Overview

overview

10

Static

static

FedexAWBCl...DF.exe

windows7_x64

10

FedexAWBCl...DF.exe

windows10_x64

3

Sharing

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General

  • Target

    FedexAWBClearanceInformation_PDF.exe

  • Size

    792KB

  • Sample

    200709-f4cn2t8c2a

  • MD5

    b0829b322fa68301b4d1ddcfa11a60a3

  • SHA1

    5fb2b75037ca30d1c22229d0b3a15544ac124e8d

  • SHA256

    e1241bc4febe8d5eeb08b49056d73fed437a4e58b84c2e71933fa30625349012

  • SHA512

    c438d77cf26a6ccb87f28804707ebe728b4f95e50e0bae7c5e79c020d1cb349acec028f3b80bef6f0d476cff2178410d149a9a8909cf968db9f3b7aeb2ccc0c1

Score
10/10
agentteslaasyncratkeyloggerpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

null:null

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • aes_key

    1z3fzEgoXZCUsXRTb5n4m2TboyKJnfKi

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    GRACE OVERFLOW

  • host

    null

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    AsyncMutex_6SI8OkPnk

  • pastebin_config

    https://pastebin.com/raw/Q3bqVVf9

  • port

    null

  • version

    0.5.7B

aes.plain

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    111aaa

Targets

    • Target

      FedexAWBClearanceInformation_PDF.exe

    • Size

      792KB

    • MD5

      b0829b322fa68301b4d1ddcfa11a60a3

    • SHA1

      5fb2b75037ca30d1c22229d0b3a15544ac124e8d

    • SHA256

      e1241bc4febe8d5eeb08b49056d73fed437a4e58b84c2e71933fa30625349012

    • SHA512

      c438d77cf26a6ccb87f28804707ebe728b4f95e50e0bae7c5e79c020d1cb349acec028f3b80bef6f0d476cff2178410d149a9a8909cf968db9f3b7aeb2ccc0c1

    Score
    10/10
    agentteslaasyncratkeyloggerpersistenceratspywarestealertrojan

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

      keyloggertrojanstealerspywareagenttesla

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • AgentTesla Payload

    • Async RAT payload

      rat

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

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

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks