Analysis

  • max time kernel
    110s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    06-04-2022 16:32

General

  • Target

    a51e8dfe9b216175acbc225de1ceb0f5.exe

  • Size

    515KB

  • MD5

    a51e8dfe9b216175acbc225de1ceb0f5

  • SHA1

    36d347c6139c66656becec8bf698b1d6281b5b5f

  • SHA256

    7b29b24825a35a5d19c29cc434143b3f2937acbb86b959f86a3945f13264e84e

  • SHA512

    28c0285df3661ff2bb069f695117d0ca3e209cbde52bf0a73b71c14aad8d4db648fea11dd52b4847b5e5becafcab6509be35f1a176c594d04e80a12fd23eb48c

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.eurologictics.com
  • Port:
    587
  • Username:
    Support@eurologictics.com
  • Password:
    9_Qimn35

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.eurologictics.com
  • Port:
    587
  • Username:
    Support@eurologictics.com
  • Password:
    9_Qimn35
  • Email To:
    asala.almosawi@anwar-alhermal.com

Signatures

  • AgentTesla

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

  • suricata: ET MALWARE MSIL/Kryptik.XSY Data Exfil via SMTP

    suricata: ET MALWARE MSIL/Kryptik.XSY Data Exfil via SMTP

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe
    "C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe
      "C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe"
      2⤵
        PID:1464
      • C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe
        "C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe"
        2⤵
          PID:964
        • C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe
          "C:\Users\Admin\AppData\Local\Temp\a51e8dfe9b216175acbc225de1ceb0f5.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:4272

      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\a51e8dfe9b216175acbc225de1ceb0f5.exe.log
        Filesize

        1KB

        MD5

        e08f822522c617a40840c62e4b0fb45e

        SHA1

        ae516dca4da5234be6676d3f234c19ec55725be7

        SHA256

        bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

        SHA512

        894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

      • memory/964-131-0x0000000000000000-mapping.dmp
      • memory/1296-124-0x0000000000030000-0x00000000000B6000-memory.dmp
        Filesize

        536KB

      • memory/1296-125-0x0000000005080000-0x0000000005624000-memory.dmp
        Filesize

        5.6MB

      • memory/1296-126-0x0000000004AD0000-0x0000000004B62000-memory.dmp
        Filesize

        584KB

      • memory/1296-127-0x0000000004A60000-0x0000000004A6A000-memory.dmp
        Filesize

        40KB

      • memory/1296-128-0x00000000082A0000-0x000000000833C000-memory.dmp
        Filesize

        624KB

      • memory/1296-129-0x0000000008530000-0x0000000008596000-memory.dmp
        Filesize

        408KB

      • memory/1464-130-0x0000000000000000-mapping.dmp
      • memory/4272-132-0x0000000000000000-mapping.dmp
      • memory/4272-133-0x0000000000400000-0x000000000043A000-memory.dmp
        Filesize

        232KB

      • memory/4272-135-0x0000000006130000-0x0000000006180000-memory.dmp
        Filesize

        320KB