Analysis
- max time kernel
150s - max time network
136s - platform
windows10_x64 - resource
win10v200722 - submitted
13/08/2020, 12:24
General
- Target Part List_bidding.exe
- Size 565KB
- Sample200813-ddcqvrfems
- SHA256 61f179ab9d877a4089f3a2e21db9d62537a9181fe6f58ba81a9eb2b0c45ac3a5
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
1104780540cuome@123
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
- 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Part List_bidding.exe"C:\Users\Admin\AppData\Local\Temp\Part List_bidding.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\LOGlDb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE749.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\Part List_bidding.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/764-21-0x0000000006430000-0x0000000006431000-memory.dmp
memory/764-20-0x0000000005DB0000-0x0000000005DB1000-memory.dmp
memory/764-15-0x00000000736B0000-0x0000000073D9E000-memory.dmp
memory/764-12-0x0000000000400000-0x000000000044C000-memory.dmp
memory/800-5-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
memory/800-9-0x000000000ACC0000-0x000000000AD07000-memory.dmp
memory/800-8-0x0000000008520000-0x000000000857E000-memory.dmp
memory/800-7-0x0000000004F40000-0x0000000004F48000-memory.dmp
memory/800-6-0x0000000008080000-0x0000000008081000-memory.dmp
memory/800-0-0x00000000736B0000-0x0000000073D9E000-memory.dmp
memory/800-4-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
memory/800-3-0x0000000005010000-0x0000000005011000-memory.dmp
memory/800-1-0x00000000000E0000-0x00000000000E1000-memory.dmp