Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-12-2024 01:16

General

  • Target

    hesaphareketi-12-12-2024-pdf.exe

  • Size

    582KB

  • MD5

    7cc8e6f69dae9625e475ea55bfdbe7c5

  • SHA1

    01d7e6fb266b7cd8918ee40e181c32622cc988ac

  • SHA256

    ae24e763c3212288b72f7ebed7ee41ead05433fa5947985701f57a6e8170c9d7

  • SHA512

    19a783dda164da0ee0c85e08d717dede892d1b6e40bdcedb55c8f8b5fa8995aff4c6d6802db40d73c1ea5d488b27b28e5a7546f4eb4e1ddff4b802dcbc383921

  • SSDEEP

    12288:9dejysjoWH22xUklQxfAxkMcvGVzJUhP4QKSiVJaTvUF1ec:9deTJHF/QAGZvevSyabUbr

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Qb.X[.j.Yfm[

Signatures

  • AgentTesla

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

  • Agenttesla family
  • UAC bypass 3 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hesaphareketi-12-12-2024-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-12-12-2024-pdf.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2412
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\hesaphareketi-12-12-2024-pdf.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2580
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:904
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2412 -s 768
      2⤵
        PID:1832

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/904-7-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/904-5-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-6-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-4-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-13-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/904-9-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2412-1-0x00000000013A0000-0x00000000013A6000-memory.dmp

      Filesize

      24KB

    • memory/2412-0-0x000007FEF5283000-0x000007FEF5284000-memory.dmp

      Filesize

      4KB

    • memory/2412-3-0x000007FEF5280000-0x000007FEF5C6C000-memory.dmp

      Filesize

      9.9MB

    • memory/2412-2-0x0000000000450000-0x00000000004E4000-memory.dmp

      Filesize

      592KB

    • memory/2412-20-0x000007FEF5280000-0x000007FEF5C6C000-memory.dmp

      Filesize

      9.9MB

    • memory/2580-18-0x000000001B690000-0x000000001B972000-memory.dmp

      Filesize

      2.9MB

    • memory/2580-19-0x0000000001F70000-0x0000000001F78000-memory.dmp

      Filesize

      32KB