Analysis

  • max time kernel
    118s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    22-10-2021 08:45

General

  • Target

    MV OCEAN DRAGON - SHIP PARTICULARS & OCEAN DRAGON - STOWAGE PLAN.pdf.exe

  • Size

    482KB

  • MD5

    43d51713fd393de6a97793c342d51b9b

  • SHA1

    483cda88bfea3555de80f01d72aa4d52c4c6bdcf

  • SHA256

    791c27879e42834fdb2537f9e0be908112a74429f7a3b7ac62e8735a3b764951

  • SHA512

    c5d5e86d074caf9a440cabddc6bc5f839b35c0fad62ce8dc382d43d96f9208cbcc7a94b918bb6c314606ff3fe286575a611460401f4367f9c3f3cdd3b1491d32

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.penavico--cz.com
  • Port:
    587
  • Username:
    ops@penavico--cz.com
  • Password:
    Fq$L%J((!6

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 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 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV OCEAN DRAGON - SHIP PARTICULARS & OCEAN DRAGON - STOWAGE PLAN.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\MV OCEAN DRAGON - SHIP PARTICULARS & OCEAN DRAGON - STOWAGE PLAN.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Users\Admin\AppData\Local\Temp\MV OCEAN DRAGON - SHIP PARTICULARS & OCEAN DRAGON - STOWAGE PLAN.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\MV OCEAN DRAGON - SHIP PARTICULARS & OCEAN DRAGON - STOWAGE PLAN.pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1508

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

  • memory/1508-57-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-58-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-59-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-60-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-61-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-62-0x0000000000436A8E-mapping.dmp
  • memory/1508-63-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1508-65-0x00000000049B0000-0x00000000049B1000-memory.dmp
    Filesize

    4KB

  • memory/1876-54-0x0000000000A30000-0x0000000000A31000-memory.dmp
    Filesize

    4KB

  • memory/1876-56-0x0000000004D20000-0x0000000004D21000-memory.dmp
    Filesize

    4KB