Analysis

  • max time kernel
    138s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 15:03

General

  • Target

    1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe

  • Size

    892KB

  • MD5

    5472bdb4a19f4aeb9a21f8d29e007a4d

  • SHA1

    e62603099d80858b883e03bcb382d6ebc7c1b465

  • SHA256

    1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3

  • SHA512

    f87eb8dc2047d404fedb1fc3bfbdc6bb9a903145c381a2a7729282655e3192c8a7d3ee4054f34699d1b3257424ae993004ec2d42a8ada7ef487b993d3121e151

  • SSDEEP

    24576:QztUdbCkAEca3MW6PiAItmndz7JELoiRBlRpE:Q5IMW6WtSB1E0iRB7pE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.grupoasiste.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    3xa!sC56b!w6PgF

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4728
    • C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe"
      2⤵
        PID:1044
      • C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe
        "C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe"
        2⤵
          PID:4380
        • C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe
          "C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe"
          2⤵
            PID:1300
          • C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe
            "C:\Users\Admin\AppData\Local\Temp\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2244

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1890dfadf428c5c686f1166c360cf2a49c15ee73d32a35af1e76dff9efc155d3_JC.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/2244-12-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2244-21-0x0000000005390000-0x00000000053A0000-memory.dmp

          Filesize

          64KB

        • memory/2244-20-0x0000000074EB0000-0x0000000075660000-memory.dmp

          Filesize

          7.7MB

        • memory/2244-19-0x00000000058F0000-0x0000000005940000-memory.dmp

          Filesize

          320KB

        • memory/2244-18-0x0000000002E30000-0x0000000002E96000-memory.dmp

          Filesize

          408KB

        • memory/2244-17-0x0000000005390000-0x00000000053A0000-memory.dmp

          Filesize

          64KB

        • memory/2244-15-0x0000000074EB0000-0x0000000075660000-memory.dmp

          Filesize

          7.7MB

        • memory/4728-10-0x0000000008480000-0x00000000084FC000-memory.dmp

          Filesize

          496KB

        • memory/4728-9-0x0000000005120000-0x0000000005130000-memory.dmp

          Filesize

          64KB

        • memory/4728-1-0x00000000006A0000-0x0000000000786000-memory.dmp

          Filesize

          920KB

        • memory/4728-11-0x0000000006CC0000-0x0000000006D5C000-memory.dmp

          Filesize

          624KB

        • memory/4728-8-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB

        • memory/4728-7-0x0000000074EB0000-0x0000000075660000-memory.dmp

          Filesize

          7.7MB

        • memory/4728-6-0x00000000050F0000-0x000000000510C000-memory.dmp

          Filesize

          112KB

        • memory/4728-16-0x0000000074EB0000-0x0000000075660000-memory.dmp

          Filesize

          7.7MB

        • memory/4728-5-0x00000000050E0000-0x00000000050EA000-memory.dmp

          Filesize

          40KB

        • memory/4728-4-0x0000000005340000-0x0000000005350000-memory.dmp

          Filesize

          64KB

        • memory/4728-3-0x0000000005040000-0x00000000050D2000-memory.dmp

          Filesize

          584KB

        • memory/4728-2-0x0000000005710000-0x0000000005CB4000-memory.dmp

          Filesize

          5.6MB

        • memory/4728-0-0x0000000074EB0000-0x0000000075660000-memory.dmp

          Filesize

          7.7MB