General

  • Target

    NEAS.d66c7e5d68d7039128db1c7eb6a0275fc869e1f25e9dbcd553ca05bc637e4391.exe

  • Size

    692KB

  • Sample

    231111-mefzvadd7t

  • MD5

    d9b6baec3c4db92280e6549a740d4e51

  • SHA1

    1d56e92ebb12356c556fb6a36d443fcb16d0726c

  • SHA256

    d66c7e5d68d7039128db1c7eb6a0275fc869e1f25e9dbcd553ca05bc637e4391

  • SHA512

    b574b1d7d1402eda62ab718407ccf05b3d496538d1a5b2a0191debdc91dc78221f42ffdc6be4038e4c41d74a8c0627ac45b0fea7026a97e157b9e1b2ec088f11

  • SSDEEP

    12288:NMrEy90O5uRDMkxV+Ik22McisOGig2sQ4t/IY8iU529mXQXR2NSL2a3gCIrn94G5:9yL5EDMa+IhsBp2sQ4tIY7M29mXQXR2n

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

redline

Botnet

pixelnew2.0

C2

194.49.94.11:80

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      NEAS.d66c7e5d68d7039128db1c7eb6a0275fc869e1f25e9dbcd553ca05bc637e4391.exe

    • Size

      692KB

    • MD5

      d9b6baec3c4db92280e6549a740d4e51

    • SHA1

      1d56e92ebb12356c556fb6a36d443fcb16d0726c

    • SHA256

      d66c7e5d68d7039128db1c7eb6a0275fc869e1f25e9dbcd553ca05bc637e4391

    • SHA512

      b574b1d7d1402eda62ab718407ccf05b3d496538d1a5b2a0191debdc91dc78221f42ffdc6be4038e4c41d74a8c0627ac45b0fea7026a97e157b9e1b2ec088f11

    • SSDEEP

      12288:NMrEy90O5uRDMkxV+Ik22McisOGig2sQ4t/IY8iU529mXQXR2NSL2a3gCIrn94G5:9yL5EDMa+IhsBp2sQ4tIY7M29mXQXR2n

    • DcRat

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

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks