agenttesla

General

Target

eda7136fc79a38f5ac3548da536ee932d3b1a5be741965a89c08d25aaffc2f43
Size

406KB
Sample

220520-3ljbjshbb3
MD5

880b205ea09a494b7e075c709d8e4d0d
SHA1

38c0fb1da01ee7a99431c1cebe990ee5822f723c
SHA256

eda7136fc79a38f5ac3548da536ee932d3b1a5be741965a89c08d25aaffc2f43
SHA512

48686eea44fd3bed876585e3918ec9dd3d5d245c3912a9caa6d260957f6ea0a00a01ab301373e228c0e99516422ba167dc33050e4de4dafbc747a0a34409b14e

Score

10^/10

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
335410

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
335410

Targets

- Target
  
  PO# 3323__20201506.xls.exe
- Size
  
  461KB
- MD5
  
  2928d38ac0a28d2d9e8164a885823c40
- SHA1
  
  166795207d1f948ea35d9f7927ca8fe0cc8935d0
- SHA256
  
  4e1d9e3cb83b44c13a9870d21f59b4eb335167d952a6914583a8a0259d6c16c0
- SHA512
  
  3204ae4bb8213b9434c89b2ddde19c7777597c615fa62d4259f61dbea48795d31a870bcde2a8c19d0da4747b65b886b91fc1849a2ad4a0fcb6956da7a11ac45c
Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan
- AgentTesla
  Agent Tesla is a remote access tool (RAT) written in visual basic.
  keylogger trojan stealer spyware agenttesla
- AgentTesla Payload
- ReZer0 packer
  Detects ReZer0, a packer with multiple versions used in various campaigns.
  rezer0
- Drops file in Drivers directory
- Reads data files stored by FTP clients
  Tries to access configuration files associated with programs like FileZilla.
  spyware stealer
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses Microsoft Outlook profiles
  collection
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK 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

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Tasks

Sharing

General

Malware Config

Extracted

Extracted

Targets

AgentTesla Payload

ReZer0 packer

Drops file in Drivers directory

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Tasks

static1

behavioral1

behavioral2