Analysis
- max time kernel
141s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
19/05/2024, 01:16
General
- Target b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe
- Size 718KB
- Sample240519-bmvbnaae91
- SHA256 b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.manpowerchannel.com.sg
-
Port
587
-
Username
-
Password
plyj183005
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe"C:\Users\Admin\AppData\Local\Temp\b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe"C:\Users\Admin\AppData\Local\Temp\b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
b4ea985f9963c29c9421f4721c16e6ad32860acdced917fde00bd1d35fbb2daa.exe.log
__PSScriptPolicyTest_0fihudw5.fll.ps1
memory/60-4-0x0000000005A20000-0x0000000005A2A000-memory.dmp
memory/60-15-0x0000000074880000-0x0000000075030000-memory.dmp
memory/60-0-0x000000007488E000-0x000000007488F000-memory.dmp
memory/60-5-0x0000000074880000-0x0000000075030000-memory.dmp
memory/60-6-0x0000000005DC0000-0x0000000005DE2000-memory.dmp
memory/60-7-0x0000000005DE0000-0x0000000005DEC000-memory.dmp
memory/60-8-0x0000000003320000-0x0000000003330000-memory.dmp
memory/60-9-0x0000000006F90000-0x0000000007012000-memory.dmp
memory/60-10-0x0000000011250000-0x00000000112EC000-memory.dmp
memory/60-3-0x0000000005AA0000-0x0000000005B32000-memory.dmp
memory/60-2-0x0000000006050000-0x00000000065F4000-memory.dmp
memory/60-1-0x0000000000F60000-0x000000000101A000-memory.dmp
memory/1008-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1008-17-0x0000000005B20000-0x0000000005B86000-memory.dmp
memory/1008-16-0x0000000074880000-0x0000000075030000-memory.dmp
memory/1008-62-0x0000000074880000-0x0000000075030000-memory.dmp
memory/1008-14-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2376-21-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2376-48-0x00000000075B0000-0x00000000075CE000-memory.dmp
memory/2376-22-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2376-23-0x0000000005620000-0x0000000005642000-memory.dmp
memory/2376-24-0x00000000056C0000-0x0000000005726000-memory.dmp
memory/2376-19-0x00000000012F0000-0x0000000001326000-memory.dmp
memory/2376-34-0x0000000005EE0000-0x0000000006234000-memory.dmp
memory/2376-35-0x00000000063D0000-0x00000000063EE000-memory.dmp
memory/2376-36-0x0000000006430000-0x000000000647C000-memory.dmp
memory/2376-37-0x00000000069C0000-0x00000000069F2000-memory.dmp
memory/2376-38-0x00000000704E0000-0x000000007052C000-memory.dmp
memory/2376-20-0x00000000058B0000-0x0000000005ED8000-memory.dmp
memory/2376-49-0x00000000075E0000-0x0000000007683000-memory.dmp
memory/2376-50-0x0000000007D60000-0x00000000083DA000-memory.dmp
memory/2376-51-0x0000000007710000-0x000000000772A000-memory.dmp
memory/2376-52-0x0000000007790000-0x000000000779A000-memory.dmp
memory/2376-53-0x0000000007990000-0x0000000007A26000-memory.dmp
memory/2376-54-0x0000000007910000-0x0000000007921000-memory.dmp
memory/2376-55-0x0000000007940000-0x000000000794E000-memory.dmp
memory/2376-56-0x0000000007950000-0x0000000007964000-memory.dmp
memory/2376-57-0x0000000007A50000-0x0000000007A6A000-memory.dmp
memory/2376-58-0x0000000007A30000-0x0000000007A38000-memory.dmp
memory/2376-61-0x0000000074880000-0x0000000075030000-memory.dmp
memory/2376-18-0x0000000074880000-0x0000000075030000-memory.dmp