Analysis

  • max time kernel
    135s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    18-10-2021 20:07

General

  • Target

    HSBC Payment swift Copy emt 103.exe

  • Size

    482KB

  • MD5

    92d46dc497cc7f6fbb8e8dafeb5004c5

  • SHA1

    f2fce89e6f5f7d997f190d8d4aafefcc8048fbea

  • SHA256

    506909940f55e0c21e273759d8f7dcc1a3d76ea0374f212008ce871d706f1fe6

  • SHA512

    795865abb4a3bdcdbb47ed754990b4de69b6ae3554cd769880b407eb5b844d74923bec0ab08026ea843b500a0d164c0346ec0ceef52a59042cb32542e2c378bb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulletproofprotections.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Everest10account

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 IoCs
  • Drops file in Drivers directory 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HSBC Payment swift Copy emt 103.exe
    "C:\Users\Admin\AppData\Local\Temp\HSBC Payment swift Copy emt 103.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\HSBC Payment swift Copy emt 103.exe
      "C:\Users\Admin\AppData\Local\Temp\HSBC Payment swift Copy emt 103.exe"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 1056
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:928

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/928-70-0x00000000007E0000-0x00000000007E1000-memory.dmp

    Filesize

    4KB

  • memory/928-69-0x0000000000000000-mapping.dmp

  • memory/1152-55-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/1152-57-0x0000000004D90000-0x0000000004D91000-memory.dmp

    Filesize

    4KB

  • memory/1152-58-0x0000000000550000-0x0000000000558000-memory.dmp

    Filesize

    32KB

  • memory/1152-59-0x0000000005BB0000-0x0000000005C08000-memory.dmp

    Filesize

    352KB

  • memory/2044-62-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2044-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2044-64-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2044-65-0x000000000043779E-mapping.dmp

  • memory/2044-66-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2044-68-0x00000000049D0000-0x00000000049D1000-memory.dmp

    Filesize

    4KB

  • memory/2044-61-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2044-60-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB