General

  • Target

    a87a42e90b9d980accdbb4d57448856ac8d2d04eb890fcba9d7dafb3cfb66cdd_JC.exe

  • Size

    1.4MB

  • Sample

    230923-xt4dsshh6z

  • MD5

    d36106beb8038bdea6c1912aabd244f9

  • SHA1

    d902fe8e91764167ee34b91de48c16a3d902a693

  • SHA256

    a87a42e90b9d980accdbb4d57448856ac8d2d04eb890fcba9d7dafb3cfb66cdd

  • SHA512

    572d7ad606c65543ded4ed044134afa73a13c560c7c5a604f135d90cffd5607be81284bd40d960c2bf36c8cfed1ab11d77fd69dd973944899d8b26458edb3ee5

  • SSDEEP

    24576:oyqu0ZFlhvGepBPyWtcocFyQcChJS4k0bMtUs0JSTL:vqFZF/eepBVr6yQTjk0bbsh

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

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

Targets

    • Target

      a87a42e90b9d980accdbb4d57448856ac8d2d04eb890fcba9d7dafb3cfb66cdd_JC.exe

    • Size

      1.4MB

    • MD5

      d36106beb8038bdea6c1912aabd244f9

    • SHA1

      d902fe8e91764167ee34b91de48c16a3d902a693

    • SHA256

      a87a42e90b9d980accdbb4d57448856ac8d2d04eb890fcba9d7dafb3cfb66cdd

    • SHA512

      572d7ad606c65543ded4ed044134afa73a13c560c7c5a604f135d90cffd5607be81284bd40d960c2bf36c8cfed1ab11d77fd69dd973944899d8b26458edb3ee5

    • SSDEEP

      24576:oyqu0ZFlhvGepBPyWtcocFyQcChJS4k0bMtUs0JSTL:vqFZF/eepBVr6yQTjk0bbsh

    • Detect Fabookie payload

    • 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.

    • 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