agenttesla

General

Target

ec6241aa9bc5fd1596befd06fe76754d81b689cf2fe0d532c33a28629b9b349b
Size

488KB
Sample

220521-cb5hxsgfek
MD5

82b5091731cdeec5944c5a0a9e8cbc65
SHA1

2cac06f35bf8a5ffb371d653cb87c102697ccd18
SHA256

ec6241aa9bc5fd1596befd06fe76754d81b689cf2fe0d532c33a28629b9b349b
SHA512

3072e073b53ae59ab4a7448aa6a8177ff2c80c8a444f037b511f2da61ec2139db961300998fde649e672ff405e350d69cc4de3505f9508c927a124a1f7832be8

Score

10^/10

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.1and1.com
Port:
587
Username:
usjobs@ramsoft.net
Password:
$Hari@prasad%2020

Extracted

Credentials

Protocol: smtp
Host:
smtp.1and1.com
Port:
587
Username:
usjobs@ramsoft.net
Password:
$Hari@prasad%2020

Targets

- Target
  
  Documents.exe
- Size
  
  542KB
- MD5
  
  774ce64540a4a68205bb30634225bef4
- SHA1
  
  cf4ff0fad7cfefdec0d3a46ade72ebf3565ba677
- SHA256
  
  38a112ac5ecf5d11e3e4f70fe462ec424bd0aa8c67495ac6744b0bbb8082f5ba
- SHA512
  
  9175e52fdf3e8a6a4b656a1b0e508d942c782db3e2b8f52e6c1b749c627a9c99e4f1b00b66e8d20c4250f3541e8b8e00f906222f65840d0886632a12c4557899
Score

10^/10

agenttesla collection coreentity keylogger rezer0 spyware stealer trojan suricata
- 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
- suricata: ET MALWARE AgentTesla Exfil Via SMTP
  suricata: ET MALWARE AgentTesla Exfil Via SMTP
  suricata
- AgentTesla Payload
- ReZer0 packer
  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 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

CoreEntity .NET Packer

suricata: ET MALWARE AgentTesla Exfil Via SMTP

AgentTesla Payload

ReZer0 packer

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