Analysis
- max time kernel
96s - max time network
64s - platform
windows10_x64 - resource
win10v20201028 - submitted
30/11/2020, 12:16
General
- Target INVOICE.EXE
- Size 435KB
- Sample201130-fl9asjttks
- SHA256 9df06d72513716fcfd80d3864d47aa896ec146882ee4cd5a30d998fac7ee72cc
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
mail.grandtours.gr
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Port
587
-
Username
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Password
!ugochukwu1-4-7!???
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 5 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"2⤵
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C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"C:\Users\Admin\AppData\Local\Temp\INVOICE.EXE"3⤵
- 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/2868-5-0x0000000001220000-0x000000000126C000-memory.dmp
memory/3648-8-0x00000000007C0000-0x00000000007F7000-memory.dmp
memory/3648-6-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3648-7-0x0000000073600000-0x0000000073CEE000-memory.dmp
memory/3648-3-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3648-10-0x0000000005410000-0x0000000005411000-memory.dmp
memory/3648-11-0x0000000004FB0000-0x0000000004FB1000-memory.dmp
memory/3648-12-0x0000000004F90000-0x0000000004F91000-memory.dmp
memory/3648-13-0x0000000005D00000-0x0000000005D01000-memory.dmp
memory/3648-14-0x0000000006020000-0x0000000006021000-memory.dmp
memory/3648-15-0x0000000000C60000-0x0000000000C61000-memory.dmp