Analysis

  • max time kernel
    155s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2023, 11:53

General

  • Target

    5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe

  • Size

    551KB

  • MD5

    2cf1bc4e8bb567307773de651dccff18

  • SHA1

    898460e54dc4a9799f094bfaf99f8a99eb43876f

  • SHA256

    5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570

  • SHA512

    85f4bafce76469a79372682453934011efbf60ed83343ab825506b3787b5cbc6f5a5bb60f68775a4b0a729741eda3977d79c49de4eec48fc97252bbba8c0c61a

  • SSDEEP

    12288:7eiamOX0qMYK0O0+yDG1MkHr6VTgEOPtepFP0CG:7eiG0qvhQMkSOPCG

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.nssltalia.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jSPKfh#5

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
    "C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4620
    • C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
      "C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"
      2⤵
        PID:3796
      • C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
        "C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:3968

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe.log

            Filesize

            1KB

            MD5

            8ec831f3e3a3f77e4a7b9cd32b48384c

            SHA1

            d83f09fd87c5bd86e045873c231c14836e76a05c

            SHA256

            7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

            SHA512

            26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

          • memory/3968-140-0x0000000000400000-0x0000000000430000-memory.dmp

            Filesize

            192KB

          • memory/3968-153-0x0000000005610000-0x0000000005620000-memory.dmp

            Filesize

            64KB

          • memory/3968-146-0x00000000075A0000-0x0000000007762000-memory.dmp

            Filesize

            1.8MB

          • memory/3968-145-0x00000000072C0000-0x0000000007310000-memory.dmp

            Filesize

            320KB

          • memory/3968-144-0x0000000005610000-0x0000000005620000-memory.dmp

            Filesize

            64KB

          • memory/3968-143-0x00000000055A0000-0x0000000005606000-memory.dmp

            Filesize

            408KB

          • memory/4620-136-0x0000000005550000-0x000000000555A000-memory.dmp

            Filesize

            40KB

          • memory/4620-139-0x0000000006E80000-0x0000000006F1C000-memory.dmp

            Filesize

            624KB

          • memory/4620-138-0x00000000056D0000-0x00000000056E0000-memory.dmp

            Filesize

            64KB

          • memory/4620-137-0x00000000056D0000-0x00000000056E0000-memory.dmp

            Filesize

            64KB

          • memory/4620-133-0x0000000000AF0000-0x0000000000B7E000-memory.dmp

            Filesize

            568KB

          • memory/4620-135-0x0000000005560000-0x00000000055F2000-memory.dmp

            Filesize

            584KB

          • memory/4620-134-0x0000000005A70000-0x0000000006014000-memory.dmp

            Filesize

            5.6MB