Resubmissions

18-09-2023 09:17

230918-k816rsag34 10

18-09-2023 09:12

230918-k6ppysag22 10

General

  • Target

    486caab0ec60616a407fd97a1729fd3b013d6b0fe06fd5ee2a3c43ec8359625b

  • Size

    261KB

  • Sample

    230918-k816rsag34

  • MD5

    78f8c13da0feed4055ce3cb732a2212b

  • SHA1

    b07ad6f030f907475c2ab7344f76d755be146c18

  • SHA256

    486caab0ec60616a407fd97a1729fd3b013d6b0fe06fd5ee2a3c43ec8359625b

  • SHA512

    bd4207815731f3d23082fd7441b7c3b8b76503f759b309ef937e13915965fc7da25d673bb7201f12c7385f9539abae1ad381cc361a6362711b933050b717754b

  • SSDEEP

    6144:noLpmE9POTt+wqWbiC+9DAOHIQNDB8nXJg8f:nYQE9GTcNmSS5g8f

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

      486caab0ec60616a407fd97a1729fd3b013d6b0fe06fd5ee2a3c43ec8359625b

    • Size

      261KB

    • MD5

      78f8c13da0feed4055ce3cb732a2212b

    • SHA1

      b07ad6f030f907475c2ab7344f76d755be146c18

    • SHA256

      486caab0ec60616a407fd97a1729fd3b013d6b0fe06fd5ee2a3c43ec8359625b

    • SHA512

      bd4207815731f3d23082fd7441b7c3b8b76503f759b309ef937e13915965fc7da25d673bb7201f12c7385f9539abae1ad381cc361a6362711b933050b717754b

    • SSDEEP

      6144:noLpmE9POTt+wqWbiC+9DAOHIQNDB8nXJg8f:nYQE9GTcNmSS5g8f

    • DcRat

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

    • Detect Fabookie payload

    • Detected google phishing page

    • 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.

    • Windows security bypass

    • 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.

    • 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.

    • 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