Analysis

  • max time kernel
    133s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/05/2024, 06:29

General

  • Target

    3d983115cbb929fdcdcb923b05feec1c6844a9ee7702e3c1f6686c8a6d140806.exe

  • Size

    1004KB

  • MD5

    075d24eaa7b4efd472681fee7311f029

  • SHA1

    637620bde6421b9fffbd56d0314b030241bd0d81

  • SHA256

    3d983115cbb929fdcdcb923b05feec1c6844a9ee7702e3c1f6686c8a6d140806

  • SHA512

    700c8a45373cdee64b91e99ed8ab85ecbf107b8e858d3bb82919990b349868dda96eeafe8d973c6506611cba268c07e2a21e846464e2b6b7adb1790b63d13cb2

  • SSDEEP

    24576:/AHnh+eWsN3skA4RV1Hom2KXMmHaV/c9kYr/5:ih+ZkldoPK8YaV/JYd

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 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d983115cbb929fdcdcb923b05feec1c6844a9ee7702e3c1f6686c8a6d140806.exe
    "C:\Users\Admin\AppData\Local\Temp\3d983115cbb929fdcdcb923b05feec1c6844a9ee7702e3c1f6686c8a6d140806.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\3d983115cbb929fdcdcb923b05feec1c6844a9ee7702e3c1f6686c8a6d140806.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4720
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 696
      2⤵
      • Program crash
      PID:1968
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4604 -ip 4604
    1⤵
      PID:552

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/4604-10-0x0000000002530000-0x0000000002534000-memory.dmp

            Filesize

            16KB

          • memory/4720-11-0x0000000000700000-0x0000000000740000-memory.dmp

            Filesize

            256KB

          • memory/4720-12-0x00000000738CE000-0x00000000738CF000-memory.dmp

            Filesize

            4KB

          • memory/4720-13-0x0000000005200000-0x00000000057A4000-memory.dmp

            Filesize

            5.6MB

          • memory/4720-15-0x0000000004BD0000-0x0000000004C36000-memory.dmp

            Filesize

            408KB

          • memory/4720-14-0x00000000738C0000-0x0000000074070000-memory.dmp

            Filesize

            7.7MB

          • memory/4720-16-0x0000000006150000-0x00000000061A0000-memory.dmp

            Filesize

            320KB

          • memory/4720-17-0x0000000006240000-0x00000000062D2000-memory.dmp

            Filesize

            584KB

          • memory/4720-18-0x00000000061D0000-0x00000000061DA000-memory.dmp

            Filesize

            40KB

          • memory/4720-19-0x00000000738CE000-0x00000000738CF000-memory.dmp

            Filesize

            4KB

          • memory/4720-20-0x00000000738C0000-0x0000000074070000-memory.dmp

            Filesize

            7.7MB