General

  • Target

    fa583b821101e18da1b8bc386ea46a31505501fada69f1a6b18087178c99bb31_JC.exe

  • Size

    1.3MB

  • Sample

    230923-yahhnabh42

  • MD5

    d6f1ffa454b8ba8e77176d147b0df30b

  • SHA1

    adadd0cb096367d7fc426590e3af616a9110b003

  • SHA256

    fa583b821101e18da1b8bc386ea46a31505501fada69f1a6b18087178c99bb31

  • SHA512

    d10338b6cafbea630cd372da0df31a7926d746bb184467d847c351ebc54984838cd90a028417607e00fa0542d7e788a3a39d1d22116f6f5651dcd0b10536853f

  • SSDEEP

    24576:gyTwwbwuxshAQkIlYmCi+qPojNMKP9rxvk5Gz4SR5OCrs05hcxDViUb2H:nTwwbwu6nf/t6NMKP9rlk5GzAa5cxxit

Malware Config

Extracted

Family

redline

Botnet

trush

C2

77.91.124.82:19071

Attributes
  • auth_value

    c13814867cde8193679cd0cad2d774be

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      fa583b821101e18da1b8bc386ea46a31505501fada69f1a6b18087178c99bb31_JC.exe

    • Size

      1.3MB

    • MD5

      d6f1ffa454b8ba8e77176d147b0df30b

    • SHA1

      adadd0cb096367d7fc426590e3af616a9110b003

    • SHA256

      fa583b821101e18da1b8bc386ea46a31505501fada69f1a6b18087178c99bb31

    • SHA512

      d10338b6cafbea630cd372da0df31a7926d746bb184467d847c351ebc54984838cd90a028417607e00fa0542d7e788a3a39d1d22116f6f5651dcd0b10536853f

    • SSDEEP

      24576:gyTwwbwuxshAQkIlYmCi+qPojNMKP9rxvk5Gz4SR5OCrs05hcxDViUb2H:nTwwbwu6nf/t6NMKP9rlk5GzAa5cxxit

    • Detect Fabookie payload

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • 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