agenttesla

General

Target

Bank Details.pdf.iso.exe
Size

521KB
Sample

201109-z2bj66vw8e
MD5

32b0333324cb7e09a5310ca329882779
SHA1

3793cb0bcad49f89cb00a272f47bea318a137e8e
SHA256

4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3
SHA512

0202c00174eeb46d214362bd8eff7a4c7ed04b8d56d4f1bd6e2a6be48889aa00a0f37a78caa6ea7a6fbdaad1a016757ab459f88ab892dfafe936fe306cdf1675

Score

10^/10

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.logserver.ga
Port:
587
Username:
201@logserver.ga
Password:
work2020

Targets

- Target
  
  Bank Details.pdf.iso.exe
- Size
  
  521KB
- MD5
  
  32b0333324cb7e09a5310ca329882779
- SHA1
  
  3793cb0bcad49f89cb00a272f47bea318a137e8e
- SHA256
  
  4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3
- SHA512
  
  0202c00174eeb46d214362bd8eff7a4c7ed04b8d56d4f1bd6e2a6be48889aa00a0f37a78caa6ea7a6fbdaad1a016757ab459f88ab892dfafe936fe306cdf1675
Score

10^/10

agenttesla coreentity keylogger persistence rezer0 spyware stealer trojan
- AgentTesla
  Agent Tesla is a remote access tool (RAT) written in visual basic.
  keylogger trojan stealer spyware agenttesla
- CoreEntity .NET Packer
  A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
  coreentity
- AgentTesla Payload
- rezer0
  Detects ReZer0, a packer with multiple versions used in various campaigns.
  rezer0
- Reads data files stored by FTP clients
  Tries to access configuration files associated with programs like FileZilla.
  spyware
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

CoreEntity .NET Packer

AgentTesla Payload

rezer0

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Adds Run key to start application

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2