Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 01:54

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:2464
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4404
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
      2⤵
        PID:3492

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2464-0-0x00007FFA3ADD3000-0x00007FFA3ADD5000-memory.dmp

      Filesize

      8KB

    • memory/2464-1-0x00000194CC440000-0x00000194CC450000-memory.dmp

      Filesize

      64KB

    • memory/2464-2-0x00007FFA3ADD0000-0x00007FFA3B891000-memory.dmp

      Filesize

      10.8MB

    • memory/2464-3-0x00007FFA3ADD0000-0x00007FFA3B891000-memory.dmp

      Filesize

      10.8MB

    • memory/2464-4-0x00000194CC670000-0x00000194CC704000-memory.dmp

      Filesize

      592KB

    • memory/2464-10-0x00007FFA3ADD0000-0x00007FFA3B891000-memory.dmp

      Filesize

      10.8MB

    • memory/4404-8-0x0000000005470000-0x00000000054D6000-memory.dmp

      Filesize

      408KB

    • memory/4404-7-0x0000000005900000-0x0000000005EA4000-memory.dmp

      Filesize

      5.6MB

    • memory/4404-6-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

      Filesize

      4KB

    • memory/4404-9-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4404-5-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/4404-11-0x00000000066D0000-0x0000000006720000-memory.dmp

      Filesize

      320KB

    • memory/4404-12-0x00000000067C0000-0x0000000006852000-memory.dmp

      Filesize

      584KB

    • memory/4404-13-0x0000000006760000-0x000000000676A000-memory.dmp

      Filesize

      40KB

    • memory/4404-14-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

      Filesize

      4KB

    • memory/4404-15-0x0000000074C00000-0x00000000753B0000-memory.dmp

      Filesize

      7.7MB