Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 02:37

General

  • Target

    Payment Advice - Advice RefGLV626201911 Priority payment_Pdf__.exe

  • Size

    801KB

  • MD5

    9d97b764c4d9af6d6c75592bb14518b2

  • SHA1

    3697f7d23a1c89c834f2d9ad20df389a4ab68ee5

  • SHA256

    242145aac35df3f97a6929f8d6f2536d380de86d926e8e42a8129222cdcda2e8

  • SHA512

    13281cf03fdeafe9052e7a5187008e72432f5da3bf3be65366c07310337ab3e04cece0563a17d0c90853560da15f3e6d357ce0e0703837015ffdc302a7d136df

  • SSDEEP

    12288:nZKE6jD/62iNG5nF8dB5dPUdrtWe5QBvDRWTMQvEloqCiErdF9rIhF:nZKtD/61I2l8psb8gJ6hrIhF

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.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice RefGLV626201911 Priority payment_Pdf__.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice RefGLV626201911 Priority payment_Pdf__.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice RefGLV626201911 Priority payment_Pdf__.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice RefGLV626201911 Priority payment_Pdf__.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2264-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-22-0x0000000000C80000-0x0000000000CC0000-memory.dmp

    Filesize

    256KB

  • memory/2264-20-0x0000000074660000-0x0000000074D4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2264-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2264-23-0x0000000074660000-0x0000000074D4E000-memory.dmp

    Filesize

    6.9MB

  • memory/2264-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3060-2-0x0000000004930000-0x0000000004970000-memory.dmp

    Filesize

    256KB

  • memory/3060-0-0x0000000001060000-0x000000000112E000-memory.dmp

    Filesize

    824KB

  • memory/3060-1-0x0000000074660000-0x0000000074D4E000-memory.dmp

    Filesize

    6.9MB

  • memory/3060-6-0x00000000051D0000-0x000000000524A000-memory.dmp

    Filesize

    488KB

  • memory/3060-5-0x00000000003B0000-0x00000000003BA000-memory.dmp

    Filesize

    40KB

  • memory/3060-21-0x0000000074660000-0x0000000074D4E000-memory.dmp

    Filesize

    6.9MB

  • memory/3060-4-0x00000000003A0000-0x00000000003A8000-memory.dmp

    Filesize

    32KB

  • memory/3060-3-0x0000000000380000-0x0000000000398000-memory.dmp

    Filesize

    96KB