agenttesla | 9a0308caa25c2ae09ef34859b8bddfef34bc4d95581b751222fdc9b1d9e22d16

General

Target

Facturas Pagadas al Vencimiento.exe
Size

518KB
MD5

074510c3e8e9d5a64c7aa933145e393d
SHA1

03f4a405338487940c97b2570660fb8b250720b8
SHA256

9a0308caa25c2ae09ef34859b8bddfef34bc4d95581b751222fdc9b1d9e22d16
SHA512

4f4b40be129dba5c66d1c8131a04e7fc09ab8acbbea6ffbcd0a1636901ba3b5f8d0571e71cce1432021c65005ab0c771d9777f782b8c35091f6a3e454830f762

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gascuenca.es
Port:
587
Username:
[email protected]
Password:
gasW203@Z7

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1820-0-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1820-1-0x000000000044A94E-mapping.dmp	family_agenttesla
behavioral1/memory/1820-2-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1820-3-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 240 set thread context of 1820	240	Facturas Pagadas al Vencimiento.exe	26

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1820	Facturas Pagadas al Vencimiento.exe
1820	Facturas Pagadas al Vencimiento.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1820	Facturas Pagadas al Vencimiento.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1820	Facturas Pagadas al Vencimiento.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 240 wrote to memory of 1820	240	Facturas Pagadas al Vencimiento.exe	26
PID 1820 wrote to memory of 1052	1820	Facturas Pagadas al Vencimiento.exe	28
PID 1820 wrote to memory of 1052	1820	Facturas Pagadas al Vencimiento.exe	28
PID 1820 wrote to memory of 1052	1820	Facturas Pagadas al Vencimiento.exe	28
PID 1820 wrote to memory of 1052	1820	Facturas Pagadas al Vencimiento.exe	28

C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe
"C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:240
- C:\Users\Admin\AppData\Local\Temp\Facturas Pagadas al Vencimiento.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:1052

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1820-0-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1820-2-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1820-3-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

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