Analysis
- max time kernel
51s - max time network
51s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
20/06/2024, 01:32
General
- Target 8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe
- Size 879KB
- Sample240620-bx4cba1emb
- SHA256 8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.mbarieservicesltd.com
-
Port
587
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Username
-
Password
*o9H+18Q4%;M
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
- Detects executables packed with SmartAssembly 1 IoCs
- 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.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- 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 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"C:\Users\Admin\AppData\Local\Temp\8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
8ad4cfc5910c7367a8d9e92d4a1ebbb02b659abef458d8ee765ac09e3e46a484.exe.log
__PSScriptPolicyTest_pktmwvmq.o2l.ps1
memory/2052-14-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2052-62-0x0000000006B80000-0x0000000006BD0000-memory.dmp
memory/2052-21-0x0000000005960000-0x00000000059C6000-memory.dmp
memory/2052-22-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2052-65-0x0000000006DA0000-0x0000000006F62000-memory.dmp
memory/2052-67-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2052-18-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2220-6-0x00000000051A0000-0x000000000523C000-memory.dmp
memory/2220-17-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2220-10-0x0000000008BA0000-0x0000000008BA8000-memory.dmp
memory/2220-12-0x0000000008BC0000-0x0000000008C40000-memory.dmp
memory/2220-13-0x00000000093C0000-0x0000000009432000-memory.dmp
memory/2220-9-0x0000000009060000-0x00000000093B4000-memory.dmp
memory/2220-8-0x00000000053E0000-0x00000000053F2000-memory.dmp
memory/2220-11-0x0000000008BB0000-0x0000000008BBC000-memory.dmp
memory/2220-7-0x0000000005ED0000-0x00000000063FC000-memory.dmp
memory/2220-0-0x000000007484E000-0x000000007484F000-memory.dmp
memory/2220-5-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2220-4-0x00000000050E0000-0x00000000050EA000-memory.dmp
memory/2220-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp
memory/2220-2-0x00000000053F0000-0x0000000005994000-memory.dmp
memory/2220-1-0x0000000000440000-0x0000000000522000-memory.dmp
memory/4996-25-0x0000000004D50000-0x0000000004D72000-memory.dmp
memory/4996-26-0x0000000004EF0000-0x0000000004F56000-memory.dmp
memory/4996-24-0x0000000004FC0000-0x00000000055E8000-memory.dmp
memory/4996-32-0x0000000005710000-0x0000000005A64000-memory.dmp
memory/4996-37-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4996-38-0x0000000005D10000-0x0000000005D2E000-memory.dmp
memory/4996-39-0x0000000006260000-0x00000000062AC000-memory.dmp
memory/4996-40-0x0000000006D00000-0x0000000006D32000-memory.dmp
memory/4996-41-0x00000000704C0000-0x000000007050C000-memory.dmp
memory/4996-51-0x00000000062C0000-0x00000000062DE000-memory.dmp
memory/4996-52-0x0000000006F40000-0x0000000006FE3000-memory.dmp
memory/4996-54-0x0000000007030000-0x000000000704A000-memory.dmp
memory/4996-53-0x0000000007680000-0x0000000007CFA000-memory.dmp
memory/4996-55-0x00000000070A0000-0x00000000070AA000-memory.dmp
memory/4996-56-0x00000000072B0000-0x0000000007346000-memory.dmp
memory/4996-57-0x0000000007230000-0x0000000007241000-memory.dmp
memory/4996-58-0x0000000007260000-0x000000000726E000-memory.dmp
memory/4996-59-0x0000000007270000-0x0000000007284000-memory.dmp
memory/4996-60-0x0000000007370000-0x000000000738A000-memory.dmp
memory/4996-61-0x0000000007350000-0x0000000007358000-memory.dmp
memory/4996-23-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4996-20-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4996-66-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4996-19-0x0000000002400000-0x0000000002436000-memory.dmp