Analysis

  • max time kernel
    127s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2023 07:36

General

  • Target

    PRE ALERT NOTICE.exe

  • Size

    740KB

  • MD5

    84d6854899e7c442c48d8852b3494b71

  • SHA1

    077936c86a4ef360e92c3733abfc6633193d9583

  • SHA256

    8bbed58c768c4123970a67377ef324e3395883269bdc99a5bf97853eb551d70a

  • SHA512

    369d27e20ee777c5d8bb843fbb75e4174cd930df50dceab52c6feae5500542d000f2a2eb278b6cb6574cdbf9c7202b58e0b54b0c5c8e6a0e1780325216729fc3

  • SSDEEP

    12288:s1CFpELXGkJldiJxzHxOz6Awe/DpDpCrUkIP1CLmZD+9Km87XvauYqD8J:s1CFpQ2k7CH0z6ALphkIkLUD+9Kf7XyJ

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe
    "C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1400
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 2000
        3⤵
        • Program crash
        PID:2116
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1400 -ip 1400
    1⤵
      PID:4004

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1400-11-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1400-17-0x0000000075190000-0x0000000075940000-memory.dmp

      Filesize

      7.7MB

    • memory/1400-16-0x0000000004F60000-0x0000000004FC6000-memory.dmp

      Filesize

      408KB

    • memory/1400-15-0x0000000005150000-0x0000000005160000-memory.dmp

      Filesize

      64KB

    • memory/1400-14-0x0000000075190000-0x0000000075940000-memory.dmp

      Filesize

      7.7MB

    • memory/3496-4-0x00000000059F0000-0x0000000005A00000-memory.dmp

      Filesize

      64KB

    • memory/3496-6-0x0000000005A00000-0x0000000005A9C000-memory.dmp

      Filesize

      624KB

    • memory/3496-7-0x0000000005D30000-0x0000000005D48000-memory.dmp

      Filesize

      96KB

    • memory/3496-8-0x00000000059E0000-0x00000000059E6000-memory.dmp

      Filesize

      24KB

    • memory/3496-9-0x00000000051C0000-0x00000000051CA000-memory.dmp

      Filesize

      40KB

    • memory/3496-10-0x0000000006D40000-0x0000000006DC8000-memory.dmp

      Filesize

      544KB

    • memory/3496-5-0x00000000057E0000-0x00000000057EA000-memory.dmp

      Filesize

      40KB

    • memory/3496-0-0x0000000000CD0000-0x0000000000D90000-memory.dmp

      Filesize

      768KB

    • memory/3496-13-0x0000000075190000-0x0000000075940000-memory.dmp

      Filesize

      7.7MB

    • memory/3496-3-0x0000000005740000-0x00000000057D2000-memory.dmp

      Filesize

      584KB

    • memory/3496-2-0x0000000005DC0000-0x0000000006364000-memory.dmp

      Filesize

      5.6MB

    • memory/3496-1-0x0000000075190000-0x0000000075940000-memory.dmp

      Filesize

      7.7MB