Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

General

  • Target

    Bootstrapper_1725724037599_1sly5.exe

  • Size

    146KB

  • Sample

    240907-wsr4psxbqq

  • MD5

    bc832d4fef741681578a87eb5d95b292

  • SHA1

    75a89d287b15af8c6b8bcd9fa7887badc1850c5d

  • SHA256

    5aa9d099dfc103dc52a33655e57845c6084b5d6bfab65abf4f3daea9911c613a

  • SHA512

    270298becb80e7398ee608c780185caa6cfe1b48319c87302efd1fbc17f73f5acf9926295420e3dc8caeaa6e80f57db235e0d9adc2e37dda674d6d85c01be4f8

  • SSDEEP

    3072:8PCyYwC+M2FEv80IZOA/CyYwC+M2FEv80IZOAU80IZOA4:ghY7X2Kvh4hY7X2Kvhvh

Malware Config

Extracted

Family

lumma

C2

https://chocolatedwq.shop/api

https://condedqpwqm.shop/api

Targets

    • Target

      Bootstrapper_1725724037599_1sly5.exe

    • Size

      146KB

    • MD5

      bc832d4fef741681578a87eb5d95b292

    • SHA1

      75a89d287b15af8c6b8bcd9fa7887badc1850c5d

    • SHA256

      5aa9d099dfc103dc52a33655e57845c6084b5d6bfab65abf4f3daea9911c613a

    • SHA512

      270298becb80e7398ee608c780185caa6cfe1b48319c87302efd1fbc17f73f5acf9926295420e3dc8caeaa6e80f57db235e0d9adc2e37dda674d6d85c01be4f8

    • SSDEEP

      3072:8PCyYwC+M2FEv80IZOA/CyYwC+M2FEv80IZOAU80IZOA4:ghY7X2Kvh4hY7X2Kvhvh

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks