Overview

overview

10

Static

static

10

HEUR-Backd...a2.exe

windows7-x64

10

HEUR-Backd...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe
  • Size 47KB
  • Sample221228-lannfsda41
  • SHA256 107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
ratdefaultasyncrat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 1.0.7

Botnet

  • Default

C2

  • 127.0.0.1:8848

  • 127.0.0.1:15021

  • 2.tcp.ngrok.io:8848

  • 2.tcp.ngrok.io:15021

Mutex

  • DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • Async RAT payload 1 IoCs
    rat
  • Asyncrat family
    asyncrat

File Explorer

  • HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe
    .exe 47KB

HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2
  • MD5 SHA1 SHA512 SSDEEP
windowsx86

  • Async RAT payload

    rat
Minor OS version
Major OS version
Entry point
52158
Magic Number
267
Subsystem
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
PDB paths