General

  • Target

    f1b7f57bbff1f64907c7a0ba46fbe2e1d7dfb2889f2f6c315bdba1d43786d5d6

  • Size

    261KB

  • Sample

    230918-lnmy3sah27

  • MD5

    b4ebe7abcb5db1a55849c2284ee9ae7f

  • SHA1

    0553a40494caa493b2fef8169da320566d2931c7

  • SHA256

    f1b7f57bbff1f64907c7a0ba46fbe2e1d7dfb2889f2f6c315bdba1d43786d5d6

  • SHA512

    88653ff08acb37e6555a773b5b2eee4cdb167fcab9bd1f5cfa858250047c760e35174a47d1693087c9a7e7480fe6928c80a5f197daf6207141ec88b2a3195e02

  • SSDEEP

    3072:l27G6IBtVVzkEmJth+9p1ORs+NJ2uvHJ5TMi473cceipyEAeAg0FujD8GfQFVFAU:lFvJm09zORs+z/TMify9DAO0qQGMW8/

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

0305

C2

185.215.113.25:10195

Attributes
  • auth_value

    c86205ff1cc37b2da12f0190adfda52c

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

      f1b7f57bbff1f64907c7a0ba46fbe2e1d7dfb2889f2f6c315bdba1d43786d5d6

    • Size

      261KB

    • MD5

      b4ebe7abcb5db1a55849c2284ee9ae7f

    • SHA1

      0553a40494caa493b2fef8169da320566d2931c7

    • SHA256

      f1b7f57bbff1f64907c7a0ba46fbe2e1d7dfb2889f2f6c315bdba1d43786d5d6

    • SHA512

      88653ff08acb37e6555a773b5b2eee4cdb167fcab9bd1f5cfa858250047c760e35174a47d1693087c9a7e7480fe6928c80a5f197daf6207141ec88b2a3195e02

    • SSDEEP

      3072:l27G6IBtVVzkEmJth+9p1ORs+NJ2uvHJ5TMi473cceipyEAeAg0FujD8GfQFVFAU:lFvJm09zORs+z/TMify9DAO0qQGMW8/

    • DcRat

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

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • 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 WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks