Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 02:51

General

  • Target

    f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7.exe

  • Size

    359KB

  • MD5

    3d8387165f598a91bed3e01226eeb361

  • SHA1

    734a62f0a6857685948e103371141ab0ea671a88

  • SHA256

    f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7

  • SHA512

    82586f6f0a7aa698e6528967a1b6063e25cb71fb4b3f00fbc404df8ce23e7a858494e718e1ed61837b2c8059b2e3272eba271a3524b78c1ed227f65e7d02d4c3

  • SSDEEP

    6144:8GAnVFGQrkX66k7RT42dhRF7JcaDUmPnSF+jwqw5G9Zo8EytGN5kSll:V4Gj1wlLRFl5UAn1q44Io

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    gridplant.xyz
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    24/7TryLock!!

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 2 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7.exe
    "C:\Users\Admin\AppData\Local\Temp\f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3364
    • C:\Users\Admin\AppData\Local\Temp\f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7.exe
      "C:\Users\Admin\AppData\Local\Temp\f457e5bf42cab1972ff3b83dceba3bf770d924cd44983e66f1164af0a02a68e7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1592
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3484

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1592-12-0x0000000006C30000-0x0000000006CC2000-memory.dmp
      Filesize

      584KB

    • memory/1592-10-0x0000000006A00000-0x0000000006A50000-memory.dmp
      Filesize

      320KB

    • memory/1592-15-0x0000000005600000-0x0000000005610000-memory.dmp
      Filesize

      64KB

    • memory/1592-14-0x0000000074ED0000-0x0000000075680000-memory.dmp
      Filesize

      7.7MB

    • memory/1592-13-0x0000000006BE0000-0x0000000006BEA000-memory.dmp
      Filesize

      40KB

    • memory/1592-5-0x0000000074ED0000-0x0000000075680000-memory.dmp
      Filesize

      7.7MB

    • memory/1592-11-0x0000000006AF0000-0x0000000006B8C000-memory.dmp
      Filesize

      624KB

    • memory/1592-6-0x0000000005BC0000-0x0000000006164000-memory.dmp
      Filesize

      5.6MB

    • memory/1592-4-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/1592-8-0x0000000005380000-0x00000000053E6000-memory.dmp
      Filesize

      408KB

    • memory/1592-7-0x0000000005600000-0x0000000005610000-memory.dmp
      Filesize

      64KB

    • memory/3364-1-0x0000000000E20000-0x0000000000E80000-memory.dmp
      Filesize

      384KB

    • memory/3364-0-0x0000000074ED0000-0x0000000075680000-memory.dmp
      Filesize

      7.7MB

    • memory/3364-9-0x0000000074ED0000-0x0000000075680000-memory.dmp
      Filesize

      7.7MB

    • memory/3364-3-0x0000000003260000-0x0000000003261000-memory.dmp
      Filesize

      4KB

    • memory/3364-2-0x0000000005970000-0x0000000005980000-memory.dmp
      Filesize

      64KB