General

  • Target

    8b75b8f089898a1588e6bf7f6b894948.exe

  • Size

    1020KB

  • Sample

    230523-vcsvmagc39

  • MD5

    8b75b8f089898a1588e6bf7f6b894948

  • SHA1

    3fe9530527dd2d5bbccbab7357b2e864a9482b1e

  • SHA256

    80183f3b8dd0d9dc72332caa0edd4a766f3ee1df7c9905c2adb9a1230ccf1d24

  • SHA512

    6607b1d3e755c309b1ef2f23f015788ec9d9d481f5afd504b7db4911b06e9184157b55f329324e88dbd7a7b72f79196cc9ecb7475fd5fecf7d9f3f0c1bb01452

  • SSDEEP

    24576:3yOvX77dOxctKvUG4qX2238TUp3OhCf8njU4+Jnp+Y2R:C2hO6bhTUp+hk0jUHnV

Malware Config

Extracted

Family

redline

Botnet

lupa

C2

83.97.73.122:19062

Attributes
  • auth_value

    6a764aa41830c77712442516d143bc9c

Targets

    • Target

      8b75b8f089898a1588e6bf7f6b894948.exe

    • Size

      1020KB

    • MD5

      8b75b8f089898a1588e6bf7f6b894948

    • SHA1

      3fe9530527dd2d5bbccbab7357b2e864a9482b1e

    • SHA256

      80183f3b8dd0d9dc72332caa0edd4a766f3ee1df7c9905c2adb9a1230ccf1d24

    • SHA512

      6607b1d3e755c309b1ef2f23f015788ec9d9d481f5afd504b7db4911b06e9184157b55f329324e88dbd7a7b72f79196cc9ecb7475fd5fecf7d9f3f0c1bb01452

    • SSDEEP

      24576:3yOvX77dOxctKvUG4qX2238TUp3OhCf8njU4+Jnp+Y2R:C2hO6bhTUp+hk0jUHnV

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • LoaderBot executable

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks