Analysis
- max time kernel
137s - max time network
122s - platform
windows10_x64 - resource
win10v200722 - submitted
21/08/2020, 05:15
General
- Target Request For Qoutation(RFQ_#20200219).doc.gz.exe
- Size 673KB
- Sample200821-2wdd8y9rt2
- SHA256 3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
riches22@123456
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Request For Qoutation(RFQ_#20200219).doc.gz.exe"C:\Users\Admin\AppData\Local\Temp\Request For Qoutation(RFQ_#20200219).doc.gz.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LQqoAEGKCApTP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB79E.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3648-9-0x0000000007EA0000-0x0000000007EE8000-memory.dmp
memory/3648-3-0x0000000004F10000-0x0000000004F11000-memory.dmp
memory/3648-5-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
memory/3648-6-0x0000000004D20000-0x0000000004D21000-memory.dmp
memory/3648-7-0x0000000004AE0000-0x0000000004AE4000-memory.dmp
memory/3648-8-0x0000000005940000-0x000000000599F000-memory.dmp
memory/3648-0-0x0000000073FA0000-0x000000007468E000-memory.dmp
memory/3648-4-0x0000000004AF0000-0x0000000004AF1000-memory.dmp
memory/3648-1-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/4000-12-0x0000000000400000-0x000000000044C000-memory.dmp
memory/4000-14-0x0000000073FA0000-0x000000007468E000-memory.dmp
memory/4000-19-0x00000000052D0000-0x00000000052D1000-memory.dmp
memory/4000-20-0x0000000005870000-0x0000000005871000-memory.dmp