Overview

overview

10

Static

static

gwui.dll

windows7_x64

10

gwui.dll

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    172s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    08-02-2022 22:07

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General

  • Target

    gwui.dll

  • Size

    211KB

  • MD5

    ac581207ef80437a961f2ada3a47d763

  • SHA1

    62964395bbc5fbee65dac62e0233ce8377674b2c

  • SHA256

    b6262f4aa06d0bf045d95e3fcbc142f1d1d98f053da5714e3570482f0cf93b65

  • SHA512

    e0e079b3271cf71b582c6d1ea9326860f7c7467051c7aaacab7f19115390655341200fdba1e0b01e2b6225e8ed2efb0a1cdc55bd7fccb120060d89cb0d493bc2

Score
10/10
cobaltstrikebackdoortrojan

Malware Config

Extracted

Family

cobaltstrike

C2

http://foxofeli.com:443/image-directory/dhl.jpg

Attributes
  • user_agent

    Host: weibo.com Connection: close Accept-Language: fr-CH, fr;q=0.9, en;q=0.8, de;q=0.7, *;q=0.5 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_2) AppleWebKit/601.3.9 (KHTML, like Gecko) Version/9.0.2 Safari/601.3.9

Signatures

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\gwui.dll
    1⤵
      PID:1608

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1608-54-0x000007FEFB731000-0x000007FEFB733000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1608-55-0x00000000003A0000-0x00000000003AA000-memory.dmp

      Filesize

      40KB

      Download

    • memory/1608-56-0x00000000031D0000-0x00000000035D0000-memory.dmp

      Filesize

      4.0MB

      Download