Analysis

  • max time kernel
    68s
  • max time network
    71s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    14-05-2022 13:50

General

  • Target

    36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e.exe

  • Size

    516KB

  • MD5

    50ef01a3ea956415109060b12df69af3

  • SHA1

    9017e97b4a34336392b7b98ad2aff8c4dad228d9

  • SHA256

    36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e

  • SHA512

    d518eb98744fb1b3dbf94dc07c58c22c216d120a537df4e2253f59db6b6b555de56a16e2fdcc71cc951b433533c94a06f8b60d9d9fadf2e7ea18c9ae03072c8d

Malware Config

Extracted

Family

azorult

C2

http://e4v5sa.xyz/PL341/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e.exe
    "C:\Users\Admin\AppData\Local\Temp\36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VtwKTd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1696
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VtwKTd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB5E8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1168
    • C:\Users\Admin\AppData\Local\Temp\36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e.exe
      "C:\Users\Admin\AppData\Local\Temp\36d24df14c30587bab4aec2992cd86d258d0245f01781abb57241005282a8f7e.exe"
      2⤵
        PID:320

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmpB5E8.tmp
      Filesize

      1KB

      MD5

      fcd0df192517641d6a579b3f6677a39a

      SHA1

      7e2283374c1e47758ee9a603cbc95e62bff446d5

      SHA256

      85d1e74b28f15507de680880f438b680eaac62b91163c05d36bee02141f9960c

      SHA512

      291df17ce6f4ab3828368048575d290a2153173fab0d9f8c3c3403904537bf5561e6ea7d6943b88a3709773c1f32de137382088b588b6f4512ced9924bfe87d3

    • memory/320-68-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-63-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-64-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-75-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-66-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-73-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-71-0x000000000041A684-mapping.dmp
    • memory/320-67-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/320-70-0x0000000000400000-0x0000000000420000-memory.dmp
      Filesize

      128KB

    • memory/1168-59-0x0000000000000000-mapping.dmp
    • memory/1668-56-0x0000000000250000-0x0000000000262000-memory.dmp
      Filesize

      72KB

    • memory/1668-54-0x0000000000ED0000-0x0000000000F54000-memory.dmp
      Filesize

      528KB

    • memory/1668-57-0x00000000009B0000-0x0000000000A16000-memory.dmp
      Filesize

      408KB

    • memory/1668-62-0x0000000002370000-0x0000000002392000-memory.dmp
      Filesize

      136KB

    • memory/1668-55-0x00000000762C1000-0x00000000762C3000-memory.dmp
      Filesize

      8KB

    • memory/1696-58-0x0000000000000000-mapping.dmp
    • memory/1696-76-0x000000006ED40000-0x000000006F2EB000-memory.dmp
      Filesize

      5.7MB