General

  • Target

    6ad458400fd462c0802038194e30e413.exe

  • Size

    403KB

  • Sample

    211117-c4h6dsdfam

  • MD5

    6ad458400fd462c0802038194e30e413

  • SHA1

    4637ce63ff7e4c0920b7ab05cd538515ef842ed2

  • SHA256

    b05798eab2bd214db04037519c3d5271e9602980123b594c8b579f5581d4efdd

  • SHA512

    325ccb976e4b1c2d2b14c5e9a74fddaa0c06d0513fd76c8380ccc8bb4a85e1b009e6d273bdacf5b348c54be06af57591656ed7fc375dc4b6210707309dd8e2ec

Malware Config

Extracted

Family

socelars

C2

http://www.gianninidesign.com/

Extracted

Family

smokeloader

Version

2020

C2

http://membro.at/upload/

http://jeevanpunetha.com/upload/

http://misipu.cn/upload/

http://zavodooo.ru/upload/

http://targiko.ru/upload/

http://vues3d.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      6ad458400fd462c0802038194e30e413.exe

    • Size

      403KB

    • MD5

      6ad458400fd462c0802038194e30e413

    • SHA1

      4637ce63ff7e4c0920b7ab05cd538515ef842ed2

    • SHA256

      b05798eab2bd214db04037519c3d5271e9602980123b594c8b579f5581d4efdd

    • SHA512

      325ccb976e4b1c2d2b14c5e9a74fddaa0c06d0513fd76c8380ccc8bb4a85e1b009e6d273bdacf5b348c54be06af57591656ed7fc375dc4b6210707309dd8e2ec

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks