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Analysis

  • max time kernel
    21s
  • max time network
    89s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 22:31

General

  • Target

    3b3aeef0fb9a412fa69d2f730e433d88.exe

  • Size

    304KB

  • MD5

    3b3aeef0fb9a412fa69d2f730e433d88

  • SHA1

    6a6633b0d0f658f9802263d26a1f6920d8c0f2f9

  • SHA256

    8dd2a56704198ab57a70bc7e8f8d338126af40cfe4a00a7c67dbecda59f648cd

  • SHA512

    655928e21eb9107dfa069142a990ce520fbd0d4510e97d93e885bd9301f772f6da8ea7c81a56ef83430674ccfcfa7836ee0d88446231622a0c4ba286e99fc306

  • SSDEEP

    6144:MQdGOa5xUj69oyYqcadDXnounnwnNOk2cxb:MQDa5xQa7cCMunbvcF

Score
10/10

Malware Config

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Kills process with taskkill 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b3aeef0fb9a412fa69d2f730e433d88.exe
    "C:\Users\Admin\AppData\Local\Temp\3b3aeef0fb9a412fa69d2f730e433d88.exe"
    1⤵
      PID:3020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 1752
        2⤵
        • Program crash
        PID:5116
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c taskkill /im "3b3aeef0fb9a412fa69d2f730e433d88.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3b3aeef0fb9a412fa69d2f730e433d88.exe" & exit
        2⤵
          PID:1640
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "3b3aeef0fb9a412fa69d2f730e433d88.exe" /f
        1⤵
        • Kills process with taskkill
        PID:1468
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 3020 -ip 3020
        1⤵
          PID:2688

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3020-1-0x0000000002E70000-0x0000000002F70000-memory.dmp

          Filesize

          1024KB

        • memory/3020-2-0x0000000004A30000-0x0000000004A7A000-memory.dmp

          Filesize

          296KB

        • memory/3020-3-0x0000000000400000-0x0000000002CDC000-memory.dmp

          Filesize

          40.9MB

        • memory/3020-4-0x0000000000400000-0x0000000002CDC000-memory.dmp

          Filesize

          40.9MB

        • memory/3020-6-0x0000000002E70000-0x0000000002F70000-memory.dmp

          Filesize

          1024KB

        • memory/3020-8-0x0000000004A30000-0x0000000004A7A000-memory.dmp

          Filesize

          296KB

        • memory/3020-7-0x0000000000400000-0x0000000002CDC000-memory.dmp

          Filesize

          40.9MB