Overview

overview

10

Static

static

3

26b1441b64...bb.exe

windows10-2004-x64

10

26b1441b64...bb.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    26b1441b6408b20e0118827ac90a12bb.exe
  • Size 17.6MB
  • Sample260808-vzz78a1fra
  • SHA256 2fc8cabf074616e31880562c58c62874e5d9e3925d2c8603460ba26560b5ffa4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
solaris_loaderstealcsvcstealerrundiscoverydownloaderexecutioninstallerloaderpersistencestealer

Malware Config

Extracted

Family

  • solaris_loader

C2

  • 196.251.107.186

  • 192.162.199.186

  • 196.251.107.163

Extracted

Family

  • svcstealer

C2

  • http://196.251.107.186/acovp/post.php

  • http://192.162.199.186/usovp/post.php

  • http://196.251.107.163/bioxp/post.php

Attributes
  • build_id

    Dropped

  • srv_delay

    1

  • srv_retry

    1

Extracted

Family

  • stealc

Botnet

  • RUN

C2

  • http://196.251.107.163

rc4.plain

Targets

    • Target
      26b1441b6408b20e0118827ac90a12bb.exe
    • Size 17.6MB
    • SHA256 2fc8cabf074616e31880562c58c62874e5d9e3925d2c8603460ba26560b5ffa4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    rundiscoverydownloaderexecutionsolaris_loaderstealcsvcstealerinstallerloaderpersistencestealer

    • Family: SolarisLoader

      SolarisLoader is a Windows loader written in C.

      loadersolaris_loader

    • Family: Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Family: SvcStealer, Diamotrix

      SvcStealer aka Diamotrix Clipper is a stealer/downloader written in C++.

      stealerdownloadersvcstealer

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks