General

  • Target

    bbf29de1233fcdb0f8800a3f994c10716359e85cc1b2556a9c0379d24268ef9f

  • Size

    1.4MB

  • Sample

    231112-fxqhnsch6w

  • MD5

    af901eb1bbbbcc579cb96468c189ccd5

  • SHA1

    ea2d93d2155c774a6d4de62782eefd20b4d5c948

  • SHA256

    bbf29de1233fcdb0f8800a3f994c10716359e85cc1b2556a9c0379d24268ef9f

  • SHA512

    084d6e459dc2a3806e0f5d5d57fa7f3bb256a2dcc7311af95520cfd7fc0eb0581955eccb191a956d8fbf3b4b2e17ee9ca5c406c514ba653c6147e863f21b9f6a

  • SSDEEP

    24576:GyXnvuV3Vmt9ayFeIIsVsAGuilDNcdoYY8/Z64mLouTSKC7iW8HrOD:VXvAXief4VGL5cfw47uTvSGO

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

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      bbf29de1233fcdb0f8800a3f994c10716359e85cc1b2556a9c0379d24268ef9f

    • Size

      1.4MB

    • MD5

      af901eb1bbbbcc579cb96468c189ccd5

    • SHA1

      ea2d93d2155c774a6d4de62782eefd20b4d5c948

    • SHA256

      bbf29de1233fcdb0f8800a3f994c10716359e85cc1b2556a9c0379d24268ef9f

    • SHA512

      084d6e459dc2a3806e0f5d5d57fa7f3bb256a2dcc7311af95520cfd7fc0eb0581955eccb191a956d8fbf3b4b2e17ee9ca5c406c514ba653c6147e863f21b9f6a

    • SSDEEP

      24576:GyXnvuV3Vmt9ayFeIIsVsAGuilDNcdoYY8/Z64mLouTSKC7iW8HrOD:VXvAXief4VGL5cfw47uTvSGO

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Blocklisted process makes network request

    • 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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks