Analysis

  • max time kernel
    141s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-11-2022 18:06

General

  • Target

    TDGxENRMCBkgkc.bat

  • Size

    1KB

  • MD5

    372223c90e92c1bd3333eb5175375d10

  • SHA1

    bb4892289f99f41a5a56e18db703149ea80040f6

  • SHA256

    7a2b6dcdba0158d583d37512ddcfe816d31124c3234498a5910dac141869ffdd

  • SHA512

    010a7cce6c6c91c3716ec3dadfabb534c65a2a9e07b429b42ac62b3bcce1748f69d998d46370c36e2dccdac8e393e7b1681dd0aa09102fa7e416fcb56f9c0c87

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

1411

C2

107.189.13.247:443

64.44.102.241:443

54.37.130.24:443

rc4.plain

Signatures

  • BumbleBee

    BumbleBee is a webshell malware written in C++.

  • Blocklisted process makes network request 6 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\TDGxENRMCBkgkc.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3224
    • C:\Windows\system32\rundll32.exe
      rundll32 pFTLNjSsgkkKZo.dll,LoadNode
      2⤵
      • Blocklisted process makes network request
      • Suspicious use of NtCreateThreadExHideFromDebugger
      PID:844

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/844-133-0x000001ADE32A0000-0x000001ADE33E9000-memory.dmp

    Filesize

    1.3MB

  • memory/844-134-0x000001ADE30E0000-0x000001ADE3158000-memory.dmp

    Filesize

    480KB