General

  • Target

    c91a7269a19a47b947220b9b15333cfeb2eabf921a659e03a7611823e76f6bd6

  • Size

    160KB

  • Sample

    231011-ydn5lshc81

  • MD5

    47dc0b1404e646e723a74428d850786e

  • SHA1

    0e032c37f55c15535b84f45245e38973d4b71e0f

  • SHA256

    5970250e545225c6ad36dce718442e62202eabfec32b28373ab032b616713315

  • SHA512

    e5c31958a3c005818fbfdb1bbf3a5e998595896b097c408cbd0d100c2b7e8920a3d5bdf97719738e38b5d65d437bd27658af3b5ec15ed8a0adf0a77fd894ce34

  • SSDEEP

    3072:wew/FqQKJvpqdPz5lXr07iPVKfS5+Pf+GQMhdG9IMsViqGL/2FI6:w/tIxqxuiNKq5Kf+GQMXpMkij6

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      c91a7269a19a47b947220b9b15333cfeb2eabf921a659e03a7611823e76f6bd6

    • Size

      270KB

    • MD5

      c39445651474e8941a48d6d190254358

    • SHA1

      dde1938bdac3e9d1446f4b777e6b3d5487371e28

    • SHA256

      c91a7269a19a47b947220b9b15333cfeb2eabf921a659e03a7611823e76f6bd6

    • SHA512

      76892603ac4dbacf864cfdc20311cfa19d49a90b26a03e1467ec64a8c0f5d972937930cd0f2f28a2e62314faa38417dfdaf30c036166ffa19dbe8cab16a5515a

    • SSDEEP

      6144:dRGhrJ+j+5j68KsT6h/OCy5U9uAOUA7y7OyyCqw6:dRwN+j+5+RsqGGu3+DCw6

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

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

    • Detects Healer an antivirus disabler dropper

    • 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

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks