Analysis

  • max time kernel
    153s
  • max time network
    199s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20-05-2022 23:35

General

  • Target

    30% Swift Scan0076567865.exe

  • Size

    881KB

  • MD5

    18d072ed64a848f29404519c3969ac2f

  • SHA1

    e72a33598531541392e5059a72c18e6e2481f9e2

  • SHA256

    9c7b103e3aaa595ae90af29253f1c0c7062dba34fd4b97070644105b025a3488

  • SHA512

    5f6047f683570ca81fe854da8a3b0fc778a20b06f9d9f7acd65b219278eb050663f181844a26e0e70a64c6942b2c58e900cc0562c60e5266c0ddddf373fa8fcb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.pharco--corp.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    (UxyAlp7

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\30% Swift Scan0076567865.exe
    "C:\Users\Admin\AppData\Local\Temp\30% Swift Scan0076567865.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\AppData\Local\Temp\30% Swift Scan0076567865.exe
      "{path}"
      2⤵
        PID:1312
      • C:\Users\Admin\AppData\Local\Temp\30% Swift Scan0076567865.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1764

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\30% Swift Scan0076567865.exe.log
      Filesize

      507B

      MD5

      8cf94b5356be60247d331660005941ec

      SHA1

      fdedb361f40f22cb6a086c808fc0056d4e421131

      SHA256

      52a5b2d36f2b72cb02c695cf7ef46444dda73d4ea82a73e0894c805fa9987bc0

      SHA512

      b886dfc8bf03f8627f051fb6e2ac40ae2e7713584695a365728eb2e2c87217830029aa35bd129c642fa03dde3f7a7dd5690b16248676be60a6bb5f497fb23651

    • memory/1312-134-0x0000000000000000-mapping.dmp
    • memory/1764-135-0x0000000000000000-mapping.dmp
    • memory/1764-136-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

    • memory/1764-138-0x0000000005AE0000-0x0000000005B46000-memory.dmp
      Filesize

      408KB

    • memory/1764-139-0x0000000006600000-0x0000000006650000-memory.dmp
      Filesize

      320KB

    • memory/3016-130-0x0000000000140000-0x0000000000222000-memory.dmp
      Filesize

      904KB

    • memory/3016-131-0x0000000005500000-0x0000000005AA4000-memory.dmp
      Filesize

      5.6MB

    • memory/3016-132-0x0000000004E60000-0x0000000004EF2000-memory.dmp
      Filesize

      584KB

    • memory/3016-133-0x00000000050F0000-0x000000000518C000-memory.dmp
      Filesize

      624KB