Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-12-2023 17:57

General

  • Target

    fb25063ae8fa5da1296cef1871b69a74ef949073eb715b75dce5ab7909f5e124.exe

  • Size

    720KB

  • MD5

    efd7f9fbf6815e7970bbd19160daaf83

  • SHA1

    500a9b292f166315472d91e0bed57c78c1c231b9

  • SHA256

    fb25063ae8fa5da1296cef1871b69a74ef949073eb715b75dce5ab7909f5e124

  • SHA512

    eeff4bf8d82a8c60a68f7cb8c441635d60746927c993aa259cb31b03118c0f13770b0f7d8dd74696509ec32f0504a4a0b1516617dfff7da859eec374d3e8c9dc

  • SSDEEP

    12288:j/bwLijBAThk3le1ZQD/b2HDlL8GwxtZKUg9M83gmsNrE9:jDN1m9ZL8GmtR+M8A

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 3 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb25063ae8fa5da1296cef1871b69a74ef949073eb715b75dce5ab7909f5e124.exe
    "C:\Users\Admin\AppData\Local\Temp\fb25063ae8fa5da1296cef1871b69a74ef949073eb715b75dce5ab7909f5e124.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4944
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:4324
      • 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:2468
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2468 -s 2088
          3⤵
          • Program crash
          PID:2884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2468 -ip 2468
      1⤵
        PID:3868

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2468-11-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2468-17-0x0000000074E60000-0x0000000075610000-memory.dmp

        Filesize

        7.7MB

      • memory/2468-15-0x00000000059A0000-0x00000000059B0000-memory.dmp

        Filesize

        64KB

      • memory/2468-16-0x00000000058D0000-0x0000000005936000-memory.dmp

        Filesize

        408KB

      • memory/2468-14-0x0000000074E60000-0x0000000075610000-memory.dmp

        Filesize

        7.7MB

      • memory/4944-4-0x00000000057B0000-0x00000000057C0000-memory.dmp

        Filesize

        64KB

      • memory/4944-6-0x0000000005790000-0x00000000057A8000-memory.dmp

        Filesize

        96KB

      • memory/4944-7-0x0000000005B80000-0x0000000005B86000-memory.dmp

        Filesize

        24KB

      • memory/4944-8-0x0000000005050000-0x000000000505A000-memory.dmp

        Filesize

        40KB

      • memory/4944-9-0x0000000006B30000-0x0000000006BAC000-memory.dmp

        Filesize

        496KB

      • memory/4944-10-0x000000000A2C0000-0x000000000A35C000-memory.dmp

        Filesize

        624KB

      • memory/4944-5-0x00000000055E0000-0x00000000055EA000-memory.dmp

        Filesize

        40KB

      • memory/4944-1-0x0000000074E60000-0x0000000075610000-memory.dmp

        Filesize

        7.7MB

      • memory/4944-3-0x0000000005630000-0x00000000056C2000-memory.dmp

        Filesize

        584KB

      • memory/4944-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

        Filesize

        5.6MB

      • memory/4944-13-0x0000000074E60000-0x0000000075610000-memory.dmp

        Filesize

        7.7MB

      • memory/4944-0-0x0000000000C70000-0x0000000000D28000-memory.dmp

        Filesize

        736KB