Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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

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 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe
    "C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe
      "C:\Users\Admin\AppData\Local\Temp\6d17c753bcc17e7f9d4a0563ca1427adbe362dc3191fc75f9a7c293d3f75cea7.exe"
      2⤵
        PID:2524
      • 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:2584

    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

    • memory/2460-0-0x00000000001D0000-0x0000000000290000-memory.dmp
      Filesize

      768KB

    • memory/2460-1-0x0000000074B20000-0x000000007520E000-memory.dmp
      Filesize

      6.9MB

    • memory/2460-2-0x0000000000B00000-0x0000000000B40000-memory.dmp
      Filesize

      256KB

    • memory/2460-3-0x00000000002D0000-0x00000000002E2000-memory.dmp
      Filesize

      72KB

    • memory/2460-4-0x0000000000330000-0x000000000033C000-memory.dmp
      Filesize

      48KB

    • memory/2460-5-0x0000000005340000-0x00000000053C2000-memory.dmp
      Filesize

      520KB

    • memory/2460-17-0x0000000074B20000-0x000000007520E000-memory.dmp
      Filesize

      6.9MB

    • memory/2584-9-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-7-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-8-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2584-12-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-14-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-16-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-6-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/2584-18-0x0000000074B20000-0x000000007520E000-memory.dmp
      Filesize

      6.9MB

    • memory/2584-19-0x0000000004880000-0x00000000048C0000-memory.dmp
      Filesize

      256KB

    • memory/2584-20-0x0000000074B20000-0x000000007520E000-memory.dmp
      Filesize

      6.9MB

    • memory/2584-21-0x0000000004880000-0x00000000048C0000-memory.dmp
      Filesize

      256KB