General

  • Target

    DJPRN_random.exe

  • Size

    1.7MB

  • Sample

    250207-tcpyasynan

  • MD5

    644722407b1d6461e338020e3ee16f70

  • SHA1

    f50986976ee9633d4824b9ec504a6907958654df

  • SHA256

    87369ce0fd38a391d2a4eb71b7de626fa00316ba27741cfda0ae250ff1a97953

  • SHA512

    bcfea437f1f20e8487eef4027fadbacebc04d29fbd0c426a1ea527dd3e582cdf986b772ce224d9f9908ec352d2fb917081af39e99fc94b92a4413b064b555fc4

  • SSDEEP

    49152:0YpUPt2Nd8HcHWGLdejziJKUYoIbSyrBUsUZb6B:FpMt2Nd8HcHpLiz6KUYoIWuasyb

Malware Config

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      DJPRN_random.exe

    • Size

      1.7MB

    • MD5

      644722407b1d6461e338020e3ee16f70

    • SHA1

      f50986976ee9633d4824b9ec504a6907958654df

    • SHA256

      87369ce0fd38a391d2a4eb71b7de626fa00316ba27741cfda0ae250ff1a97953

    • SHA512

      bcfea437f1f20e8487eef4027fadbacebc04d29fbd0c426a1ea527dd3e582cdf986b772ce224d9f9908ec352d2fb917081af39e99fc94b92a4413b064b555fc4

    • SSDEEP

      49152:0YpUPt2Nd8HcHWGLdejziJKUYoIbSyrBUsUZb6B:FpMt2Nd8HcHpLiz6KUYoIWuasyb

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks