Analysis

  • max time kernel
    135s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    24-04-2024 01:30

General

  • Target

    6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe

  • Size

    669KB

  • MD5

    5385333a8618dac516b8b33b0bbf11a1

  • SHA1

    3a1171327abe7aefeb85914afae6ec6c8bfbe6e0

  • SHA256

    6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4

  • SHA512

    0392fd0fc5f79b8c19655d279e882bf7cd83a4d841d1bf1f1845997396368734866f47d06c19fa0da48ecc305d2113611f65153e07ff6aae0c99a8137e9e3cea

  • SSDEEP

    12288:x4WzE3RYDR05N+rTd2/6pjhHyKj1jb9WKhsq9Q/V8pekTGzd2S96QKNe:1WR03BAWj0Kj17YV8petwsK

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. 6 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 6 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe
    "C:\Users\Admin\AppData\Local\Temp\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2216
    • 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\6c06c665c435cf95787310f59e984006711d50bf091ae610cb4440abae1448c4.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2164
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wpvgIECypA.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wpvgIECypA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3968.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2676
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:2744
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2736
        • 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
          • Suspicious use of SetWindowsHookEx
          PID:1184

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp3968.tmp
        Filesize

        1KB

        MD5

        7f527fddf88221fa26b1bed8d91b3f80

        SHA1

        06378ab014d8fa57c2988c15964dea1fdf11fdf9

        SHA256

        59844c3174606f2f71a66f95a688de2d582adbcd29e2e0b35228a89bc646f240

        SHA512

        03e562faa5c9ba14763937599dcd66dc05501b6495850def8fc41ac7c85b56a2a0dcf1f4c3120c1a07b1e115c499a41b463754b332e2e640c61af9a588cddc79

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

        7KB

        MD5

        0a7b676a229e5510afa716a1eac722a4

        SHA1

        9d4ab283da3448b14a743f7d73a2025b55543aee

        SHA256

        0856634e2603b50027b88b8dd42219ec94370a11680968b4a1d2f4d0f297fc82

        SHA512

        34cd5898dd7be3b407a045a4c174e326387dd6196d12a987c09e1617475c381a918a6a5ca8d5e943bb2cf08671cde4a56bb3c6fff195fd1a756c104536f9b6cf

      • memory/1184-38-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-25-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-29-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-60-0x0000000074150000-0x000000007483E000-memory.dmp
        Filesize

        6.9MB

      • memory/1184-32-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-42-0x00000000047B0000-0x00000000047F0000-memory.dmp
        Filesize

        256KB

      • memory/1184-41-0x0000000074150000-0x000000007483E000-memory.dmp
        Filesize

        6.9MB

      • memory/1184-40-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-61-0x00000000047B0000-0x00000000047F0000-memory.dmp
        Filesize

        256KB

      • memory/1184-31-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-35-0x0000000000400000-0x0000000000442000-memory.dmp
        Filesize

        264KB

      • memory/1184-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2164-24-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2164-22-0x0000000002CF0000-0x0000000002D30000-memory.dmp
        Filesize

        256KB

      • memory/2164-20-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2164-44-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2164-26-0x0000000002CF0000-0x0000000002D30000-memory.dmp
        Filesize

        256KB

      • memory/2216-4-0x0000000000640000-0x0000000000658000-memory.dmp
        Filesize

        96KB

      • memory/2216-3-0x0000000004850000-0x00000000048EE000-memory.dmp
        Filesize

        632KB

      • memory/2216-37-0x0000000074150000-0x000000007483E000-memory.dmp
        Filesize

        6.9MB

      • memory/2216-1-0x0000000074150000-0x000000007483E000-memory.dmp
        Filesize

        6.9MB

      • memory/2216-0-0x0000000000AA0000-0x0000000000B4E000-memory.dmp
        Filesize

        696KB

      • memory/2216-2-0x0000000000EE0000-0x0000000000F20000-memory.dmp
        Filesize

        256KB

      • memory/2216-7-0x0000000000390000-0x0000000000414000-memory.dmp
        Filesize

        528KB

      • memory/2216-6-0x0000000000960000-0x0000000000974000-memory.dmp
        Filesize

        80KB

      • memory/2216-5-0x0000000000900000-0x000000000090E000-memory.dmp
        Filesize

        56KB

      • memory/2592-23-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2592-21-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2592-43-0x000000006E490000-0x000000006EA3B000-memory.dmp
        Filesize

        5.7MB

      • memory/2592-28-0x00000000028C0000-0x0000000002900000-memory.dmp
        Filesize

        256KB