agenttesla | 3d8c1b0fdac716c92704801c39cdbabc1b528adf48a75b90c19ab0faa32fef3d

General

Target

e4a9757b2aff0c82e684ece399b72b81.exe
Size

861KB
MD5

e4a9757b2aff0c82e684ece399b72b81
SHA1

de7336fd44284cb95c6a9793353f71c32d749e68
SHA256

3d8c1b0fdac716c92704801c39cdbabc1b528adf48a75b90c19ab0faa32fef3d
SHA512

aab2aa6ab404cee274336f66e2273c7dcb288b9df9458fb10f15f566c8b2d1502ad77f3044fe0df81b43f8e77e2c6202e324a4bd3c9429047878d1d3cda34cc2
SSDEEP

24576:rl5F7Jd6fTDxSso0/5F7vWAi1Ksh7feyLIjupr5F7:Zv9YbDxSJgviZ1KO7Lbrv

Score

10^/10

agenttesla collection execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.jeanclutchgroup.top
Port:
587
Username:
[email protected]
Password:
Qm{Eo[?heNh8
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
2216	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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e4a9757b2aff0c82e684ece399b72b81.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e4a9757b2aff0c82e684ece399b72b81.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e4a9757b2aff0c82e684ece399b72b81.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2512	e4a9757b2aff0c82e684ece399b72b81.exe
2512	e4a9757b2aff0c82e684ece399b72b81.exe
2216	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2512	e4a9757b2aff0c82e684ece399b72b81.exe
Token: SeDebugPrivilege	2216	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2216	2512	e4a9757b2aff0c82e684ece399b72b81.exe	31
PID 2512 wrote to memory of 2216	2512	e4a9757b2aff0c82e684ece399b72b81.exe	31
PID 2512 wrote to memory of 2216	2512	e4a9757b2aff0c82e684ece399b72b81.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e4a9757b2aff0c82e684ece399b72b81.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e4a9757b2aff0c82e684ece399b72b81.exe

C:\Users\Admin\AppData\Local\Temp\e4a9757b2aff0c82e684ece399b72b81.exe
"C:\Users\Admin\AppData\Local\Temp\e4a9757b2aff0c82e684ece399b72b81.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2512
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e4a9757b2aff0c82e684ece399b72b81.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2216

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

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2216-13-0x000000001B7E0000-0x000000001BAC2000-memory.dmp

Filesize
2.9MB

Download
memory/2216-14-0x0000000001E60000-0x0000000001E68000-memory.dmp

Filesize
32KB

Download
memory/2512-0-0x000007FEF5873000-0x000007FEF5874000-memory.dmp

Filesize
4KB

Download
memory/2512-1-0x000000013F5A0000-0x000000013F67C000-memory.dmp

Filesize
880KB

Download
memory/2512-2-0x000007FEF5870000-0x000007FEF625C000-memory.dmp

Filesize
9.9MB

Download
memory/2512-3-0x0000000000860000-0x0000000000886000-memory.dmp

Filesize
152KB

Download
memory/2512-4-0x000007FEF5873000-0x000007FEF5874000-memory.dmp

Filesize
4KB

Download
memory/2512-5-0x000007FEF5870000-0x000007FEF625C000-memory.dmp

Filesize
9.9MB

Download
memory/2512-6-0x00000000007E0000-0x00000000007F4000-memory.dmp

Filesize
80KB

Download
memory/2512-7-0x00000000026F0000-0x0000000002774000-memory.dmp

Filesize
528KB

Download
memory/2512-8-0x000000001B010000-0x000000001B052000-memory.dmp

Filesize
264KB

Download

Analysis

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