Analysis

  • max time kernel
    128s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    13-01-2025 07:16

General

  • Target

    Shipping Docs Waybill No 2009 xxxx 351/Shipping Docs Waybill No 2009 xxxx 351.exe

  • Size

    1.1MB

  • MD5

    354725d3df06a1f01c0fe40b5613f21f

  • SHA1

    28a300ab00a8e2d8b218adc084a2b946309d4fb7

  • SHA256

    635e20a681b1d8e8a4318e345cff50dc04cbd032a7414640137cbf5fa1c09a84

  • SHA512

    9c8b7807ce0531a688c26426b90352a6d21f9cfe7df480d484bea46d451ba5e6f6a56570a86a6be6673a6e38013ddb46bfbdfa9115c216c7807c6fec5218b78e

  • SSDEEP

    24576:yr/LaBQDJDFlGOhvP7iUOpqYqjpYlA7dfUWTpSuaWV0cMc92:yvvDrGkvP7iUw98p57dflbaWOcMC2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://s4.serv00.com
  • Port:
    21
  • Username:
    f2241_evica
  • Password:
    Doll650@@

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Adds Run key to start application 2 TTPs 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
  • 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.

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

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3576
      • C:\Users\Admin\AppData\Local\Temp\Shipping Docs Waybill No 2009 xxxx 351\Shipping Docs Waybill No 2009 xxxx 351.exe
        "C:\Users\Admin\AppData\Local\Temp\Shipping Docs Waybill No 2009 xxxx 351\Shipping Docs Waybill No 2009 xxxx 351.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2476
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2344

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2344-1343-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2344-1344-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2344-1345-0x00000000058B0000-0x0000000005916000-memory.dmp

      Filesize

      408KB

    • memory/2344-1346-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2344-1349-0x0000000006D40000-0x0000000006E4E000-memory.dmp

      Filesize

      1.1MB

    • memory/2344-1353-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2344-1352-0x0000000006EC0000-0x0000000006ECA000-memory.dmp

      Filesize

      40KB

    • memory/2344-1351-0x0000000006EF0000-0x0000000006F82000-memory.dmp

      Filesize

      584KB

    • memory/2344-1350-0x0000000006CA0000-0x0000000006CF0000-memory.dmp

      Filesize

      320KB

    • memory/2476-24-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-6-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-64-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-60-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-58-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-56-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-54-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-52-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-50-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-48-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-62-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-46-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-42-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-40-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-38-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-34-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-32-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-30-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-26-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-28-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-22-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-18-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-16-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-10-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-8-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-66-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-44-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-37-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-14-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-12-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-5-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-3-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-1325-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1326-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1327-0x0000000005090000-0x00000000050FC000-memory.dmp

      Filesize

      432KB

    • memory/2476-1328-0x0000000005140000-0x00000000051AA000-memory.dmp

      Filesize

      424KB

    • memory/2476-1329-0x00000000051B0000-0x00000000051FC000-memory.dmp

      Filesize

      304KB

    • memory/2476-1330-0x000000007515E000-0x000000007515F000-memory.dmp

      Filesize

      4KB

    • memory/2476-1331-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1332-0x0000000005AD0000-0x0000000006074000-memory.dmp

      Filesize

      5.6MB

    • memory/2476-20-0x0000000004F10000-0x000000000501C000-memory.dmp

      Filesize

      1.0MB

    • memory/2476-2-0x0000000004F10000-0x0000000005022000-memory.dmp

      Filesize

      1.1MB

    • memory/2476-1-0x0000000000460000-0x0000000000584000-memory.dmp

      Filesize

      1.1MB

    • memory/2476-0-0x000000007515E000-0x000000007515F000-memory.dmp

      Filesize

      4KB

    • memory/2476-1333-0x0000000005430000-0x0000000005484000-memory.dmp

      Filesize

      336KB

    • memory/2476-1339-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1342-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1341-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/2476-1337-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB