Analysis

  • max time kernel
    92s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 08:43

General

  • Target

    070ce8d430fc2f4619e6e5843831dabe5903d25f9561cf1fe1551359abafdbba.exe

  • Size

    693KB

  • MD5

    522e754681dd0ce6ee093418debaaaa3

  • SHA1

    d92c7b8bcd8d3b3e468c27bd68c724538dd78cac

  • SHA256

    070ce8d430fc2f4619e6e5843831dabe5903d25f9561cf1fe1551359abafdbba

  • SHA512

    ef37b15e0a3887b68da233b5158e07b16e0a1f1e88d30ca5d6d5572d17f2d98f29d54c41bbc0c23b1584abd8ac98536a046f1acbb353f1c0c8e92255a0c6eb00

  • SSDEEP

    12288:IK8BjODxaucUL49JU2WIJmZi9709qXQ+jOyLSESPPn+SdSzUqrmld2/Qaq/KgIuK:IlBy1Zp7CN6GyY/qb2/Qt/0WM

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.araskargopost.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    company1960

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\070ce8d430fc2f4619e6e5843831dabe5903d25f9561cf1fe1551359abafdbba.exe
    "C:\Users\Admin\AppData\Local\Temp\070ce8d430fc2f4619e6e5843831dabe5903d25f9561cf1fe1551359abafdbba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HnNUYxtn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp867F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:956
    • C:\Users\Admin\AppData\Local\Temp\070ce8d430fc2f4619e6e5843831dabe5903d25f9561cf1fe1551359abafdbba.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1968

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp867F.tmp

    Filesize

    1KB

    MD5

    a6dccc550c3c5163f2c8ce50f6dfae35

    SHA1

    c4de93888dc47c22009f397b4d3977bb9533f9b1

    SHA256

    5cc3d4714ce61c7353053cdd0501e9197d2a3b9084d41fe2bb723d1e8870ddd1

    SHA512

    6a591c02c0734e41ef692cb637e856c13428632e0fb3bff1ef7542065a43cefe6a06db220f213ef7c71ed31e1a93add8cf6747875161ae444bdda1271c3ca757

  • memory/956-58-0x0000000000000000-mapping.dmp

  • memory/1764-54-0x0000000000E60000-0x0000000000F16000-memory.dmp

    Filesize

    728KB

  • memory/1764-55-0x0000000076261000-0x0000000076263000-memory.dmp

    Filesize

    8KB

  • memory/1764-56-0x0000000000A00000-0x0000000000A0A000-memory.dmp

    Filesize

    40KB

  • memory/1764-57-0x0000000005AD0000-0x0000000005B50000-memory.dmp

    Filesize

    512KB

  • memory/1968-60-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-61-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-64-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-66-0x000000000043751E-mapping.dmp

  • memory/1968-65-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-68-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1968-70-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB