Analysis

  • max time kernel
    69s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    20-03-2023 02:21

General

  • Target

    nht-refund...exe

  • Size

    579KB

  • MD5

    6ca65058e490b038710bd1e2ac8cb457

  • SHA1

    c66ea296401994d1d352b2795b70dd38f7eb4f88

  • SHA256

    f5e9af8a842e3d0ab3b48e83151a43a1514ed4f8772da1819d27558b62901b3b

  • SHA512

    f3f473a6e7335b39cdd212ce287070e2f092cc550bd836ca66808b3483ef48c6152ad41a5f9a120c22c268af3960768b6fb7e03a8861bf444052c7cf1476229f

  • SSDEEP

    12288:sctmABdVLhcA9D/4BjCAYEKRkx/yX0chSSuPA:sqdpkBtqoaXLMS+

Malware Config

Extracted

Family

warzonerat

C2

154.16.106.40:4441

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT payload 7 IoCs
  • 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\nht-refund...exe
    "C:\Users\Admin\AppData\Local\Temp\nht-refund...exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rsbXbxKsuHPWo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7DC8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:692
    • C:\Users\Admin\AppData\Local\Temp\nht-refund...exe
      "{path}"
      2⤵
        PID:1768

    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\tmp7DC8.tmp
      Filesize

      1KB

      MD5

      38487df40ef2d35667f47944d6b2ecdd

      SHA1

      09e1af43e8331162f1c6ce783563293d0b5c71b1

      SHA256

      be48ba690fe246238bb9d528889f00781ab6d01e350fe25ebe9b5f1dddf8c594

      SHA512

      18a8b09a3d26332ced93022cf5733195bc82c75d698ca647f327e149f1ef065f05d6c9c3936cced14ec7dcea3b5d8a0ab2fdecd8bc37286c39235a45dad00592

    • memory/1232-54-0x0000000001330000-0x00000000013C6000-memory.dmp
      Filesize

      600KB

    • memory/1232-55-0x00000000011E0000-0x0000000001220000-memory.dmp
      Filesize

      256KB

    • memory/1232-56-0x0000000000240000-0x000000000024C000-memory.dmp
      Filesize

      48KB

    • memory/1232-57-0x00000000011E0000-0x0000000001220000-memory.dmp
      Filesize

      256KB

    • memory/1232-58-0x0000000000FC0000-0x0000000001038000-memory.dmp
      Filesize

      480KB

    • memory/1232-59-0x00000000003E0000-0x0000000000418000-memory.dmp
      Filesize

      224KB

    • memory/1768-64-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-63-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-65-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-66-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-67-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-69-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-68-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/1768-71-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-73-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB

    • memory/1768-74-0x0000000000400000-0x0000000000568000-memory.dmp
      Filesize

      1.4MB