General

  • Target

    TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.z

  • Size

    393KB

  • Sample

    200710-mkdqetj9pj

  • MD5

    ddcc56e982f2e02918ccd8eef98258f8

  • SHA1

    a2d2d0b1d1ad1d177f0468ad8926eb71894ae59b

  • SHA256

    1e87b346a773fe66f829b839da905860c6ae765e5f09d1d5ed19613fdf08c1ac

  • SHA512

    13760594300ae06c5d60f6434daf1dd209b7ee16ec2cce1f95841637df77bfff7f8a5a17bf9380c6d418d68403cbec66facb5597382fe234a885734828f71dc7

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.rebu.co.rw/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    o^Z0CIU?^yL2

  • Protocol:
    ftp
  • Host:
    ftp://ftp.rebu.co.rw/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    o^Z0CIU?^yL2

Targets

    • Target

      TT DOC SWIFT _679388 190617_2019-NLCIV000003576_ES146009_30309679.exe

    • Size

      432KB

    • MD5

      b5c7a29264b4d054fa8ab1833b6f5db5

    • SHA1

      0b59c38fcdefff646150d48e8d5f3a7e60a5f0f1

    • SHA256

      a5ffa8a9df04f5c586bcfa6b8a66b84e9709b248b5832fabaf192a52695938c3

    • SHA512

      af653383a85111f545974fa872a4827067acdab1caddc4cbfcc1f111cd1a11182370b72e7703318f915ca05f2f1da7241052048b1442c6e483cbe5bb0f3023a0

    • AgentTesla

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

    • AgentTesla Payload

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks