Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 02:15

General

  • Target

    DHL PSZR00000336-EB.exe

  • Size

    833KB

  • MD5

    dbcfa3e5a5034f917af5f73a3478a558

  • SHA1

    182f3f8dfc90c79e2e88b88ebffe735f9c408023

  • SHA256

    ec8b1cce7a848e87a0a99f285f5c457ebd1772cb0cf09e8589d325b77dedcd43

  • SHA512

    6674e123fb6f147ae0c8d819e5d6fa3fc61842cf1ece4c57abe13a62d4a1204edd21e26ba01cf5b5863126981ee4f36edce8225b6cd79e87012b5de478ab86c4

  • SSDEEP

    24576:gLek+pJQV3VYTkU+8jGuNOMmUFkfI2vz:ACJU8/Gu8wcI2

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1864-0-0x0000000001300000-0x00000000013D6000-memory.dmp

    Filesize

    856KB

  • memory/1864-1-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1864-2-0x0000000000600000-0x0000000000640000-memory.dmp

    Filesize

    256KB

  • memory/1864-3-0x00000000005C0000-0x00000000005D8000-memory.dmp

    Filesize

    96KB

  • memory/1864-4-0x0000000000390000-0x0000000000398000-memory.dmp

    Filesize

    32KB

  • memory/1864-5-0x00000000005E0000-0x00000000005EA000-memory.dmp

    Filesize

    40KB

  • memory/1864-6-0x0000000005E10000-0x0000000005E8C000-memory.dmp

    Filesize

    496KB

  • memory/1864-19-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2828-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-18-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2828-20-0x0000000000E20000-0x0000000000E60000-memory.dmp

    Filesize

    256KB

  • memory/2828-23-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2828-24-0x0000000000E20000-0x0000000000E60000-memory.dmp

    Filesize

    256KB