General

  • Target

    b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe

  • Size

    1.4MB

  • Sample

    230923-xw434shh9w

  • MD5

    48176e8e6fbea981ef18e00862cb4c8e

  • SHA1

    598c60b471c8d429b95a6fc2915a2e568e114868

  • SHA256

    b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c

  • SHA512

    11adc6b5e8aae2d68af43416bd3814315d4fc4bf88c236b68f4a662ef17e3bc075f228a113a84c03b5e557e06f145878cca7facbfea1c2dcf870aafc01225a17

  • SSDEEP

    24576:yydq8Eyryo3tKF8PWQm9lRDGwcmU3/EG1edXHGEvaXFAJ:Zdqoryo7utHfuPEGghvaX

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

trush

C2

77.91.124.82:19071

Attributes
  • auth_value

    c13814867cde8193679cd0cad2d774be

Extracted

Family

fabookie

C2

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

Targets

    • Target

      b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c_JC.exe

    • Size

      1.4MB

    • MD5

      48176e8e6fbea981ef18e00862cb4c8e

    • SHA1

      598c60b471c8d429b95a6fc2915a2e568e114868

    • SHA256

      b16b54175ba7bc8b86612c46a1c195010b6dc35d70f12d4269b3b9f2184e802c

    • SHA512

      11adc6b5e8aae2d68af43416bd3814315d4fc4bf88c236b68f4a662ef17e3bc075f228a113a84c03b5e557e06f145878cca7facbfea1c2dcf870aafc01225a17

    • SSDEEP

      24576:yydq8Eyryo3tKF8PWQm9lRDGwcmU3/EG1edXHGEvaXFAJ:Zdqoryo7utHfuPEGghvaX

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Fabookie payload

    • Detected google phishing page

    • Detects Healer an antivirus disabler dropper

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • 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.

    • Windows security bypass

    • xmrig

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

    • Modifies boot configuration data using bcdedit

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • 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

    • Windows security modification

    • 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.

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks