Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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

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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 25 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⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2872
    • 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:2592
    • 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:2680
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YRcUAyKHnV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp47F8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2556
    • C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe
      "C:\Users\Admin\AppData\Local\Temp\GLES Inquiry G-6463.exe"
      2⤵
        PID:2464
      • 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:2496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp47F8.tmp

      Filesize

      1KB

      MD5

      2c76b711ceaa763d5782a8600e2cc2cd

      SHA1

      894bee2f62d054a9c5cc0ddb995e747609926ac7

      SHA256

      f082bc9744af67037816e562a7a125994d9563687c671017b4e5d9695e0e9ed5

      SHA512

      7aba8aa423efb52a093b298ae4bfbf2c536bda8ae6e15a3b0ee326485fd8b7912b67efb91f4c70e45f24044db632deee0c0efb54746fd585ebf8dbecef887176

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

      Filesize

      7KB

      MD5

      a44091ff253d490ba88ba4a653545eb4

      SHA1

      9a84a9e9c48aeb1fab9f1c5e7754b929112fee12

      SHA256

      6cd38f40d48cd250e47b0518abe020d9e2a1d70eba6b890115a988498f7e72f0

      SHA512

      e797d6fb73077e810f7aadd7c2b75a3187285d7dbd2a7b55747756116fba7e3193381b15c4ac599b8645d9703002d8cda12eb0189b5d764f5cef7c44a7356350

    • memory/2496-25-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-32-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-21-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-29-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-23-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2496-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2496-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2872-6-0x0000000005A20000-0x0000000005AA4000-memory.dmp

      Filesize

      528KB

    • memory/2872-1-0x00000000000A0000-0x0000000000158000-memory.dmp

      Filesize

      736KB

    • memory/2872-0-0x000000007482E000-0x000000007482F000-memory.dmp

      Filesize

      4KB

    • memory/2872-2-0x0000000074820000-0x0000000074F0E000-memory.dmp

      Filesize

      6.9MB

    • memory/2872-3-0x00000000006B0000-0x00000000006C6000-memory.dmp

      Filesize

      88KB

    • memory/2872-5-0x0000000001EB0000-0x0000000001EC0000-memory.dmp

      Filesize

      64KB

    • memory/2872-4-0x0000000001EA0000-0x0000000001EAE000-memory.dmp

      Filesize

      56KB

    • memory/2872-31-0x0000000074820000-0x0000000074F0E000-memory.dmp

      Filesize

      6.9MB