Analysis
- max time kernel
145s - max time network
149s - platform
windows10_x64 - resource
win10 - submitted
17/08/2020, 13:58
General
- Target AW & Invoice.exe
- Size 537KB
- Sample200817-52ccct2she
- SHA256 b044fa4d76f9c6799b1c9a15a1f70fc687a8116f7ea4ef9282e2d50a8bca4c8e
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
^#@&^54433333
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\AW & Invoice.exe"C:\Users\Admin\AppData\Local\Temp\AW & Invoice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\AW & Invoice.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3588-7-0x0000000007400000-0x0000000007404000-memory.dmp
memory/3588-9-0x000000000A420000-0x000000000A474000-memory.dmp
memory/3588-4-0x0000000007430000-0x0000000007431000-memory.dmp
memory/3588-5-0x00000000073F0000-0x00000000073F1000-memory.dmp
memory/3588-6-0x0000000007780000-0x0000000007781000-memory.dmp
memory/3588-0-0x0000000073A30000-0x000000007411E000-memory.dmp
memory/3588-8-0x0000000004940000-0x00000000049A8000-memory.dmp
memory/3588-3-0x0000000007890000-0x0000000007891000-memory.dmp
memory/3588-1-0x0000000000660000-0x0000000000661000-memory.dmp
memory/3784-10-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3784-13-0x0000000073A30000-0x000000007411E000-memory.dmp
memory/3784-18-0x00000000050B0000-0x00000000050B1000-memory.dmp
memory/3784-19-0x0000000005BA0000-0x0000000005BA1000-memory.dmp