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Analysis

  • max time kernel
    46s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    23/05/2023, 01:22

General

  • Target

    b63331b6052cd2cdecf84fd9a481bc30a5c8404d09a5694700a6b79f5d76514a.exe

  • Size

    861KB

  • MD5

    b23048bb519459d777ae29307d0f6d78

  • SHA1

    cf7e4c2a83d7b7c31462ebc62a65dcfc310ac7d0

  • SHA256

    b63331b6052cd2cdecf84fd9a481bc30a5c8404d09a5694700a6b79f5d76514a

  • SHA512

    3f37f77ccf19bfba6cfccafbdd5f7c0d455fde354c395c3e392bdefd72bbe0a1cb9ea8b00f585a2810e35bbea5168b4c846abc357f548e7e49477a3bfecfd023

  • SSDEEP

    12288:qYsOGRSljSNcQROzin29dM7RXYszkocbZ6:d/r8B4jV

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 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\b63331b6052cd2cdecf84fd9a481bc30a5c8404d09a5694700a6b79f5d76514a.exe
    "C:\Users\Admin\AppData\Local\Temp\b63331b6052cd2cdecf84fd9a481bc30a5c8404d09a5694700a6b79f5d76514a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2004

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2004-67-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2004-88-0x0000000004EE0000-0x0000000004F20000-memory.dmp

    Filesize

    256KB

  • memory/2004-70-0x0000000004EE0000-0x0000000004F20000-memory.dmp

    Filesize

    256KB

  • memory/2004-69-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-65-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-60-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-63-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-62-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2004-61-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2024-55-0x0000000004D90000-0x0000000004DD0000-memory.dmp

    Filesize

    256KB

  • memory/2024-59-0x0000000000A30000-0x0000000000A60000-memory.dmp

    Filesize

    192KB

  • memory/2024-54-0x0000000000E00000-0x0000000000EDE000-memory.dmp

    Filesize

    888KB

  • memory/2024-58-0x00000000052B0000-0x000000000532E000-memory.dmp

    Filesize

    504KB

  • memory/2024-57-0x0000000004D90000-0x0000000004DD0000-memory.dmp

    Filesize

    256KB

  • memory/2024-56-0x00000000002B0000-0x00000000002C4000-memory.dmp

    Filesize

    80KB