General

  • Target

    447a4c0228f0f8c81f9159366e8cdda2af4a5603249f8bf6ceb6fe0d40f32b9a.exe

  • Size

    791KB

  • Sample

    241219-c7x4qavkep

  • MD5

    0be2d87edbe429042bf5eb8791a40bfd

  • SHA1

    56d20ae6ba8bcbf137164efe5ebb846b5dabfb3e

  • SHA256

    447a4c0228f0f8c81f9159366e8cdda2af4a5603249f8bf6ceb6fe0d40f32b9a

  • SHA512

    1ec02570405763f1369131cb9405f90cc8ce27f771917462c6331e584e35ba93f2c9bbf0eeeddee5f679bd978525a0dda9d9fa5ecb4ca71f1ac2dc1d43d6c005

  • SSDEEP

    24576:Gvdzpz6Jwl+mHDoR94vmsgnqVNO7qg+E5cnF:kMwQmoRkYn6NAqDE5cnF

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Targets

    • Target

      447a4c0228f0f8c81f9159366e8cdda2af4a5603249f8bf6ceb6fe0d40f32b9a.exe

    • Size

      791KB

    • MD5

      0be2d87edbe429042bf5eb8791a40bfd

    • SHA1

      56d20ae6ba8bcbf137164efe5ebb846b5dabfb3e

    • SHA256

      447a4c0228f0f8c81f9159366e8cdda2af4a5603249f8bf6ceb6fe0d40f32b9a

    • SHA512

      1ec02570405763f1369131cb9405f90cc8ce27f771917462c6331e584e35ba93f2c9bbf0eeeddee5f679bd978525a0dda9d9fa5ecb4ca71f1ac2dc1d43d6c005

    • SSDEEP

      24576:Gvdzpz6Jwl+mHDoR94vmsgnqVNO7qg+E5cnF:kMwQmoRkYn6NAqDE5cnF

    • AgentTesla

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

    • Agenttesla family

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/LangDLL.dll

    • Size

      5KB

    • MD5

      ab1db56369412fe8476fefffd11e4cc0

    • SHA1

      daad036a83b2ee2fa86d840a34a341100552e723

    • SHA256

      6f14c8f01f50a30743dac68c5ac813451463dfb427eb4e35fcdfe2410e1a913b

    • SHA512

      8d886643b4fc24adf78f76b663227d6e61863f89e0cbd49548f40dd040666ca94ea46bec9e336850e4f300995d56e6dc85b689c8e09ff46758822d280f06b03d

    • SSDEEP

      48:S46+/zTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mxofjLl:z5uPbOBtWZBV8jAWiAJCdv2CmAL

    Score
    3/10
    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      0d7ad4f45dc6f5aa87f606d0331c6901

    • SHA1

      48df0911f0484cbe2a8cdd5362140b63c41ee457

    • SHA256

      3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

    • SHA512

      c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

    • SSDEEP

      192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks