Analysis

  • max time kernel
    104s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 04:04

General

  • Target

    CONG TY TNHH RAISING VIETNAM - USD 5850.00pdf.exe

  • Size

    1.2MB

  • MD5

    bf18b7e885f313bb968e77db5211253f

  • SHA1

    cef69c725141d46d3223de5240aceda86b641b57

  • SHA256

    46ec294043413ecec9c6a8fa2c8a70d99abdc0d00003b6d31d795a76e50c7a60

  • SHA512

    e8876eea97e98098ea0ad57825b258c698168ce5e0d08bbf094521444a15cf720ed5797db281ef868f8d0f439683436db3a93064bf2558de0d230920f6bd5173

  • SSDEEP

    24576:NJ+1xwtAQSl/+1+LqxbmSrMixFawpA8W8:NUmolE7xbmCFSn8

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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • 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
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 35 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CONG TY TNHH RAISING VIETNAM - USD 5850.00pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\CONG TY TNHH RAISING VIETNAM - USD 5850.00pdf.exe"
    1⤵
    • Drops startup file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c ping 127.0.0.1 -n 18 > nul && copy "C:\Users\Admin\AppData\Local\Temp\CONG TY TNHH RAISING VIETNAM - USD 5850.00pdf.exe" "C:\Program Files (x86)\Microsofts.exe" && ping 127.0.0.1 -n 18 > nul && "C:\Program Files (x86)\Microsofts.exe"
      2⤵
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:4948
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 18
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3224
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 18
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4600
      • C:\Program Files (x86)\Microsofts.exe
        "C:\Program Files (x86)\Microsofts.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3856
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
          4⤵
            PID:3444
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:1952

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\Microsofts.exe

      Filesize

      1.2MB

      MD5

      bf18b7e885f313bb968e77db5211253f

      SHA1

      cef69c725141d46d3223de5240aceda86b641b57

      SHA256

      46ec294043413ecec9c6a8fa2c8a70d99abdc0d00003b6d31d795a76e50c7a60

      SHA512

      e8876eea97e98098ea0ad57825b258c698168ce5e0d08bbf094521444a15cf720ed5797db281ef868f8d0f439683436db3a93064bf2558de0d230920f6bd5173

    • memory/1292-6-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/1292-3-0x0000000004D00000-0x0000000004D9C000-memory.dmp

      Filesize

      624KB

    • memory/1292-11-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/1292-4-0x0000000005510000-0x0000000005AB4000-memory.dmp

      Filesize

      5.6MB

    • memory/1292-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

      Filesize

      4KB

    • memory/1292-5-0x0000000004DB0000-0x0000000004E4E000-memory.dmp

      Filesize

      632KB

    • memory/1292-7-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

      Filesize

      40KB

    • memory/1292-9-0x00000000748D0000-0x0000000075080000-memory.dmp

      Filesize

      7.7MB

    • memory/1292-2-0x0000000004C60000-0x0000000004CF2000-memory.dmp

      Filesize

      584KB

    • memory/1292-1-0x0000000000460000-0x000000000059A000-memory.dmp

      Filesize

      1.2MB

    • memory/1952-29-0x0000000006910000-0x0000000006960000-memory.dmp

      Filesize

      320KB

    • memory/1952-25-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1952-28-0x00000000056A0000-0x0000000005706000-memory.dmp

      Filesize

      408KB

    • memory/3856-19-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB

    • memory/3856-18-0x0000000000270000-0x00000000003AA000-memory.dmp

      Filesize

      1.2MB

    • memory/3856-20-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB

    • memory/3856-21-0x0000000007150000-0x000000000716A000-memory.dmp

      Filesize

      104KB

    • memory/3856-22-0x0000000009D90000-0x0000000009D96000-memory.dmp

      Filesize

      24KB

    • memory/3856-23-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB

    • memory/3856-24-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB

    • memory/3856-27-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB

    • memory/3856-17-0x00000000748A0000-0x0000000075050000-memory.dmp

      Filesize

      7.7MB