Analysis

  • max time kernel
    136s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 14:31

General

  • Target

    b7f8e5d5eb84ea1419064f1d85b0e6570f9fb2b9cbc5eb72b11e463a3d7e6314.exe

  • Size

    1.4MB

  • MD5

    9fbf1890e0236da00be34bab1b6979c9

  • SHA1

    4d9f66bdc24dda4355870001a1e25494bb0e411c

  • SHA256

    b7f8e5d5eb84ea1419064f1d85b0e6570f9fb2b9cbc5eb72b11e463a3d7e6314

  • SHA512

    bf827a0c4019af1aa565a82f747872bd014159dcc73fd8d76b08051026ff997b41797279544b78b2e5434fb3cd3d72405188274bb145a57a293d7051f459796e

  • SSDEEP

    24576:OUzKsG5DaqdRk6JSpu1Ho6tsPqXz+ULhOxJ/NDCB32mJ+sz+D8yKnSk6Y8anr/:fr01nz+Ucf/UB3PJ+sKgyKQrar/

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7f8e5d5eb84ea1419064f1d85b0e6570f9fb2b9cbc5eb72b11e463a3d7e6314.exe
    "C:\Users\Admin\AppData\Local\Temp\b7f8e5d5eb84ea1419064f1d85b0e6570f9fb2b9cbc5eb72b11e463a3d7e6314.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3652
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:936

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/744-0-0x00007FFCA8C23000-0x00007FFCA8C25000-memory.dmp
      Filesize

      8KB

    • memory/744-1-0x000001C1B5740000-0x000001C1B5750000-memory.dmp
      Filesize

      64KB

    • memory/744-2-0x00007FFCA8C20000-0x00007FFCA96E1000-memory.dmp
      Filesize

      10.8MB

    • memory/744-3-0x00007FFCA8C20000-0x00007FFCA96E1000-memory.dmp
      Filesize

      10.8MB

    • memory/744-4-0x000001C1CE0E0000-0x000001C1CE174000-memory.dmp
      Filesize

      592KB

    • memory/744-10-0x00007FFCA8C20000-0x00007FFCA96E1000-memory.dmp
      Filesize

      10.8MB

    • memory/3652-8-0x00000000059B0000-0x0000000005A16000-memory.dmp
      Filesize

      408KB

    • memory/3652-7-0x0000000005DA0000-0x0000000006344000-memory.dmp
      Filesize

      5.6MB

    • memory/3652-6-0x0000000074CAE000-0x0000000074CAF000-memory.dmp
      Filesize

      4KB

    • memory/3652-9-0x0000000074CA0000-0x0000000075450000-memory.dmp
      Filesize

      7.7MB

    • memory/3652-5-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/3652-11-0x0000000006C50000-0x0000000006CA0000-memory.dmp
      Filesize

      320KB

    • memory/3652-12-0x0000000006D40000-0x0000000006DD2000-memory.dmp
      Filesize

      584KB

    • memory/3652-13-0x0000000006CD0000-0x0000000006CDA000-memory.dmp
      Filesize

      40KB

    • memory/3652-14-0x0000000074CAE000-0x0000000074CAF000-memory.dmp
      Filesize

      4KB

    • memory/3652-15-0x0000000074CA0000-0x0000000075450000-memory.dmp
      Filesize

      7.7MB