Analysis

  • max time kernel
    81s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-09-2024 16:02

General

  • Target

    signed contract and order confirmation.exe

  • Size

    583KB

  • MD5

    d6f99a0cc11e32ea897bc97a319748ab

  • SHA1

    006a848fd606c3799ef9ec23ff47fbb81900bc74

  • SHA256

    fd9725ecc7ed625c2174660e7f51f647fff9474f4c21c8ed84e0608bbcc5a409

  • SHA512

    dc1af6b89f41a83d9eb84304fb1e9dff8e62de312f6c1245f1d0850bebd0596ab99e3548df6b36d9db7bb953882c745ee8a94cc4a9258b447fc5dec0ffa9b621

  • SSDEEP

    12288:TXe9PPlowWX0t6mOQwg1Qd15CcYk0We1FY/Hd2sQIsXSBBCWENB:6hloDX0XOf4Kd2EsCjCW+B

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.

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\signed contract and order confirmation.exe
    "C:\Users\Admin\AppData\Local\Temp\signed contract and order confirmation.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:2232
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\signed contract and order confirmation.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2232-0-0x00000000001B0000-0x0000000000304000-memory.dmp

    Filesize

    1.3MB

  • memory/2232-7-0x0000000000920000-0x0000000000D20000-memory.dmp

    Filesize

    4.0MB

  • memory/2232-14-0x00000000001B0000-0x0000000000304000-memory.dmp

    Filesize

    1.3MB

  • memory/2732-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2732-12-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2732-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2732-15-0x0000000073E5E000-0x0000000073E5F000-memory.dmp

    Filesize

    4KB

  • memory/2732-16-0x0000000073E50000-0x000000007453E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-17-0x0000000073E5E000-0x0000000073E5F000-memory.dmp

    Filesize

    4KB

  • memory/2732-18-0x0000000073E50000-0x000000007453E000-memory.dmp

    Filesize

    6.9MB