Analysis

  • max time kernel
    141s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • submitted
    09/11/2024, 19:26

General

  • Target

    9d8339d342ed747583da03583afdb445.exe

  • Size

    451KB

  • MD5

    9d8339d342ed747583da03583afdb445

  • SHA1

    ab2bbc7c5af8913c66c75331d62b6fede68d46b7

  • SHA256

    695b8d6b97edf8239d5ae772c2d726740d81a0b4893199c3be812406e0942123

  • SHA512

    46be1b3eb7c57056625a1176ed77a620e9bd5a40713a3e4d61be5ebd7e215ec988977c0e5c9cba1ff1013eede89ae9bb07e6149d6d58fcb73f9f61415fbd3be1

  • SSDEEP

    6144:dE0b6CikANLQUmtn37+tm/jEgEn7vZSwZjJP27UxQ76gXFu/s+2abgbqhT9bQu:dE0bzFqQdl7+tGjyj1fxQzXas+2O2a

Malware Config

Extracted

Family

stealc

Botnet

default10

C2

http://62.204.41.163

Attributes
  • url_path

    /16fa04073490929d.php

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d8339d342ed747583da03583afdb445.exe
    "C:\Users\Admin\AppData\Local\Temp\9d8339d342ed747583da03583afdb445.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2752
    • C:\Users\Admin\AppData\Local\Temp\4194.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\4194.tmp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\4194.tmp.exe

          Filesize

          303KB

          MD5

          f7e637924f021b359d158d31c93d239f

          SHA1

          dfc068dc3c019741c56481bdc1d2ff216ac50765

          SHA256

          f87fafe5077d57748093d125dccf8fb8d80bed99de2f11c5032ddd80ae09b3b1

          SHA512

          2203fcb797198774dd9a43304a221849e2170c3c6dc8b55c7859a0482026c1dfdb6bcae74fe35c6296fa954fe0fd2b571c1f2b411259a667247d2d3b15ccfd9c

        • memory/2752-1-0x0000000002CE0000-0x0000000002DE0000-memory.dmp

          Filesize

          1024KB

        • memory/2752-2-0x0000000000220000-0x0000000000285000-memory.dmp

          Filesize

          404KB

        • memory/2752-3-0x0000000000400000-0x0000000000468000-memory.dmp

          Filesize

          416KB

        • memory/2752-19-0x0000000002CE0000-0x0000000002DE0000-memory.dmp

          Filesize

          1024KB

        • memory/2752-21-0x0000000000220000-0x0000000000285000-memory.dmp

          Filesize

          404KB

        • memory/2752-20-0x0000000000400000-0x0000000002B74000-memory.dmp

          Filesize

          39.5MB

        • memory/2752-22-0x0000000000400000-0x0000000000468000-memory.dmp

          Filesize

          416KB

        • memory/2752-44-0x0000000000400000-0x0000000002B74000-memory.dmp

          Filesize

          39.5MB

        • memory/3044-43-0x0000000000400000-0x0000000002B50000-memory.dmp

          Filesize

          39.3MB