Analysis

  • max time kernel
    163s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    14-04-2022 12:33

General

  • Target

    d523fd0dbe2daaefc69c8cf403488c391bae37f7992999f973ad9aae0b6b7d31.exe

  • Size

    986KB

  • MD5

    534ddc77f7ed6bf0b772408d30fd0677

  • SHA1

    c0ab134c8f28764d1013667e81cfed900f8cc3f0

  • SHA256

    d523fd0dbe2daaefc69c8cf403488c391bae37f7992999f973ad9aae0b6b7d31

  • SHA512

    99f45980e76e7f9a2e6442b1e1a21609ca1204018efee936b3f8ff4a44667c27a55a2a284b27b530d4505ceb9705720df9f10171a4bbe98f731ccfd717272017

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zeytinpark.com.tr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    zeytinparkbc07

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d523fd0dbe2daaefc69c8cf403488c391bae37f7992999f973ad9aae0b6b7d31.exe
    "C:\Users\Admin\AppData\Local\Temp\d523fd0dbe2daaefc69c8cf403488c391bae37f7992999f973ad9aae0b6b7d31.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pifGBuBmOvzJED" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDAD6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:880
    • C:\Users\Admin\AppData\Local\Temp\d523fd0dbe2daaefc69c8cf403488c391bae37f7992999f973ad9aae0b6b7d31.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:660

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpDAD6.tmp

    Filesize

    1KB

    MD5

    2ab7ea1b8624bac4378928c2ab0766d4

    SHA1

    7c6b584e28acc54b30a15cebf6fc98310efa0d79

    SHA256

    c0e4e32a5d1110ac79e8e0ccbaac17423157d19f0715d8e85cd333ebabb5dcfb

    SHA512

    2510ba95af8aa078af93b0533467b940b40fc9a781e7a0c4cd3865cf8e175e9ee824779419d2347f3ac7e6d1f916a44e22bb35b2ee6cf46c713776b797954dfa

  • memory/660-64-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-59-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-60-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-62-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-67-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-69-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1756-56-0x0000000007ED0000-0x0000000007F88000-memory.dmp

    Filesize

    736KB

  • memory/1756-55-0x0000000000520000-0x000000000053E000-memory.dmp

    Filesize

    120KB

  • memory/1756-54-0x0000000000A00000-0x0000000000AFC000-memory.dmp

    Filesize

    1008KB