Password
JesusChrist0007
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.
- 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 NtSetInformationThreadHideFromDebugger 13 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 42⤵
- Delays execution with timeout.exe
-
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C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"C:\Users\Admin\AppData\Local\Temp\PO 78005.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/60-14-0x0000000005E40000-0x0000000005E41000-memory.dmp
memory/60-7-0x0000000000400000-0x000000000043E000-memory.dmp
memory/60-9-0x0000000073FB0000-0x000000007469E000-memory.dmp
memory/60-15-0x00000000064D0000-0x00000000064D1000-memory.dmp
memory/60-16-0x0000000007030000-0x0000000007031000-memory.dmp
memory/60-17-0x00000000069F0000-0x00000000069F1000-memory.dmp
memory/3980-1-0x0000000000E90000-0x0000000000E91000-memory.dmp
memory/3980-3-0x0000000005930000-0x0000000005931000-memory.dmp
memory/3980-5-0x0000000006280000-0x00000000062C6000-memory.dmp
memory/3980-6-0x0000000006840000-0x0000000006841000-memory.dmp
memory/3980-0-0x0000000073FB0000-0x000000007469E000-memory.dmp