Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2023 16:36

General

  • Target

    Order789409.exe

  • Size

    691KB

  • MD5

    95cd27ee2621fbb94df0253231be8f3d

  • SHA1

    e1cb2cf3c40e4cd6bfe3fc5420927acb6ce739e9

  • SHA256

    d7ace67c69529af8cb3f664c2e7313484d6c75761d4014f4696cde03f43bde84

  • SHA512

    9b31f294bd5cfcf09da771b717d020ce2a153690bfd08f124749347ecedaa24006bf28a108c8a798b25cd635f5e6f413da94a988fc2d557c5f32fd378b4f5342

  • SSDEEP

    12288:nPW797RRwf2HTueeSVnvf6zLD5FtPt+RiioWKK1V85DLKjogCQmbCpR:nPWZ7vg2HcSVnavztRioWKaS5DLKjom

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.officeemailbackup.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    fiKV73cEXrT#

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.

  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order789409.exe
    "C:\Users\Admin\AppData\Local\Temp\Order789409.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3988
    • C:\Users\Admin\AppData\Local\Temp\Order789409.exe
      "C:\Users\Admin\AppData\Local\Temp\Order789409.exe"
      2⤵
        PID:936
      • C:\Users\Admin\AppData\Local\Temp\Order789409.exe
        "C:\Users\Admin\AppData\Local\Temp\Order789409.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:5000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3988-10-0x0000000002F10000-0x0000000002F1A000-memory.dmp

      Filesize

      40KB

    • memory/3988-18-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/3988-2-0x0000000005AD0000-0x0000000006074000-memory.dmp

      Filesize

      5.6MB

    • memory/3988-3-0x0000000005520000-0x00000000055B2000-memory.dmp

      Filesize

      584KB

    • memory/3988-4-0x0000000005660000-0x00000000059B4000-memory.dmp

      Filesize

      3.3MB

    • memory/3988-5-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB

    • memory/3988-6-0x00000000060E0000-0x00000000060EA000-memory.dmp

      Filesize

      40KB

    • memory/3988-0-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/3988-8-0x00000000061E0000-0x00000000061E8000-memory.dmp

      Filesize

      32KB

    • memory/3988-1-0x0000000000A70000-0x0000000000B22000-memory.dmp

      Filesize

      712KB

    • memory/3988-7-0x00000000061B0000-0x00000000061CA000-memory.dmp

      Filesize

      104KB

    • memory/3988-11-0x0000000006EA0000-0x0000000006F1C000-memory.dmp

      Filesize

      496KB

    • memory/3988-12-0x000000000A650000-0x000000000A6EC000-memory.dmp

      Filesize

      624KB

    • memory/3988-9-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/3988-16-0x0000000005650000-0x0000000005660000-memory.dmp

      Filesize

      64KB

    • memory/5000-14-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB

    • memory/5000-17-0x0000000005650000-0x00000000056B6000-memory.dmp

      Filesize

      408KB

    • memory/5000-13-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/5000-19-0x0000000006E80000-0x0000000006ED0000-memory.dmp

      Filesize

      320KB

    • memory/5000-20-0x0000000074670000-0x0000000074E20000-memory.dmp

      Filesize

      7.7MB