Analysis
- max time kernel
113s - max time network
106s - platform
windows10_x64 - resource
win10 - submitted
21/08/2020, 14:30
General
- Target DOC200820-20082020113622.p.exe
- Size 639KB
- Sample200821-ekkfkln2fa
- SHA256 88734622195f09667ec17ecc61c3a1fe7dd63a930d45a22db92fe95cdf787af2
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
opjis0123
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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DOC200820-20082020113622.p.exe"C:\Users\Admin\AppData\Local\Temp\DOC200820-20082020113622.p.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DOC200820-20082020113622.p.exe"C:\Users\Admin\AppData\Local\Temp\DOC200820-20082020113622.p.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2968-19-0x0000000006300000-0x0000000006301000-memory.dmp
memory/2968-18-0x0000000005A30000-0x0000000005A31000-memory.dmp
memory/2968-13-0x0000000073420000-0x0000000073B0E000-memory.dmp
memory/2968-11-0x0000000000400000-0x000000000044C000-memory.dmp
memory/3104-7-0x0000000004D40000-0x0000000004D41000-memory.dmp
memory/3104-0-0x0000000073420000-0x0000000073B0E000-memory.dmp
memory/3104-8-0x0000000004CB0000-0x0000000004CB3000-memory.dmp
memory/3104-9-0x0000000005940000-0x00000000059C1000-memory.dmp
memory/3104-10-0x00000000059D0000-0x0000000005A28000-memory.dmp
memory/3104-6-0x0000000004A50000-0x0000000004A51000-memory.dmp
memory/3104-5-0x0000000004B40000-0x0000000004B41000-memory.dmp
memory/3104-4-0x0000000005040000-0x0000000005041000-memory.dmp
memory/3104-3-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
memory/3104-1-0x00000000001A0000-0x00000000001A1000-memory.dmp