agenttesla | 6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4

General

Target

6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Size

724KB
MD5

1ead80506b7da3da9cad37d5961d5b95
SHA1

3519dba69a34532e2c33ba66fc8bb7392c0e607a
SHA256

6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4
SHA512

456d374ace968f827de5cd62418254d11f1eaf5ef3286d95929a81225a381967c99eccb05113069f3f2454f1f3f519faa9f4c99cdbfc6a17c550efce65a1e97b
SSDEEP

12288:q6oJNhQ/cWS7stsLbolpWPVJIFbzLJ/PiDvdJ7yhy4hNFQpqT1H3fXKg:qNJN+UVsa/olpuIFXLJUdohJ9Qgf6g

Score

10^/10

agenttesla collection discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
*o9H+18Q4%;M
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

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.

execution

PowerShell

T1059.001

pid	Process
2652	powershell.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1224 set thread context of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2652	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
Token: SeDebugPrivilege	2652	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2652	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	31
PID 1224 wrote to memory of 2652	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	31
PID 1224 wrote to memory of 2652	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	31
PID 1224 wrote to memory of 2652	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	31
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33
PID 1224 wrote to memory of 2192	1224	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe

C:\Users\Admin\AppData\Local\Temp\6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
"C:\Users\Admin\AppData\Local\Temp\6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1224
- 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\6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2652
- C:\Users\Admin\AppData\Local\Temp\6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe
  "C:\Users\Admin\AppData\Local\Temp\6990c43afde4d8fa08be6f06f319d5094961cb5f9b6d8caedab0ebcb26de47c4.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1224-18-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/1224-2-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/1224-0-0x000000007424E000-0x000000007424F000-memory.dmp

Filesize
4KB

Download
memory/1224-3-0x0000000000920000-0x0000000000946000-memory.dmp

Filesize
152KB

Download
memory/1224-4-0x000000007424E000-0x000000007424F000-memory.dmp

Filesize
4KB

Download
memory/1224-5-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/1224-6-0x0000000000B20000-0x0000000000B94000-memory.dmp

Filesize
464KB

Download
memory/1224-1-0x0000000000D90000-0x0000000000E4A000-memory.dmp

Filesize
744KB

Download
memory/2192-23-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2192-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-8-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2192-20-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-19-0x0000000074240000-0x000000007492E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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