Analysis

  • max time kernel
    140s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 13:00

General

  • Target

    Purchase Enquiry-Y97STVZCPZC12AQ-03315904351-pdf.exe

  • Size

    668KB

  • MD5

    9119bc707a33a35acdaf7b200c333114

  • SHA1

    6e61a99702917a3a0a81ba7533955c08e2b62904

  • SHA256

    df7306e9804b036951292e2a2475f14ac6a14294ddd7d17df9f0442e4a8e28c7

  • SHA512

    034c30c5ea354c6d1b8cc37efca124af157345e7f6d2f48a01d7aa54e9e27d113b2b8b248fa139fc28694c9ae348ba1f053dda5b125f19fc314e6accd532aed8

  • SSDEEP

    12288:13Vz+4WpAEry7469rISXDopXuGPU5XULMpVN8+iLdYhGgQV+2hp8LU2Wwg+:4pAE3697XDQvGULMp3kLdYhvQVTpq

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1181759713713602600/iHsQ6OYa_KMNpOIA7OYiDu7j9BWVVvJ0gcEWr8VRve7tDH1TR5LRILIK1jr1NG5T-29a

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Enquiry-Y97STVZCPZC12AQ-03315904351-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Enquiry-Y97STVZCPZC12AQ-03315904351-pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:180
    • C:\Users\Admin\AppData\Local\Temp\Purchase Enquiry-Y97STVZCPZC12AQ-03315904351-pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Enquiry-Y97STVZCPZC12AQ-03315904351-pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/180-10-0x0000000008C90000-0x0000000008D0C000-memory.dmp

    Filesize

    496KB

  • memory/180-4-0x0000000004F10000-0x0000000004F20000-memory.dmp

    Filesize

    64KB

  • memory/180-0-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/180-16-0x0000000004F10000-0x0000000004F20000-memory.dmp

    Filesize

    64KB

  • memory/180-11-0x000000000BDB0000-0x000000000BE4C000-memory.dmp

    Filesize

    624KB

  • memory/180-5-0x0000000004D50000-0x0000000004D5A000-memory.dmp

    Filesize

    40KB

  • memory/180-6-0x0000000005060000-0x0000000005078000-memory.dmp

    Filesize

    96KB

  • memory/180-7-0x00000000050A0000-0x00000000050A8000-memory.dmp

    Filesize

    32KB

  • memory/180-8-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/180-9-0x00000000050B0000-0x00000000050BA000-memory.dmp

    Filesize

    40KB

  • memory/180-2-0x00000000052C0000-0x0000000005864000-memory.dmp

    Filesize

    5.6MB

  • memory/180-1-0x00000000002B0000-0x000000000035C000-memory.dmp

    Filesize

    688KB

  • memory/180-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

    Filesize

    584KB

  • memory/180-17-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/4624-15-0x00000000050E0000-0x00000000050F0000-memory.dmp

    Filesize

    64KB

  • memory/4624-14-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/4624-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4624-18-0x0000000005230000-0x0000000005296000-memory.dmp

    Filesize

    408KB

  • memory/4624-19-0x0000000005F10000-0x0000000005F60000-memory.dmp

    Filesize

    320KB

  • memory/4624-20-0x0000000074470000-0x0000000074C20000-memory.dmp

    Filesize

    7.7MB

  • memory/4624-21-0x00000000050E0000-0x00000000050F0000-memory.dmp

    Filesize

    64KB