Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 01:44

General

  • Target

    fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe

  • Size

    758KB

  • MD5

    2a36cd86ffb5a14f3c12aaf95cce61e3

  • SHA1

    acdcc7069ac22140ba95cdd113bff13ff49d9946

  • SHA256

    fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e

  • SHA512

    08f64074240b5dfb228b6d0bb8d9b62100efc5f220334050e4df650c73c1fa8becf454673bfa28fb5f77c6b55ada0ebf5a90c9f685295b0acae86c2fe9aebd61

  • SSDEEP

    12288:adVkygw02h5Xy5qdNygtO3Fer5T9EscGoy1gACUcW9uYwQ+xuaMl7zoiMjaOf8HR:awjQy4dAwO1edTistoy1g5+EYkKpot/i

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    godwillxzn.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ,~B=)#zzr)o=

Extracted

Family

agenttesla

Credentials

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\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe
    "C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe
      "C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe"
      2⤵
        PID:748
      • C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe
        "C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe"
        2⤵
          PID:2428
        • C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe
          "C:\Users\Admin\AppData\Local\Temp\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1772

      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\fa735d742249b4c53ed758575e1b846de610260c6d59464c4c2c476c5c134c2e.exe.log
        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/1700-4-0x0000000005730000-0x0000000005740000-memory.dmp
        Filesize

        64KB

      • memory/1700-3-0x0000000005750000-0x00000000057E2000-memory.dmp
        Filesize

        584KB

      • memory/1700-9-0x0000000006E80000-0x0000000006F02000-memory.dmp
        Filesize

        520KB

      • memory/1700-14-0x0000000075360000-0x0000000075B10000-memory.dmp
        Filesize

        7.7MB

      • memory/1700-5-0x0000000005910000-0x000000000591A000-memory.dmp
        Filesize

        40KB

      • memory/1700-6-0x00000000059F0000-0x0000000005A8C000-memory.dmp
        Filesize

        624KB

      • memory/1700-7-0x0000000005C00000-0x0000000005C12000-memory.dmp
        Filesize

        72KB

      • memory/1700-8-0x0000000005C20000-0x0000000005C2C000-memory.dmp
        Filesize

        48KB

      • memory/1700-0-0x0000000000C90000-0x0000000000D50000-memory.dmp
        Filesize

        768KB

      • memory/1700-2-0x0000000005C60000-0x0000000006204000-memory.dmp
        Filesize

        5.6MB

      • memory/1700-1-0x0000000075360000-0x0000000075B10000-memory.dmp
        Filesize

        7.7MB

      • memory/1772-19-0x0000000005530000-0x0000000005540000-memory.dmp
        Filesize

        64KB

      • memory/1772-13-0x0000000075360000-0x0000000075B10000-memory.dmp
        Filesize

        7.7MB

      • memory/1772-16-0x0000000005540000-0x00000000055A6000-memory.dmp
        Filesize

        408KB

      • memory/1772-15-0x0000000005530000-0x0000000005540000-memory.dmp
        Filesize

        64KB

      • memory/1772-17-0x00000000062F0000-0x0000000006340000-memory.dmp
        Filesize

        320KB

      • memory/1772-18-0x0000000075360000-0x0000000075B10000-memory.dmp
        Filesize

        7.7MB

      • memory/1772-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB