General

  • Target

    b6dbab0251f7dc75749babd8a98c8072df0ae4bd9767198cf2381d667e2222f6exe_JC.exe

  • Size

    1.4MB

  • Sample

    230911-xexmpsaf32

  • MD5

    8b9272d38a1fc39423a9ae0ada7c1197

  • SHA1

    acd50f2b220e40f8e6a73d3fa622cd9d1b3320c2

  • SHA256

    b6dbab0251f7dc75749babd8a98c8072df0ae4bd9767198cf2381d667e2222f6

  • SHA512

    4b4ecfcc31fe7e4d55e24680e09d0ffe4d8fc0fbb5a9d4835f50bc65abdfc6a93d5a00173bd59938e0573020842525d7b1b00ba944c89983a66af3054189d079

  • SSDEEP

    24576:Y97CWkGIOF+W+Wxh+YtHzTjziDWHbzNciqGGS7cQ42KAUttR/1:c7CWkGJFHxjzHziDMzNH0S7cQ42Ktn/1

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

tuco

C2

77.91.124.82:19071

Attributes
  • auth_value

    dcfeb759bae9232de006fc3a4b34ac53

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Targets

    • Target

      b6dbab0251f7dc75749babd8a98c8072df0ae4bd9767198cf2381d667e2222f6exe_JC.exe

    • Size

      1.4MB

    • MD5

      8b9272d38a1fc39423a9ae0ada7c1197

    • SHA1

      acd50f2b220e40f8e6a73d3fa622cd9d1b3320c2

    • SHA256

      b6dbab0251f7dc75749babd8a98c8072df0ae4bd9767198cf2381d667e2222f6

    • SHA512

      4b4ecfcc31fe7e4d55e24680e09d0ffe4d8fc0fbb5a9d4835f50bc65abdfc6a93d5a00173bd59938e0573020842525d7b1b00ba944c89983a66af3054189d079

    • SSDEEP

      24576:Y97CWkGIOF+W+Wxh+YtHzTjziDWHbzNciqGGS7cQ42KAUttR/1:c7CWkGJFHxjzHziDMzNH0S7cQ42Ktn/1

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks