Analysis
- max time kernel
135s - max time network
108s - platform
windows10_x64 - resource
win10v20201028 - submitted
01/04/2021, 10:38
General
- Target SCAN_310.EXE
- Size 690KB
- Sample210401-yghaskdd5j
- SHA256 37a8d6589b8cbbf567ccb5686ea0c4486eabbd6078089a6829fd109a77d4e2e3
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.proexpertint.com.sa
-
Port
587
-
Username
-
Password
proexpert123$
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 3 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SCAN_310.EXE"C:\Users\Admin\AppData\Local\Temp\SCAN_310.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\OYIVIOYVHtY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp274A.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SCAN_310.EXE"C:\Users\Admin\AppData\Local\Temp\SCAN_310.EXE"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/648-11-0x0000000005230000-0x0000000005231000-memory.dmp
memory/648-5-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
memory/648-7-0x0000000005040000-0x0000000005041000-memory.dmp
memory/648-8-0x0000000004F60000-0x0000000004F61000-memory.dmp
memory/648-9-0x0000000005240000-0x0000000005241000-memory.dmp
memory/648-10-0x0000000004F80000-0x0000000004F89000-memory.dmp
memory/648-2-0x0000000073FF0000-0x00000000746DE000-memory.dmp
memory/648-12-0x0000000005C40000-0x0000000005CA3000-memory.dmp
memory/648-3-0x0000000000550000-0x0000000000551000-memory.dmp
memory/648-6-0x0000000005540000-0x0000000005541000-memory.dmp
memory/3640-15-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3640-18-0x0000000073FF0000-0x00000000746DE000-memory.dmp
memory/3640-23-0x00000000052F0000-0x00000000052F1000-memory.dmp
memory/3640-24-0x0000000005E80000-0x0000000005E81000-memory.dmp
memory/3640-25-0x0000000005F10000-0x0000000005F11000-memory.dmp