General

  • Target

    1a6169a1c8ca4b8ef0b6424ff4bcc6a0fda299654d5f33e683516fc6658a2855

  • Size

    934KB

  • Sample

    230923-yn248aca24

  • MD5

    1678bf57dcefd40f8e9e1b51e2489d45

  • SHA1

    992df88972f014ae4b5a787bf36921831db38dec

  • SHA256

    1a6169a1c8ca4b8ef0b6424ff4bcc6a0fda299654d5f33e683516fc6658a2855

  • SHA512

    6f01db87c7d33accf3096e819b5f277ff10375e3a75521eeecb1eaa5ddc7cc800b28422e3d3c5a4c3b79f22fdab40a91f305ff230bb0f2a411e25e1b15ba33f1

  • SSDEEP

    24576:ryby0ybuoMf+ehYyEsVXKsbI7e/F9kDl:ebCyfk5scsUe

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

Targets

    • Target

      1a6169a1c8ca4b8ef0b6424ff4bcc6a0fda299654d5f33e683516fc6658a2855

    • Size

      934KB

    • MD5

      1678bf57dcefd40f8e9e1b51e2489d45

    • SHA1

      992df88972f014ae4b5a787bf36921831db38dec

    • SHA256

      1a6169a1c8ca4b8ef0b6424ff4bcc6a0fda299654d5f33e683516fc6658a2855

    • SHA512

      6f01db87c7d33accf3096e819b5f277ff10375e3a75521eeecb1eaa5ddc7cc800b28422e3d3c5a4c3b79f22fdab40a91f305ff230bb0f2a411e25e1b15ba33f1

    • SSDEEP

      24576:ryby0ybuoMf+ehYyEsVXKsbI7e/F9kDl:ebCyfk5scsUe

    • 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

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks