Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2023, 10:47

General

  • Target

    download.exe

  • Size

    163KB

  • MD5

    fde1998a4f91b01722de069c5496560b

  • SHA1

    1cb01d36f19e0317843ffa8936e4aced4c63d61d

  • SHA256

    0ace5259a5f3de5bfd71221aac959b8054bc31018aac425aa440aa4fe451ebb8

  • SHA512

    506ab8a7a0240c0c071288c8c7465cbc048eac0f87d08ae5a8883100b20e0324f40020d433f488df47d3449d1f51a866bfbcfd57fa548f5275aed2d7e155ca3e

  • SSDEEP

    3072:K70cnZBhtu/9mIkoEgqEKJikXAvvqKcO7xEoCp501gkA/jz7d6:K70cnZBhtuwkEWyiPa4nXDA/X

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.aktivos.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    6eBS[U_l-x4$

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\download.exe
    "C:\Users\Admin\AppData\Local\Temp\download.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2836-0-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2836-1-0x0000000000E50000-0x0000000000E80000-memory.dmp

    Filesize

    192KB

  • memory/2836-2-0x0000000005D70000-0x0000000006314000-memory.dmp

    Filesize

    5.6MB

  • memory/2836-3-0x0000000005840000-0x0000000005850000-memory.dmp

    Filesize

    64KB

  • memory/2836-4-0x00000000058C0000-0x0000000005926000-memory.dmp

    Filesize

    408KB

  • memory/2836-5-0x0000000006770000-0x00000000067C0000-memory.dmp

    Filesize

    320KB

  • memory/2836-6-0x0000000006960000-0x00000000069F2000-memory.dmp

    Filesize

    584KB

  • memory/2836-7-0x0000000006900000-0x000000000690A000-memory.dmp

    Filesize

    40KB

  • memory/2836-8-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2836-9-0x0000000005840000-0x0000000005850000-memory.dmp

    Filesize

    64KB