General

  • Target

    0af1f6094c8601971ad9dbe4c1f75fcd7ef4d36e578ec70429dfd607474346f8

  • Size

    424KB

  • Sample

    241124-bmx3jssnen

  • MD5

    394634fbc525b112b260251f2f88cea5

  • SHA1

    3d450a365b29b3bf49c556fca19d9b7adefcb5bb

  • SHA256

    0af1f6094c8601971ad9dbe4c1f75fcd7ef4d36e578ec70429dfd607474346f8

  • SHA512

    743ada6dbc69ec69d072379af40395fc7a44fe99c8c2865a9a639e45b73ea4f7ee69cf94e04dcc83744e7781bcf06201aced8e2dacf0877bbfc9f03ce00475a0

  • SSDEEP

    6144:p/qbTI011M/OTH9fpMij1oHnKXDib7UkWHvroOTuYfgfcV3740yBObNDZZSyWfjt:p/qb3Y/O1VKeCv8faYfh8ObNt0ygZ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1338829993:AAGkgJ80sLaIYwBfp79Ps5EtdSP1XH6jBV8/sendDocument

Targets

    • Target

      0af1f6094c8601971ad9dbe4c1f75fcd7ef4d36e578ec70429dfd607474346f8

    • Size

      424KB

    • MD5

      394634fbc525b112b260251f2f88cea5

    • SHA1

      3d450a365b29b3bf49c556fca19d9b7adefcb5bb

    • SHA256

      0af1f6094c8601971ad9dbe4c1f75fcd7ef4d36e578ec70429dfd607474346f8

    • SHA512

      743ada6dbc69ec69d072379af40395fc7a44fe99c8c2865a9a639e45b73ea4f7ee69cf94e04dcc83744e7781bcf06201aced8e2dacf0877bbfc9f03ce00475a0

    • SSDEEP

      6144:p/qbTI011M/OTH9fpMij1oHnKXDib7UkWHvroOTuYfgfcV3740yBObNDZZSyWfjt:p/qb3Y/O1VKeCv8faYfh8ObNt0ygZ

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks