Analysis

  • max time kernel
    299s
  • max time network
    301s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-01-2021 23:36

General

  • Target

    BLKD007026UG28.exe

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.vivaldi.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Password@123456789

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BLKD007026UG28.exe
    "C:\Users\Admin\AppData\Local\Temp\BLKD007026UG28.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2632
    • C:\Users\Admin\AppData\Local\Temp\BLKD007026UG28.exe
      "C:\Users\Admin\AppData\Local\Temp\BLKD007026UG28.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2964

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\BLKD007026UG28.exe.log

    MD5

    5e7bb97636a484b5a87e60373614279a

    SHA1

    36bfdec32eedb141a4a106d89a453326f62593ee

    SHA256

    12ed6e1df2c57556c59dfd6630fd454a9df76166f340c41ee6bc54d98e709e20

    SHA512

    448c62d538e646045d7315ff902b86f614e2dc1eb0959c22c6618fd2c8767c330d24692357559310e6b55b0c35415a14a6ab2d6d9b8d2a03186949b97190fd56

  • memory/2632-2-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

    Filesize

    4KB

  • memory/2964-3-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2964-4-0x000000000043737E-mapping.dmp

  • memory/2964-6-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/2964-7-0x0000000002881000-0x0000000002882000-memory.dmp

    Filesize

    4KB

  • memory/2964-8-0x0000000002882000-0x0000000002883000-memory.dmp

    Filesize

    4KB