Analysis

  • max time kernel
    93s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:46

General

  • Target

    GLES Inquiry G-6463.exe

  • Size

    712KB

  • MD5

    38d30f05e8c4ad2e0061948d66e245b1

  • SHA1

    1837d9e6f35f9a67a6c4909020f737050bbb7ba7

  • SHA256

    27b38e7f384f2500f598c68d451d3abebbea3b30c7f65505a870f7819018d5aa

  • SHA512

    f05579219a0761e558bd9ca96feafa697791a8fba153b7ccf8bfb2169ff52dabe286bb390282f894d74be9862161cca0d86a33340e6b0c26932da6402e2ac3a3

  • SSDEEP

    12288:LVmKt/rFfa7mlaGLcuz2PUPCRYDdhKmmVF5jyvgBC7kQW5gWR2ZQ2O4dh1:8KN5imJyPsCRYD3K1X2vCHQykZQ8dh1

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.merlinmotorworks.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Merlin1080S

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe
    "C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4932
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YRcUAyKHnV.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3492
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YRcUAyKHnV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5EF8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3928
    • C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe
      "C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe"
      2⤵
        PID:3052
      • C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe
        "C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1196

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      18KB

      MD5

      86bb7e4a0a3c59b8ef0203ba27715b5c

      SHA1

      61dfcdc4570344bc073540ccbb455354da9c43f1

      SHA256

      00bb4deef82166a5f20230dcd0afaceb90a4799ab247bb3a5958db5f3d638478

      SHA512

      ea7c1cc75c53ba45e1d8c6910aab8c22e90a62baa25e347da963f8f1617b4cfb7d405ffa30a5e47ba0c8a30ad6e899d63d0d9cc4b316c3f142014a5dda4ba566

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kxqhrlbv.okv.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp5EF8.tmp

      Filesize

      1KB

      MD5

      dc1b97088d540a970b6df1eb124b50ce

      SHA1

      96d752977b503cdd676f2b6409803467dd3b13e6

      SHA256

      8191537a28079d82ef68576679359685731d98922d467784b42346d45820d87d

      SHA512

      7b6c47f0f77a3d4bb58966e9167f038ecb79145605bbee481f9d0295e6cb739e6b9be7e411fd967b6ba2379486dc9b3cd7099cabcf93abacee562af00dc20389

    • memory/1196-90-0x0000000006C20000-0x0000000006C70000-memory.dmp

      Filesize

      320KB

    • memory/1196-46-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/3048-5-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

      Filesize

      40KB

    • memory/3048-7-0x0000000005DE0000-0x0000000005DEE000-memory.dmp

      Filesize

      56KB

    • memory/3048-8-0x0000000005E00000-0x0000000005E10000-memory.dmp

      Filesize

      64KB

    • memory/3048-9-0x0000000005E40000-0x0000000005EC4000-memory.dmp

      Filesize

      528KB

    • memory/3048-10-0x000000000A0C0000-0x000000000A15C000-memory.dmp

      Filesize

      624KB

    • memory/3048-6-0x0000000007BF0000-0x0000000007C06000-memory.dmp

      Filesize

      88KB

    • memory/3048-4-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3048-3-0x0000000004C10000-0x0000000004CA2000-memory.dmp

      Filesize

      584KB

    • memory/3048-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

      Filesize

      4KB

    • memory/3048-50-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3048-2-0x0000000005120000-0x00000000056C4000-memory.dmp

      Filesize

      5.6MB

    • memory/3048-1-0x0000000000140000-0x00000000001F8000-memory.dmp

      Filesize

      736KB

    • memory/3492-76-0x0000000007370000-0x000000000737A000-memory.dmp

      Filesize

      40KB

    • memory/3492-77-0x0000000007580000-0x0000000007616000-memory.dmp

      Filesize

      600KB

    • memory/3492-33-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-29-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-88-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-82-0x0000000007620000-0x0000000007628000-memory.dmp

      Filesize

      32KB

    • memory/3492-81-0x0000000007640000-0x000000000765A000-memory.dmp

      Filesize

      104KB

    • memory/3492-67-0x0000000007300000-0x000000000731A000-memory.dmp

      Filesize

      104KB

    • memory/3492-49-0x0000000006080000-0x00000000060CC000-memory.dmp

      Filesize

      304KB

    • memory/3492-48-0x0000000005FD0000-0x0000000005FEE000-memory.dmp

      Filesize

      120KB

    • memory/3492-19-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/3492-51-0x00000000065A0000-0x00000000065D2000-memory.dmp

      Filesize

      200KB

    • memory/3492-52-0x000000006F8C0000-0x000000006F90C000-memory.dmp

      Filesize

      304KB

    • memory/3492-62-0x0000000006580000-0x000000000659E000-memory.dmp

      Filesize

      120KB

    • memory/3492-63-0x00000000071F0000-0x0000000007293000-memory.dmp

      Filesize

      652KB

    • memory/3492-64-0x0000000007940000-0x0000000007FBA000-memory.dmp

      Filesize

      6.5MB

    • memory/4932-65-0x000000006F8C0000-0x000000006F90C000-memory.dmp

      Filesize

      304KB

    • memory/4932-31-0x00000000058A0000-0x0000000005BF4000-memory.dmp

      Filesize

      3.3MB

    • memory/4932-18-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4932-21-0x0000000004FA0000-0x0000000004FC2000-memory.dmp

      Filesize

      136KB

    • memory/4932-78-0x0000000007390000-0x00000000073A1000-memory.dmp

      Filesize

      68KB

    • memory/4932-79-0x00000000073C0000-0x00000000073CE000-memory.dmp

      Filesize

      56KB

    • memory/4932-80-0x00000000073D0000-0x00000000073E4000-memory.dmp

      Filesize

      80KB

    • memory/4932-20-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4932-22-0x00000000057C0000-0x0000000005826000-memory.dmp

      Filesize

      408KB

    • memory/4932-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4932-16-0x0000000005020000-0x0000000005648000-memory.dmp

      Filesize

      6.2MB

    • memory/4932-24-0x0000000005830000-0x0000000005896000-memory.dmp

      Filesize

      408KB

    • memory/4932-89-0x00000000745B0000-0x0000000074D60000-memory.dmp

      Filesize

      7.7MB

    • memory/4932-15-0x0000000004890000-0x00000000048C6000-memory.dmp

      Filesize

      216KB