Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    03/08/2024, 01:31

General

  • Target

    Payment advice.exe

  • Size

    1.1MB

  • MD5

    bc7f5a3ffe1b7377b53f4d3682514224

  • SHA1

    5b86b7ce857b243b96c8344d1357ad5cf1a94cfc

  • SHA256

    fb04094c609fd7ab6e1130443f44d7fb62c5b565a4a8a806413e1e74ba1bf3c1

  • SHA512

    09ba951b07eb916aae012e587a5ceceda763b301096a55b34b837d42f0d38044e0895bfb9d93828cf6979ee34c7927f2adc477a4f0e2284e49501bca25eda483

  • SSDEEP

    24576:yqDEvCTbMWu7rQYlBQcBiT6rprG8aZFFhb7mZQMy:yTvC/MTQYxsWR7aZtb7mz

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment advice.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment advice.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment advice.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3004-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3004-17-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/3004-18-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/3004-19-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/3004-20-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/3060-11-0x00000000000F0000-0x00000000000F4000-memory.dmp

    Filesize

    16KB