Analysis

  • max time kernel
    15s
  • max time network
    19s
  • platform
    windows10-1703_x64
  • resource
    win10-20230831-en
  • resource tags

    arch:x64arch:x86image:win10-20230831-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-09-2023 03:21

General

  • Target

    aresloader.exe

  • Size

    1.5MB

  • MD5

    82acd827f36e29c05e6581558b0d76ca

  • SHA1

    bd43089a78e97b66064b37d72f086f4c042a4c91

  • SHA256

    7572b5b6b1f0ea8e857de568898cf97139c4e5237b835c61fea7d91a6f1155fb

  • SHA512

    cdf9077fb0c06a9fc38dc0aa630345adfb65bfb264d03d7b56b0961f02798f8bce49fcfa28fd40671a02e1e385ac0c4c2a3f914b1d0b64a844462be2127b261f

  • SSDEEP

    24576:f/f6OAqD+EoVeQExeVATaXAuQ5x3f3TWH5x:faOAU+M/WH5x

Score
10/10

Malware Config

Extracted

Family

aresloader

C2

http://45.80.69.193

Signatures

  • AresLoader

    AresLoader is a loader and downloader written in C++.

  • 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
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aresloader.exe
    "C:\Users\Admin\AppData\Local\Temp\aresloader.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Users\Admin\AppData\Local\Temp\aresloader.exe
      "C:\Users\Admin\AppData\Local\Temp\aresloader.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4212
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c tzutil /g
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4864
        • C:\Windows\SysWOW64\tzutil.exe
          tzutil /g
          4⤵
            PID:2052

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\MicrosoftSetup\MsMpEng.exe

      Filesize

      153B

      MD5

      cd31d1bda62e6c59e395bcd54ea7b23f

      SHA1

      8be312a526cda4e722942b168514c5a25ad57870

      SHA256

      5c829b1bc9a371935075b06108fa9f9aa1d2f00098db46650d6bea3d58099da0

      SHA512

      4e960c9794b0cbdcc375d4f8844d8ffb5ddbab73fdb1ff96b95859eac41118e48b27c23aa90b9737ca2fa3c87505e12466b966ad2f55d396bbd4ab0efa3a13ea

    • memory/4212-2-0x0000000000400000-0x0000000000545000-memory.dmp

      Filesize

      1.3MB

    • memory/4212-5-0x0000000000400000-0x0000000000545000-memory.dmp

      Filesize

      1.3MB

    • memory/4212-6-0x0000000000400000-0x0000000000545000-memory.dmp

      Filesize

      1.3MB

    • memory/4212-23-0x0000000000400000-0x0000000000545000-memory.dmp

      Filesize

      1.3MB

    • memory/5024-1-0x0000000002E10000-0x0000000002F10000-memory.dmp

      Filesize

      1024KB

    • memory/5024-3-0x0000000004890000-0x00000000049CD000-memory.dmp

      Filesize

      1.2MB