Analysis

  • max time kernel
    4294198s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    16-03-2022 11:30

General

  • Target

    Shipment Docs.exe

  • Size

    513KB

  • MD5

    73e5451011ebf24c6ff6b945adf6f443

  • SHA1

    33cd90107c301a1dc51b13142160dda8dc525483

  • SHA256

    5057d8b5104c79609ea7234da4d51f6883622ee5e3e1b660489d247b920f6d90

  • SHA512

    d7d405511c78565ff71887a93d5f7da6df4b3314249b2f5457678c28f1d5748558eca57d5ee1daaee45f49a9aab6506150781a5304ac5abffd679ed2bc70d463

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.indiacarpet.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    india@12345

Signatures

  • suricata: ET MALWARE AgentTesla Exfil Via SMTP

    suricata: ET MALWARE AgentTesla Exfil Via SMTP

  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Users\Admin\AppData\Local\Temp\Shipment Docs.exe
      "{path}"
      2⤵
      • Drops file in Drivers directory
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1700

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/812-54-0x00000000013B0000-0x0000000001436000-memory.dmp

    Filesize

    536KB

  • memory/812-55-0x00000000747F0000-0x0000000074EDE000-memory.dmp

    Filesize

    6.9MB

  • memory/812-56-0x0000000004F40000-0x0000000004F41000-memory.dmp

    Filesize

    4KB

  • memory/812-57-0x0000000000290000-0x000000000029A000-memory.dmp

    Filesize

    40KB

  • memory/812-58-0x00000000051A0000-0x0000000005224000-memory.dmp

    Filesize

    528KB

  • memory/812-59-0x0000000000AC0000-0x0000000000AFA000-memory.dmp

    Filesize

    232KB

  • memory/1700-60-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-62-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-64-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-66-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-68-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-70-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-72-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1700-73-0x00000000747F0000-0x0000000074EDE000-memory.dmp

    Filesize

    6.9MB

  • memory/1700-74-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

    Filesize

    4KB

  • memory/1700-75-0x0000000004EE1000-0x0000000004EE2000-memory.dmp

    Filesize

    4KB