Overview

overview

10

Static

static

4c0a663f8e...0c.exe

windows7_x64

10

4c0a663f8e...0c.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    4294183s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    20-03-2022 01:41

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General

  • Target

    4c0a663f8e4ef5bf257dbf1f38174a74828151382d1d9918d629fbae04263a0c.exe

  • Size

    564KB

  • MD5

    6fb8c809e635fbc46adad84e9c78415a

  • SHA1

    f884cc366990915da0d9681d73622070f616bc39

  • SHA256

    4c0a663f8e4ef5bf257dbf1f38174a74828151382d1d9918d629fbae04263a0c

  • SHA512

    b07c94fe006f65bc984cce1d55d217a1beadc97d5554365f81e91143b3901436308e4e2b57f772e6c554124ba1b3e46e0d7c9ae2db678478f2b8478653a67eb3

Score
10/10
chinese_generic_botnetbotnet

Malware Config

Signatures

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

    botnetchinese_generic_botnet
  • Chinese Botnet Payload 1 IoCs
    botnet
  • Executes dropped EXE 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c0a663f8e4ef5bf257dbf1f38174a74828151382d1d9918d629fbae04263a0c.exe
    "C:\Users\Admin\AppData\Local\Temp\4c0a663f8e4ef5bf257dbf1f38174a74828151382d1d9918d629fbae04263a0c.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    PID:1192
  • C:\Program Files (x86)\Pmumejm.exe
    "C:\Program Files (x86)\Pmumejm.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Program Files (x86)\Pmumejm.exe
      "C:\Program Files (x86)\Pmumejm.exe" Win7
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1192-54-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1192-55-0x0000000010000000-0x0000000010017000-memory.dmp

    Filesize

    92KB

    Download