Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2024 01:22

General

  • Target

    b9d6b2f5140a276b69fe8b913b02ed05b6a391ad9e01ada8613065f1055493a8.exe

  • Size

    745KB

  • MD5

    bfc866d670c2b3e3392b827507031a87

  • SHA1

    680418294814e556d6d5f4fbeb5801c6ea389e54

  • SHA256

    b9d6b2f5140a276b69fe8b913b02ed05b6a391ad9e01ada8613065f1055493a8

  • SHA512

    6c1d0940380074c9d5a2d255fb582d9c623fecfeec828ff2247f54346b69709b384f994480cea1815ddf383366f60c3fd06939cf23084ad110f3407dbd827670

  • SSDEEP

    12288:KgsRMmyqyJMNraK3oJXEqdPdA+sQNA0J08tFyQ2HRblbsP168yZOPnP/kR:4bJOqraDUoPC+3NJB2Dbsd68y4nPa

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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9d6b2f5140a276b69fe8b913b02ed05b6a391ad9e01ada8613065f1055493a8.exe
    "C:\Users\Admin\AppData\Local\Temp\b9d6b2f5140a276b69fe8b913b02ed05b6a391ad9e01ada8613065f1055493a8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:824
    • 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\b9d6b2f5140a276b69fe8b913b02ed05b6a391ad9e01ada8613065f1055493a8.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\agHVNsjgRqlJ.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\agHVNsjgRqlJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E46.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2720
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2480
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp5E46.tmp

      Filesize

      1KB

      MD5

      c2a124cf18ba2f15fc25b23c10a469d7

      SHA1

      741c1d4518d690b5273a110e156d62af0eed56b4

      SHA256

      0d4eb47c849eee9952dff72a4b89fb265af85e38873bacddfb483f4d13b0d417

      SHA512

      17a2fcdf993bbea4d531ef0fb739e10d474612fa427871c0603dac1ab93104ef378ead19def7bf2a1faab066e84dd414577ed8e8dd8fad01b3fa7211299f4b94

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\M6EK4P56S861B6RV2PMA.temp

      Filesize

      7KB

      MD5

      4ddaa502a4fc10c71ccfca663d5ebcb9

      SHA1

      9181df8b8af4d565be94c0f1843701d935c5a703

      SHA256

      2899405fb34131d3bdb69724053c47298d32ff3e2736da07902e236fb4478e03

      SHA512

      e3963adedf9485de1ebbfe84014af0df61651cea462bbf28884da45c1a4e7179ef3f7f807f33fb81bce6131dcd3b6d65a81ae161a7d5cb073b43d41ac3550723

    • memory/824-5-0x0000000000510000-0x0000000000520000-memory.dmp

      Filesize

      64KB

    • memory/824-32-0x0000000074E70000-0x000000007555E000-memory.dmp

      Filesize

      6.9MB

    • memory/824-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

      Filesize

      4KB

    • memory/824-4-0x0000000000500000-0x000000000050E000-memory.dmp

      Filesize

      56KB

    • memory/824-6-0x0000000004F20000-0x0000000004FA4000-memory.dmp

      Filesize

      528KB

    • memory/824-2-0x0000000074E70000-0x000000007555E000-memory.dmp

      Filesize

      6.9MB

    • memory/824-1-0x0000000000110000-0x00000000001CE000-memory.dmp

      Filesize

      760KB

    • memory/824-3-0x00000000002A0000-0x00000000002B6000-memory.dmp

      Filesize

      88KB

    • memory/1696-31-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-28-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/1696-25-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-23-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-29-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1696-19-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB