Resubmissions

24-07-2023 06:32

230724-haylwaag65 10

16-07-2023 18:15

230716-wwbacshb7z 10

Analysis

  • max time kernel
    115s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2023 06:32

General

  • Target

    1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe

  • Size

    893KB

  • MD5

    fc244b1c847df436078ad4be6fc87b31

  • SHA1

    fe3e0ecfd542f62e35b4ff70820d927b4bb16bb6

  • SHA256

    1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93

  • SHA512

    98bf67fb3d7a79c9b635f2ca591408cf5d1c65731bd79c26da9d6a381ed7fcf1acaf7123135de9402c022b43257d69342bc291e460b98ea35a4b901ea1685316

  • SSDEEP

    12288:WZaKM/1q9I6/kldSCGDyaod+ik4g8y3SoDSNgk6u+IKlw7xGJk4xmHLOXOiuSJ:WZnM/OPW2rEloDCgk6gKSdJ4xAaln

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.pharco--corp.com
  • Port:
    587
  • Username:
    mohamed.elshimy@pharco--corp.com
  • Password:
    tHKfMRa2

Signatures

  • AgentTesla

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

  • AgentTesla payload 7 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
    "C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Users\Admin\AppData\Local\Temp\1d9b74bfd7d922cfd20bc8197eb35c39ac6d4ed60b918b83133feb4ea7973c93.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2856

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2840-76-0x0000000074A00000-0x00000000750EE000-memory.dmp
    Filesize

    6MB

  • memory/2840-56-0x0000000000370000-0x000000000037A000-memory.dmp
    Filesize

    40KB

  • memory/2840-54-0x00000000010A0000-0x0000000001186000-memory.dmp
    Filesize

    920KB

  • memory/2840-57-0x0000000074A00000-0x00000000750EE000-memory.dmp
    Filesize

    6MB

  • memory/2840-58-0x00000000070E0000-0x0000000007120000-memory.dmp
    Filesize

    256KB

  • memory/2840-59-0x0000000001020000-0x0000000001074000-memory.dmp
    Filesize

    336KB

  • memory/2840-60-0x00000000070E0000-0x0000000007120000-memory.dmp
    Filesize

    256KB

  • memory/2840-55-0x0000000074A00000-0x00000000750EE000-memory.dmp
    Filesize

    6MB

  • memory/2856-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2856-75-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-82-0x0000000005030000-0x0000000005070000-memory.dmp
    Filesize

    256KB

  • memory/2856-61-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-63-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-71-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-65-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-73-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/2856-79-0x0000000074A00000-0x00000000750EE000-memory.dmp
    Filesize

    6MB

  • memory/2856-78-0x0000000005030000-0x0000000005070000-memory.dmp
    Filesize

    256KB

  • memory/2856-77-0x0000000074A00000-0x00000000750EE000-memory.dmp
    Filesize

    6MB

  • memory/2856-80-0x0000000005030000-0x0000000005070000-memory.dmp
    Filesize

    256KB

  • memory/2856-81-0x0000000005030000-0x0000000005070000-memory.dmp
    Filesize

    256KB

  • memory/2856-67-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB