General

  • Target

    15522b5539cc52ee228e0e92de854d5e154d095dfb933849c80de65e96271b06

  • Size

    933KB

  • Sample

    230923-y8j45sca75

  • MD5

    637ad3cb3254a4479f8b43b032cd3e35

  • SHA1

    0ae6b045c679e2cd72edf05fe293f959f4a6d78c

  • SHA256

    15522b5539cc52ee228e0e92de854d5e154d095dfb933849c80de65e96271b06

  • SHA512

    9d1efa527c480b0fea4c99175f0466254d30d5f2f1a429b337b2f9576dc0864e5ca291c28f4835f0b7f4329027b015c3b4c233ad592e84cbbf5f1a02604fc009

  • SSDEEP

    12288:tMrby90c/EStmb1enQA43ttGkJPUYOQbFzb+matrli8KqaWQ9h+d78SEyY0agIVY:2y6StOf7Gk3ZpndatlXPQXm4LPp2sI

Malware Config

Extracted

Family

redline

Botnet

nanya

C2

77.91.124.82:19071

Attributes
  • auth_value

    640aa5afe54f566d8795f0dc723f8b52

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

Targets

    • Target

      15522b5539cc52ee228e0e92de854d5e154d095dfb933849c80de65e96271b06

    • Size

      933KB

    • MD5

      637ad3cb3254a4479f8b43b032cd3e35

    • SHA1

      0ae6b045c679e2cd72edf05fe293f959f4a6d78c

    • SHA256

      15522b5539cc52ee228e0e92de854d5e154d095dfb933849c80de65e96271b06

    • SHA512

      9d1efa527c480b0fea4c99175f0466254d30d5f2f1a429b337b2f9576dc0864e5ca291c28f4835f0b7f4329027b015c3b4c233ad592e84cbbf5f1a02604fc009

    • SSDEEP

      12288:tMrby90c/EStmb1enQA43ttGkJPUYOQbFzb+matrli8KqaWQ9h+d78SEyY0agIVY:2y6StOf7Gk3ZpndatlXPQXm4LPp2sI

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks