Analysis

  • max time kernel
    51s
  • max time network
    61s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-06-2024 01:59

General

  • Target

    2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5.exe

  • Size

    2.2MB

  • MD5

    f23373da48411c07c384ce220a5f6d7f

  • SHA1

    a3836d13ee7413438b139cb66fa55d5b8adf4843

  • SHA256

    2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5

  • SHA512

    3edd7cb9f7603140edf6914a0a059f2f98419628f6b00d95f4bdf205881b1aef6217dc679a3072fbc2d97b1f482bc7732685b379be52fd961cf2818030175cfc

  • SSDEEP

    49152:m8KW7wQUpNj10jqDGc5gy9g4xFl+/5R7ebzC4MLSP6eCa3FXsGy4MzNiaAJbdUC:h57NCAc5V9RxFM/g+4Gs3VMAnU

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • PureLog Stealer

    PureLog Stealer is an infostealer written in C#.

  • PureLog Stealer payload 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • 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 1 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 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5.exe
    "C:\Users\Admin\AppData\Local\Temp\2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Users\Admin\AppData\Local\Temp\2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5.exe
      "C:\Users\Admin\AppData\Local\Temp\2a71ca0f410f153508b5c4ca3d19192d045d3336e5ffc94a7533b00221a0d8b5.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4816

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4136-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp
    Filesize

    4KB

  • memory/4136-1-0x0000000000B60000-0x0000000000DA4000-memory.dmp
    Filesize

    2.3MB

  • memory/4136-2-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4136-3-0x0000000005860000-0x0000000005A92000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-4-0x0000000005A90000-0x0000000005CC2000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-20-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-16-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-10-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-8-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-6-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-22-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-38-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-64-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-68-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-66-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-62-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-60-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-58-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-56-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-54-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-50-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-48-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-46-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-52-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-44-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-40-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-36-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-34-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-32-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-30-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-28-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-26-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-24-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-42-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-18-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-14-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-12-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-5-0x0000000005A90000-0x0000000005CBD000-memory.dmp
    Filesize

    2.2MB

  • memory/4136-4891-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4136-4892-0x0000000005DA0000-0x0000000005E0C000-memory.dmp
    Filesize

    432KB

  • memory/4136-4893-0x0000000005E10000-0x0000000005E5C000-memory.dmp
    Filesize

    304KB

  • memory/4136-4894-0x00000000067D0000-0x0000000006D74000-memory.dmp
    Filesize

    5.6MB

  • memory/4136-4895-0x0000000005F00000-0x0000000005F54000-memory.dmp
    Filesize

    336KB

  • memory/4136-4899-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4816-4900-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/4816-4898-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4816-4901-0x0000000005240000-0x00000000052A6000-memory.dmp
    Filesize

    408KB

  • memory/4816-4902-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB

  • memory/4816-4903-0x00000000067C0000-0x0000000006810000-memory.dmp
    Filesize

    320KB

  • memory/4816-4904-0x00000000068B0000-0x000000000694C000-memory.dmp
    Filesize

    624KB

  • memory/4816-4905-0x00000000069F0000-0x0000000006A82000-memory.dmp
    Filesize

    584KB

  • memory/4816-4906-0x0000000006950000-0x000000000695A000-memory.dmp
    Filesize

    40KB

  • memory/4816-4907-0x0000000074B80000-0x0000000075330000-memory.dmp
    Filesize

    7.7MB