Analysis

  • max time kernel
    134s
  • max time network
    203s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 17:07

General

  • Target

    PO82107048.exe

  • Size

    1016KB

  • MD5

    7bf76bfeb13cf8591ceb55831aaac798

  • SHA1

    4c8d769159e5a3c97bc9624fee39eb88ba6cc6e3

  • SHA256

    ddd79a72fd23b7e09cea44428077aec20922523a6ae2ec4b06eddbbc5d9e8698

  • SHA512

    c846876b9e3250fa4e35bc52ac45dc102e9bc50f946b21f508456af68543de150c3767ac41490f287a8c6c3a9f17c8504ceb27c2f80cf40cd152abda723bd07d

  • SSDEEP

    24576:RAHnh+eWsN3skA4RV1Hom2KXMmHaTxQQ4VkYYMa5:oh+ZkldoPK8YaT6jVkdp

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Signatures

  • AgentTesla

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

  • 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 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO82107048.exe
    "C:\Users\Admin\AppData\Local\Temp\PO82107048.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\PO82107048.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4192

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4192-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4192-12-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/4192-13-0x0000000005890000-0x0000000005E34000-memory.dmp

    Filesize

    5.6MB

  • memory/4192-14-0x0000000005450000-0x00000000054B6000-memory.dmp

    Filesize

    408KB

  • memory/4192-15-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/4192-16-0x00000000066D0000-0x0000000006720000-memory.dmp

    Filesize

    320KB

  • memory/4192-17-0x00000000067C0000-0x0000000006852000-memory.dmp

    Filesize

    584KB

  • memory/4192-18-0x0000000006750000-0x000000000675A000-memory.dmp

    Filesize

    40KB

  • memory/4192-19-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/4192-20-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/4564-10-0x0000000003390000-0x0000000003394000-memory.dmp

    Filesize

    16KB