agenttesla | 1675568524a544dcd71d1a031c7e48531cc851a87de832dfff619d24c47eaa74

General

Target

2025 01 14 requirements.exe
Size

645KB
MD5

48686370d83e0ae4d9d2bda400f7ccf6
SHA1

13b301c506b567e88d602ba4f5f541d05a3c20e1
SHA256

bd182a7a777d2b1b6196cfb3345666a8ac587263177dba0d4d39e02280711b55
SHA512

9875c2f841cea7fa6ff94c11a780b153e32df6c8ed64e4f4103f9f21ab524918bb0ee0658a841b83c6d064946101ec2469b6b82e6d6f71ead24e32342423d87b
SSDEEP

12288:LfqYRxA4Y5lyA/BxSPCBsMBA1mAF15ZjipwdN4wS1Vo2Ovc28oHhv74Y8fcXffT5:5RgsSA7GpwDvS1VIvaoB8Y++7Q8

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
608	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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2025 01 14 requirements.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2025 01 14 requirements.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2025 01 14 requirements.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2676	2100	2025 01 14 requirements.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	2025 01 14 requirements.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025 01 14 requirements.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
608	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	2025 01 14 requirements.exe
Token: SeDebugPrivilege	608	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 608	2100	2025 01 14 requirements.exe	31
PID 2100 wrote to memory of 608	2100	2025 01 14 requirements.exe	31
PID 2100 wrote to memory of 608	2100	2025 01 14 requirements.exe	31
PID 2100 wrote to memory of 608	2100	2025 01 14 requirements.exe	31
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33
PID 2100 wrote to memory of 2676	2100	2025 01 14 requirements.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2025 01 14 requirements.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2025 01 14 requirements.exe

C:\Users\Admin\AppData\Local\Temp\2025 01 14 requirements.exe
"C:\Users\Admin\AppData\Local\Temp\2025 01 14 requirements.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2100
- 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\2025 01 14 requirements.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:608
- C:\Users\Admin\AppData\Local\Temp\2025 01 14 requirements.exe
  "C:\Users\Admin\AppData\Local\Temp\2025 01 14 requirements.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2676

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/2100-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2100-1-0x0000000000840000-0x00000000008E8000-memory.dmp

Filesize
672KB

Download
memory/2100-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2100-3-0x0000000000810000-0x000000000082A000-memory.dmp

Filesize
104KB

Download
memory/2100-4-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

Filesize
4KB

Download
memory/2100-5-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2100-6-0x0000000004DB0000-0x0000000004E24000-memory.dmp

Filesize
464KB

Download
memory/2100-21-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2676-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-19-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-20-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2676-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2676-24-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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