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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    12/02/2024, 04:22

General

  • Target

    7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe

  • Size

    662KB

  • MD5

    b0d6b7687c3d3094a6948313bf920520

  • SHA1

    f8fc61a6ca2326ab72ff41bf546b041ec3b5e7da

  • SHA256

    7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38

  • SHA512

    faa5ce82ec8ab00c5606a6120d5575d0aee51edc362dc86f91e445ca4e603541180f78b20c85b3cc22a264ff6a216022a2f070a2a7e5a74aef751e1cb303b805

  • SSDEEP

    12288:GxEd6oXmzYCIF1JhXfyq1x5h1ltlCcKErQPTmHD8X2JsAKZm/pl5ocGppGAOg4Cb:GxcOcCg17Xqw53jlUrmHG2J0g/plXMvL

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 3 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 3 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 3 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe
    "C:\Users\Admin\AppData\Local\Temp\7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3012
    • 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\7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2764
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tekHOfaCemmCHA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2896
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tekHOfaCemmCHA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4402.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2056
    • C:\Users\Admin\AppData\Local\Temp\7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe
      "C:\Users\Admin\AppData\Local\Temp\7b25460c3bb97a058fee383083d303e03e6e2de48f48df28ad6842c817665c38.exe"
      2⤵
        PID:2568

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp4402.tmp

      Filesize

      1KB

      MD5

      55a1733deece76ff4232c8eaf98b07b4

      SHA1

      2a81239dba7be9642b8f87c6fab1721b189a20f7

      SHA256

      69876d28ac15c0990ba8906ae53eee03f9f5adc80d214fba0df1253de7b019be

      SHA512

      ea87fca8a812c40ac21f8870a830fe7b7a8898aa87fa18b628037117f19bf62375eb6c2e2c6af5fe89b29daa5838bb4058cdf481b716c11de133471fe300b18b

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\RSSR2GWNPUZLW6FYN9SL.temp

      Filesize

      7KB

      MD5

      007c76c4326d6b415c861973ac7ae7bf

      SHA1

      a4d932d746ede51fd6a7f2b94867f17fd9394265

      SHA256

      241ea936ff475b882cbaaa19ad91dad37fef77fced6a535fb701ad099c5921b7

      SHA512

      3bd8771cde4ea633020fe8460c2b61ef7ab1b2bb26d165d4e701eff7b279cb2d426bb43b71bec0a20582f4c3c8c2836509ff26b74f3e1d696d01dead56cd65e7

    • memory/2568-19-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2568-29-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2568-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2568-21-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2568-23-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2568-25-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2764-37-0x0000000000260000-0x00000000002A0000-memory.dmp

      Filesize

      256KB

    • memory/2764-35-0x0000000000260000-0x00000000002A0000-memory.dmp

      Filesize

      256KB

    • memory/2764-32-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/2764-39-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/2764-40-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/2896-34-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/2896-33-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/2896-36-0x0000000002F20000-0x0000000002F60000-memory.dmp

      Filesize

      256KB

    • memory/2896-38-0x0000000002F20000-0x0000000002F60000-memory.dmp

      Filesize

      256KB

    • memory/2896-41-0x000000006EA30000-0x000000006EFDB000-memory.dmp

      Filesize

      5.7MB

    • memory/3012-6-0x00000000047E0000-0x0000000004868000-memory.dmp

      Filesize

      544KB

    • memory/3012-31-0x0000000074670000-0x0000000074D5E000-memory.dmp

      Filesize

      6.9MB

    • memory/3012-4-0x0000000000910000-0x000000000091A000-memory.dmp

      Filesize

      40KB

    • memory/3012-0-0x0000000000C30000-0x0000000000CDC000-memory.dmp

      Filesize

      688KB

    • memory/3012-5-0x0000000000920000-0x000000000092E000-memory.dmp

      Filesize

      56KB

    • memory/3012-3-0x0000000000570000-0x0000000000584000-memory.dmp

      Filesize

      80KB

    • memory/3012-2-0x0000000004D80000-0x0000000004DC0000-memory.dmp

      Filesize

      256KB

    • memory/3012-1-0x0000000074670000-0x0000000074D5E000-memory.dmp

      Filesize

      6.9MB