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Analysis

  • max time kernel
    129s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21/02/2023, 23:33 UTC

General

  • Target

    Contract_02_21_Copy#48.exe

  • Size

    1.4MB

  • MD5

    5ac5d2bfb46d310338ad8bb70a0b562d

  • SHA1

    bf07b0e67bb50fec99ff89b17ec6d4f8a19a57e0

  • SHA256

    05aa0587937c153ffbd573c6ba35a446e7c9eae62a39308d6e800e127156c468

  • SHA512

    0ff11a63877ff9e1dfb3abb58ca565754571d8da6cfb180c4926ff97921a8c207eb5ffd6fb53593f7342c1b602c7a9fefa86f1a34a6663f7aac956bfb1fd252f

  • SSDEEP

    24576:XS9VBCocBwQ4v4by+6WUjI9+Wq6w6bX2du9RXr+3:C9CJBp9WHFIJq6Pbmd2RXW

Score
10/10

Malware Config

Extracted

Family

bumblebee

Botnet

21maca

C2

108.62.141.20:443

104.168.140.145:443

51.68.145.171:443

108.62.118.170:443

192.119.72.133:443

23.108.57.201:443

rc4.plain
1
XNgHUGLrCD

Signatures

  • BumbleBee

    BumbleBee is a webshell malware written in C++.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Contract_02_21_Copy#48.exe
    "C:\Users\Admin\AppData\Local\Temp\Contract_02_21_Copy#48.exe"
    1⤵
    • Suspicious use of NtCreateThreadExHideFromDebugger
    PID:624

Network

    No results found
  • 40.193.27.226:315
    Contract_02_21_Copy#48.exe
    152 B
    3
  • 197.170.198.152:234
    Contract_02_21_Copy#48.exe
    152 B
    3
  • 163.223.67.191:321
    Contract_02_21_Copy#48.exe
    152 B
    3
  • 73.237.181.95:225
    Contract_02_21_Copy#48.exe
    152 B
    3
  • 210.251.33.116:444
    Contract_02_21_Copy#48.exe
    152 B
    3
  • 84.35.30.131:488
    Contract_02_21_Copy#48.exe
    152 B
    3
No results found

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/624-54-0x0000000000500000-0x0000000000661000-memory.dmp

    Filesize

    1.4MB

  • memory/624-55-0x0000000000500000-0x0000000000661000-memory.dmp

    Filesize

    1.4MB

  • memory/624-56-0x0000000000500000-0x0000000000661000-memory.dmp

    Filesize

    1.4MB

  • memory/624-57-0x0000000000310000-0x000000000039B000-memory.dmp

    Filesize

    556KB

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