Resubmissions

20-09-2024 07:43

240920-jkdj5avhqa 10

16-09-2024 13:49

240916-q4rz7a1apg 10

Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 13:49

General

  • Target

    bazaar.2020.02/HEUR-Backdoor.MSIL.Crysan.exe

  • Size

    110KB

  • MD5

    8944e61729e65362b848dcc0268e9ddf

  • SHA1

    b29fd4c60f312d89ee4d87deb2e0a72e7384d8db

  • SHA256

    2b70dd97d36efbbadd5f63afc22e28dc53d26302bae846b4f4e49e27cf95a70f

  • SHA512

    dc50237c10e07f708125e27da1206caa9051b06e55ff0c7dadf4d7ddad3ef1580a91c9d2fdcf48c4e57101ab5ee9574a515a062e704205b5339c4e8e6ea0298f

  • SSDEEP

    1536:FZ3ObRIV3YMZQNbmrC5ByUv6OthlDevOpzLNWQh2QIsexEFHk15Z4vh6fNzxF0gd:FobRIVtZQNbm2fyaosrU8UZ4vQfp10z

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.6A

Botnet

null

C2

denemeiso1.duckdns.org:5060

Mutex

ywpwhygnxfqlufzb

Attributes
  • delay

    5

  • install

    false

  • install_file

    MCafee.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Backdoor.MSIL.Crysan.exe
    "C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Backdoor.MSIL.Crysan.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3900

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3900-0-0x00007FFCC8C53000-0x00007FFCC8C55000-memory.dmp

    Filesize

    8KB

  • memory/3900-1-0x0000000000820000-0x0000000000842000-memory.dmp

    Filesize

    136KB

  • memory/3900-2-0x00007FFCC8C50000-0x00007FFCC9711000-memory.dmp

    Filesize

    10.8MB

  • memory/3900-3-0x00007FFCC8C53000-0x00007FFCC8C55000-memory.dmp

    Filesize

    8KB

  • memory/3900-4-0x00007FFCC8C50000-0x00007FFCC9711000-memory.dmp

    Filesize

    10.8MB