Analysis

  • max time kernel
    104s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2025, 08:29

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:3484
      • 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:404
        • 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:1884
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /release
            4⤵
            • System Location Discovery: System Language Discovery
            • Gathers network information
            PID:1392
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAUgB3AGwAbABlAGEAYwB2AGYAZgAuAGUAeABlADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAEwAbwBjAGEAbABcAFQAZQBtAHAAXABSAHcAbABsAGUAYQBjAHYAZgBmAC4AZQB4AGUAOwBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAFIAbwBhAG0AaQBuAGcAXABwAGQAZgAuAGUAeABlADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAFIAbwBhAG0AaQBuAGcAXABwAGQAZgAuAGUAeABlAA==
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4536
        • 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:1752
          • C:\Windows\SysWOW64\ipconfig.exe
            ipconfig /renew
            4⤵
            • System Location Discovery: System Language Discovery
            • Gathers network information
            PID:2316
      • 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:2876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ply434sa.krf.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/404-1342-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1345-0x0000000006440000-0x000000000648C000-memory.dmp

      Filesize

      304KB

    • memory/404-2-0x0000000006050000-0x0000000006164000-memory.dmp

      Filesize

      1.1MB

    • memory/404-3-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-4-0x0000000006720000-0x0000000006CC4000-memory.dmp

      Filesize

      5.6MB

    • memory/404-5-0x0000000006270000-0x0000000006302000-memory.dmp

      Filesize

      584KB

    • memory/404-7-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-6-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-21-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-65-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-69-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-67-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-61-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-59-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-57-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-55-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-54-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-49-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-1343-0x0000000006310000-0x000000000637C000-memory.dmp

      Filesize

      432KB

    • memory/404-45-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-44-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-39-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-37-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-35-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-33-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-31-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-29-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-63-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-51-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-41-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-27-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-19-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-17-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-15-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-13-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-11-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-9-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-25-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-23-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

      Filesize

      4KB

    • memory/404-47-0x0000000006050000-0x000000000615E000-memory.dmp

      Filesize

      1.1MB

    • memory/404-1-0x0000000000E80000-0x0000000000F96000-memory.dmp

      Filesize

      1.1MB

    • memory/404-1411-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1346-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

      Filesize

      4KB

    • memory/404-1347-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1348-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1396-0x0000000005EC0000-0x0000000005F14000-memory.dmp

      Filesize

      336KB

    • memory/404-1402-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1404-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1407-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1408-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/404-1344-0x00000000063A0000-0x000000000640A000-memory.dmp

      Filesize

      424KB

    • memory/2876-1406-0x0000000000710000-0x0000000000750000-memory.dmp

      Filesize

      256KB

    • memory/2876-1410-0x0000000005CD0000-0x0000000005CDA000-memory.dmp

      Filesize

      40KB

    • memory/2876-1409-0x0000000005C50000-0x0000000005CA0000-memory.dmp

      Filesize

      320KB

    • memory/4536-1367-0x0000000005E10000-0x0000000005E5C000-memory.dmp

      Filesize

      304KB

    • memory/4536-1384-0x0000000007740000-0x0000000007DBA000-memory.dmp

      Filesize

      6.5MB

    • memory/4536-1365-0x00000000058F0000-0x0000000005C44000-memory.dmp

      Filesize

      3.3MB

    • memory/4536-1350-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-1382-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-1369-0x0000000070420000-0x000000007046C000-memory.dmp

      Filesize

      304KB

    • memory/4536-1379-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-1380-0x00000000063D0000-0x00000000063EE000-memory.dmp

      Filesize

      120KB

    • memory/4536-1368-0x0000000006390000-0x00000000063C2000-memory.dmp

      Filesize

      200KB

    • memory/4536-1381-0x0000000006FE0000-0x0000000007083000-memory.dmp

      Filesize

      652KB

    • memory/4536-1351-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-1385-0x0000000007100000-0x000000000711A000-memory.dmp

      Filesize

      104KB

    • memory/4536-1386-0x0000000007170000-0x000000000717A000-memory.dmp

      Filesize

      40KB

    • memory/4536-1354-0x0000000005660000-0x00000000056C6000-memory.dmp

      Filesize

      408KB

    • memory/4536-1383-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/4536-1387-0x0000000007380000-0x0000000007416000-memory.dmp

      Filesize

      600KB

    • memory/4536-1388-0x0000000007300000-0x0000000007311000-memory.dmp

      Filesize

      68KB

    • memory/4536-1389-0x0000000007340000-0x000000000734E000-memory.dmp

      Filesize

      56KB

    • memory/4536-1355-0x0000000005780000-0x00000000057E6000-memory.dmp

      Filesize

      408KB

    • memory/4536-1349-0x00000000027F0000-0x0000000002826000-memory.dmp

      Filesize

      216KB

    • memory/4536-1353-0x0000000004F50000-0x0000000004F72000-memory.dmp

      Filesize

      136KB

    • memory/4536-1352-0x0000000004FC0000-0x00000000055E8000-memory.dmp

      Filesize

      6.2MB

    • memory/4536-1366-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

      Filesize

      120KB

    • memory/4536-1390-0x0000000007350000-0x0000000007364000-memory.dmp

      Filesize

      80KB

    • memory/4536-1391-0x0000000007440000-0x000000000745A000-memory.dmp

      Filesize

      104KB

    • memory/4536-1392-0x0000000007420000-0x0000000007428000-memory.dmp

      Filesize

      32KB

    • memory/4536-1395-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB