Analysis

  • max time kernel
    144s
  • max time network
    37s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    29-06-2020 18:03

General

  • Target

    PO 337621190.exe

  • Size

    424KB

  • MD5

    6f50b236f378df6cdf0eaa112801ac77

  • SHA1

    6aa4fb1964874abd610ecae473eefde14f838cc3

  • SHA256

    9ee14129aed749b3ddb6012c0eb79dec8fe3cf39f3ccd0f2de0b5b6fb4a531a9

  • SHA512

    d415c94ab7c2c556fd4f6490cc3dfdd07d092764a58c49fc318785b40a3b5367ced12dc4468bc277d5b7da11424dc268b0a84816e15a9d094c1693cae7c8866a

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • AgentTesla

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO 337621190.exe
    "C:\Users\Admin\AppData\Local\Temp\PO 337621190.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:676
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YAjLYpEYhP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6537.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1840
    • C:\Users\Admin\AppData\Local\Temp\PO 337621190.exe
      "C:\Users\Admin\AppData\Local\Temp\PO 337621190.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1860

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6537.tmp
  • memory/1840-0-0x0000000000000000-mapping.dmp
  • memory/1860-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1860-3-0x000000000044750E-mapping.dmp
  • memory/1860-4-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/1860-5-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB