Analysis

  • max time kernel
    116s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 01:18

General

  • Target

    6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe

  • Size

    689KB

  • MD5

    96a2ec227cf9e2f95855d82dda6de44f

  • SHA1

    6c46c3006a7b36b8687378daf0ebcc2d940d28ff

  • SHA256

    6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df

  • SHA512

    c5e35e60489bccc115fef3a1006f309a8f528ded84d25aeba4995da67f4c04a9a92a9ef8bf5bde920ab6fbc4ad7e44daab524f6f179a50e8d545dc161d1b353e

  • SSDEEP

    12288:E/M0YOwqOp9exqXwcXZTmTwB7Dr3/3dUqk0bji9Tv6QTvlSaDpKiw7L8:dO7InXJVmwv3/362jk6Q9Vy8

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6479234125:AAGR9wD3O4QFw8tDpYUc9GT0Rx3fOS9zKv0/

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe
    "C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe
      "C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe"
      2⤵
        PID:2192
      • C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe
        "C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe"
        2⤵
          PID:1592
        • C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe
          "C:\Users\Admin\AppData\Local\Temp\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4472

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Credential Access

      Unsecured Credentials

      4
      T1552

      Credentials In Files

      3
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Collection

      Data from Local System

      4
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\6a1272eecec60da3d209306472693e37794688afe2ef73a88caa8f544fad78df.exe.log
        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/4308-8-0x0000000006AF0000-0x0000000006B72000-memory.dmp
        Filesize

        520KB

      • memory/4308-5-0x0000000005130000-0x000000000513A000-memory.dmp
        Filesize

        40KB

      • memory/4308-9-0x0000000009160000-0x00000000091FC000-memory.dmp
        Filesize

        624KB

      • memory/4308-4-0x00000000053E0000-0x00000000053F0000-memory.dmp
        Filesize

        64KB

      • memory/4308-14-0x00000000752C0000-0x0000000075A70000-memory.dmp
        Filesize

        7.7MB

      • memory/4308-6-0x00000000054A0000-0x00000000054BA000-memory.dmp
        Filesize

        104KB

      • memory/4308-7-0x0000000005480000-0x000000000548C000-memory.dmp
        Filesize

        48KB

      • memory/4308-0-0x0000000000680000-0x0000000000732000-memory.dmp
        Filesize

        712KB

      • memory/4308-3-0x0000000005150000-0x00000000051E2000-memory.dmp
        Filesize

        584KB

      • memory/4308-2-0x0000000005660000-0x0000000005C04000-memory.dmp
        Filesize

        5.6MB

      • memory/4308-1-0x00000000752C0000-0x0000000075A70000-memory.dmp
        Filesize

        7.7MB

      • memory/4472-13-0x00000000752C0000-0x0000000075A70000-memory.dmp
        Filesize

        7.7MB

      • memory/4472-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/4472-15-0x0000000004E20000-0x0000000004E30000-memory.dmp
        Filesize

        64KB

      • memory/4472-16-0x0000000004F30000-0x0000000004F96000-memory.dmp
        Filesize

        408KB

      • memory/4472-17-0x0000000005D40000-0x0000000005D90000-memory.dmp
        Filesize

        320KB

      • memory/4472-18-0x00000000752C0000-0x0000000075A70000-memory.dmp
        Filesize

        7.7MB