Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 12:52

General

  • Target

    c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe

  • Size

    721KB

  • MD5

    b698ca473fb24d86cae5fffcaf7231aa

  • SHA1

    9e49a08133f0d24d413b0e236a1eb63d82d96607

  • SHA256

    c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f

  • SHA512

    931beb81befa4f8f644e477d97c2cd3518ac7974d39a4b8cae6ec78c960b43dd3f866acf3e669e46b30617bccab75fedc3e72762270f02a405395ccce456b86f

  • SSDEEP

    12288:60pei36RiEUJO/b3v6zmmtX6z4PX+sYA6gj0+K49QDwykR:dpp360xJVmm5vvLuE0+K4+Dq

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alitextile.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname321@

Extracted

Family

agenttesla

Credentials

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.

  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe
    "C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe
      "C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe"
      2⤵
        PID:2004
      • C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe
        "C:\Users\Admin\AppData\Local\Temp\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1772

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\c7644b6aa4134db0c155b2d2d52c72ec867a81303de9bb8712a88a2345a8508f.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • memory/1772-11-0x0000000000400000-0x0000000000442000-memory.dmp

            Filesize

            264KB

          • memory/1772-19-0x0000000074B80000-0x0000000075330000-memory.dmp

            Filesize

            7.7MB

          • memory/1772-18-0x0000000006C70000-0x0000000006CC0000-memory.dmp

            Filesize

            320KB

          • memory/1772-17-0x0000000005550000-0x00000000055B6000-memory.dmp

            Filesize

            408KB

          • memory/1772-16-0x0000000074B80000-0x0000000075330000-memory.dmp

            Filesize

            7.7MB

          • memory/1772-14-0x0000000074B80000-0x0000000075330000-memory.dmp

            Filesize

            7.7MB

          • memory/2536-4-0x0000000004FA0000-0x0000000004FAA000-memory.dmp

            Filesize

            40KB

          • memory/2536-8-0x0000000004970000-0x0000000004980000-memory.dmp

            Filesize

            64KB

          • memory/2536-9-0x00000000063E0000-0x0000000006464000-memory.dmp

            Filesize

            528KB

          • memory/2536-10-0x00000000107F0000-0x000000001088C000-memory.dmp

            Filesize

            624KB

          • memory/2536-7-0x0000000005560000-0x000000000556C000-memory.dmp

            Filesize

            48KB

          • memory/2536-6-0x0000000007960000-0x0000000007982000-memory.dmp

            Filesize

            136KB

          • memory/2536-5-0x0000000074B80000-0x0000000075330000-memory.dmp

            Filesize

            7.7MB

          • memory/2536-15-0x0000000074B80000-0x0000000075330000-memory.dmp

            Filesize

            7.7MB

          • memory/2536-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

            Filesize

            4KB

          • memory/2536-3-0x0000000004FC0000-0x0000000005052000-memory.dmp

            Filesize

            584KB

          • memory/2536-2-0x0000000005570000-0x0000000005B14000-memory.dmp

            Filesize

            5.6MB

          • memory/2536-1-0x0000000000630000-0x00000000006E6000-memory.dmp

            Filesize

            728KB