Analysis

  • max time kernel
    103s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 06:22

General

  • Target

    Rwlleacvff.exe

  • Size

    1.1MB

  • MD5

    d4b61b8225bba66d44e311d686014ecf

  • SHA1

    4df6fc35a76fa2bb71ad182a77881e8868b1d00b

  • SHA256

    ec52c66f567af3f66c74f28a63cd2c315646a34095efc933de90151ed7df9684

  • SHA512

    79f9c98d0c1e20290e274d6702bc3d4c617102097562b26a0d4f6101463ff501b7218d188ba45ada9cd5c776070084510ef17f7e72185f31f66155690f3b9d78

  • SSDEEP

    24576:6Uu7IVSXJ7gIYeEPdoh8/D39jFSNq0/7xMjp8xs+XpVHPpm4m8dL:6sNeEhVCq67LsOpVvpmY1

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • 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 7 IoCs

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

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3516
      • C:\Users\Admin\AppData\Local\Temp\Rwlleacvff.exe
        "C:\Users\Admin\AppData\Local\Temp\Rwlleacvff.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Checks computer location settings
        • Drops startup file
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3756
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c ipconfig /release
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2612
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /release
            4⤵
            • System Location Discovery: System Language Discovery
            • Gathers network information
            PID:4756
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc 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
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2900
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c ipconfig /renew
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4164
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /renew
            4⤵
            • System Location Discovery: System Language Discovery
            • Gathers network information
            PID:3644
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2572

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4r55v54t.oph.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2572-1411-0x0000000006450000-0x000000000645A000-memory.dmp

      Filesize

      40KB

    • memory/2572-1410-0x00000000063D0000-0x0000000006420000-memory.dmp

      Filesize

      320KB

    • memory/2572-1407-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2900-1390-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

      Filesize

      56KB

    • memory/2900-1369-0x0000000007620000-0x0000000007652000-memory.dmp

      Filesize

      200KB

    • memory/2900-1393-0x0000000007CB0000-0x0000000007CB8000-memory.dmp

      Filesize

      32KB

    • memory/2900-1391-0x0000000007BD0000-0x0000000007BE4000-memory.dmp

      Filesize

      80KB

    • memory/2900-1349-0x00000000050A0000-0x00000000050D6000-memory.dmp

      Filesize

      216KB

    • memory/2900-1389-0x0000000007B90000-0x0000000007BA1000-memory.dmp

      Filesize

      68KB

    • memory/2900-1388-0x0000000007C10000-0x0000000007CA6000-memory.dmp

      Filesize

      600KB

    • memory/2900-1387-0x0000000007A00000-0x0000000007A0A000-memory.dmp

      Filesize

      40KB

    • memory/2900-1385-0x0000000007FD0000-0x000000000864A000-memory.dmp

      Filesize

      6.5MB

    • memory/2900-1386-0x0000000007990000-0x00000000079AA000-memory.dmp

      Filesize

      104KB

    • memory/2900-1384-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1382-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1383-0x0000000007660000-0x0000000007703000-memory.dmp

      Filesize

      652KB

    • memory/2900-1392-0x0000000007CD0000-0x0000000007CEA000-memory.dmp

      Filesize

      104KB

    • memory/2900-1381-0x0000000006C30000-0x0000000006C4E000-memory.dmp

      Filesize

      120KB

    • memory/2900-1370-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1371-0x00000000708F0000-0x000000007093C000-memory.dmp

      Filesize

      304KB

    • memory/2900-1368-0x00000000066A0000-0x00000000066EC000-memory.dmp

      Filesize

      304KB

    • memory/2900-1367-0x0000000006660000-0x000000000667E000-memory.dmp

      Filesize

      120KB

    • memory/2900-1366-0x00000000060A0000-0x00000000063F4000-memory.dmp

      Filesize

      3.3MB

    • memory/2900-1396-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1356-0x0000000005F30000-0x0000000005F96000-memory.dmp

      Filesize

      408KB

    • memory/2900-1355-0x0000000005EC0000-0x0000000005F26000-memory.dmp

      Filesize

      408KB

    • memory/2900-1354-0x00000000057B0000-0x00000000057D2000-memory.dmp

      Filesize

      136KB

    • memory/2900-1350-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1353-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1352-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/2900-1351-0x0000000005820000-0x0000000005E48000-memory.dmp

      Filesize

      6.2MB

    • memory/3756-41-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-0-0x000000007534E000-0x000000007534F000-memory.dmp

      Filesize

      4KB

    • memory/3756-15-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-11-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-8-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-6-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-69-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-1342-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-1343-0x00000000058B0000-0x000000000591C000-memory.dmp

      Filesize

      432KB

    • memory/3756-1344-0x0000000005940000-0x00000000059AA000-memory.dmp

      Filesize

      424KB

    • memory/3756-1345-0x00000000059E0000-0x0000000005A2C000-memory.dmp

      Filesize

      304KB

    • memory/3756-1346-0x000000007534E000-0x000000007534F000-memory.dmp

      Filesize

      4KB

    • memory/3756-1347-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-1348-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-19-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-21-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-23-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-25-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-27-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-29-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-31-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-33-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-35-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-37-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-39-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-17-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-43-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-45-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-48-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-49-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-51-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-53-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-57-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-59-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-61-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-63-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-65-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-67-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-55-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-13-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-9-0x00000000055C0000-0x00000000056CE000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-5-0x0000000005810000-0x00000000058A2000-memory.dmp

      Filesize

      584KB

    • memory/3756-4-0x0000000005CC0000-0x0000000006264000-memory.dmp

      Filesize

      5.6MB

    • memory/3756-1397-0x0000000005430000-0x0000000005484000-memory.dmp

      Filesize

      336KB

    • memory/3756-1403-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-1405-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-1409-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-1408-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-3-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB

    • memory/3756-2-0x00000000055C0000-0x00000000056D4000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-1-0x0000000000420000-0x0000000000536000-memory.dmp

      Filesize

      1.1MB

    • memory/3756-1412-0x0000000075340000-0x0000000075AF0000-memory.dmp

      Filesize

      7.7MB