Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 01:39

General

  • Target

    6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe

  • Size

    757KB

  • MD5

    35b0cdbf6950037abb693e56a94c0edd

  • SHA1

    e0dfffd328d6cb1718e26c864cdeb13cb015f227

  • SHA256

    6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7

  • SHA512

    a305175ccba932b368fe4236c5198a91278329c5db655a60c6c2797a54b309a2465dee06958456a4cde6b41c7bac7894f08ff3a1f6f0cc4ce5e29b3346610e6c

  • SSDEEP

    12288:lk93yww0wnqZmJ2+J9mNsKLIX6AFbIYdh2zraeTOiB3YNEPBuxkR:k3jlAJ2+eLIX6ophCraSOFNE5us

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    nl9.nlkoddos.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname321@

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 3 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\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe
    "C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe
      "C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2328
  • 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=3392 --field-trial-handle=2148,i,1752153415760610784,11376271161549019716,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1260

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe.log
      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/2328-10-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2328-19-0x0000000005440000-0x0000000005450000-memory.dmp
      Filesize

      64KB

    • memory/2328-18-0x0000000074440000-0x0000000074BF0000-memory.dmp
      Filesize

      7.7MB

    • memory/2328-17-0x0000000006C90000-0x0000000006CE0000-memory.dmp
      Filesize

      320KB

    • memory/2328-16-0x00000000055C0000-0x0000000005626000-memory.dmp
      Filesize

      408KB

    • memory/2328-15-0x0000000005440000-0x0000000005450000-memory.dmp
      Filesize

      64KB

    • memory/2328-13-0x0000000074440000-0x0000000074BF0000-memory.dmp
      Filesize

      7.7MB

    • memory/4076-8-0x0000000004E70000-0x0000000004E7C000-memory.dmp
      Filesize

      48KB

    • memory/4076-9-0x0000000006240000-0x00000000062C2000-memory.dmp
      Filesize

      520KB

    • memory/4076-0-0x0000000074440000-0x0000000074BF0000-memory.dmp
      Filesize

      7.7MB

    • memory/4076-7-0x0000000004E50000-0x0000000004E62000-memory.dmp
      Filesize

      72KB

    • memory/4076-14-0x0000000074440000-0x0000000074BF0000-memory.dmp
      Filesize

      7.7MB

    • memory/4076-6-0x0000000004FD0000-0x000000000506C000-memory.dmp
      Filesize

      624KB

    • memory/4076-5-0x0000000004CE0000-0x0000000004CEA000-memory.dmp
      Filesize

      40KB

    • memory/4076-4-0x0000000004ED0000-0x0000000004EE0000-memory.dmp
      Filesize

      64KB

    • memory/4076-3-0x0000000004D30000-0x0000000004DC2000-memory.dmp
      Filesize

      584KB

    • memory/4076-2-0x00000000052E0000-0x0000000005884000-memory.dmp
      Filesize

      5.6MB

    • memory/4076-1-0x0000000000230000-0x00000000002F0000-memory.dmp
      Filesize

      768KB