Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2023 07:38

General

  • Target

    990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe

  • Size

    614KB

  • MD5

    b46f6470550e3030e8275df2442be14a

  • SHA1

    5fb7530fbfd2e695837d75456efa6f0f8b72717e

  • SHA256

    990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a

  • SHA512

    a98452da58a0741451eee99d3cf432021e8dd00a7e33cd8970eeec174c97085118f7cad5a0bae320856a675aa7f873b1b270d2ce32ee9d46719c61f23074858d

  • SSDEEP

    12288:mqfLYYZXTyDMs1RkbSvsPTtoqhTCEYkffrdwc4vSoEYM742HpxOQCxFr0N+:9XTkMgRogWTtoqh207e/Sp82HpxOvxFw

Malware Config

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe
    "C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe
      "C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe"
      2⤵
        PID:3036
      • C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe
        "C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe"
        2⤵
          PID:3232
        • C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe
          "C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe"
          2⤵
            PID:3132
          • C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe
            "C:\Users\Admin\AppData\Local\Temp\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2972

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\990b71c0e3c625ca07987bb97900f37d10a260df8585438c48e628541509632a.exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • memory/2848-10-0x0000000008150000-0x00000000081CA000-memory.dmp

          Filesize

          488KB

        • memory/2848-15-0x0000000074400000-0x0000000074BB0000-memory.dmp

          Filesize

          7.7MB

        • memory/2848-9-0x0000000002D70000-0x0000000002D7A000-memory.dmp

          Filesize

          40KB

        • memory/2848-4-0x0000000005750000-0x0000000005760000-memory.dmp

          Filesize

          64KB

        • memory/2848-5-0x00000000054C0000-0x00000000054CA000-memory.dmp

          Filesize

          40KB

        • memory/2848-6-0x0000000005760000-0x00000000057FC000-memory.dmp

          Filesize

          624KB

        • memory/2848-7-0x0000000005900000-0x0000000005918000-memory.dmp

          Filesize

          96KB

        • memory/2848-8-0x0000000005920000-0x0000000005926000-memory.dmp

          Filesize

          24KB

        • memory/2848-3-0x0000000005520000-0x00000000055B2000-memory.dmp

          Filesize

          584KB

        • memory/2848-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

          Filesize

          5.6MB

        • memory/2848-0-0x0000000000A10000-0x0000000000AAE000-memory.dmp

          Filesize

          632KB

        • memory/2848-1-0x0000000074400000-0x0000000074BB0000-memory.dmp

          Filesize

          7.7MB

        • memory/2972-20-0x00000000055B0000-0x00000000055C0000-memory.dmp

          Filesize

          64KB

        • memory/2972-14-0x0000000074400000-0x0000000074BB0000-memory.dmp

          Filesize

          7.7MB

        • memory/2972-16-0x00000000055B0000-0x00000000055C0000-memory.dmp

          Filesize

          64KB

        • memory/2972-17-0x0000000005730000-0x0000000005796000-memory.dmp

          Filesize

          408KB

        • memory/2972-18-0x0000000006510000-0x0000000006560000-memory.dmp

          Filesize

          320KB

        • memory/2972-19-0x0000000074400000-0x0000000074BB0000-memory.dmp

          Filesize

          7.7MB

        • memory/2972-11-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB