Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 03:14

General

  • Target

    6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe

  • Size

    803KB

  • MD5

    e85252cf778cac3232c28a1394caa183

  • SHA1

    aac2865bfaf52511c4f0a1128937962b040ee09b

  • SHA256

    6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3

  • SHA512

    7b57bc1eab32bcc239bea531412952735a7e409df9cbf3a4245aaf890906be24aaa927fd493911b2b7a4d3ebecd911757e57f021ccdb53517e0f570d753e6a81

  • SSDEEP

    24576:bRKtD/61IIeSNzgvzU48rt+NlF0v86BKqn8:w6KbSNzgLz2t+XF0E6BKD

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe
    "C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jEPZIEcjX.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jEPZIEcjX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp531F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2816
    • C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe
      "C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe"
      2⤵
        PID:2256
      • C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe
        "C:\Users\Admin\AppData\Local\Temp\6a12664a1e6175f01db3a563cfed56eefb889cc03d8d909e70f700ef2451d7d3.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2724

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp531F.tmp

      Filesize

      1KB

      MD5

      1736c0937e94caf387eeb87ac27425c9

      SHA1

      0251aa6c420593c41d982f3c2d5555e706afbae4

      SHA256

      48e7ff36d57f94d0da1b48b10bf640e4d410476f8471be19c19cfae02dc6cd8e

      SHA512

      ac024012cade37cc18779ed0313c988e6d83a411dcfa7bf3b3bd5360d66acd2b15dbc5bc9ecbe11c714af5f27afd42a55b2ebc6e6169b5516f0ce8c38f3842a3

    • memory/2088-27-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2088-1-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2088-2-0x0000000000880000-0x00000000008C0000-memory.dmp

      Filesize

      256KB

    • memory/2088-3-0x0000000000270000-0x0000000000288000-memory.dmp

      Filesize

      96KB

    • memory/2088-4-0x00000000002D0000-0x00000000002D8000-memory.dmp

      Filesize

      32KB

    • memory/2088-5-0x0000000000480000-0x000000000048A000-memory.dmp

      Filesize

      40KB

    • memory/2088-6-0x0000000005370000-0x00000000053EC000-memory.dmp

      Filesize

      496KB

    • memory/2088-0-0x00000000009C0000-0x0000000000A8E000-memory.dmp

      Filesize

      824KB

    • memory/2720-29-0x000000006F050000-0x000000006F5FB000-memory.dmp

      Filesize

      5.7MB

    • memory/2720-30-0x0000000002BC0000-0x0000000002C00000-memory.dmp

      Filesize

      256KB

    • memory/2720-34-0x000000006F050000-0x000000006F5FB000-memory.dmp

      Filesize

      5.7MB

    • memory/2720-31-0x000000006F050000-0x000000006F5FB000-memory.dmp

      Filesize

      5.7MB

    • memory/2720-32-0x0000000002BC0000-0x0000000002C00000-memory.dmp

      Filesize

      256KB

    • memory/2720-33-0x0000000002BC0000-0x0000000002C00000-memory.dmp

      Filesize

      256KB

    • memory/2724-22-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-16-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-28-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB

    • memory/2724-14-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-24-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-26-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-17-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2724-18-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/2724-35-0x0000000074BD0000-0x00000000752BE000-memory.dmp

      Filesize

      6.9MB