General

  • Target

    e06d45e85ecd10438afef366af60e565.exe

  • Size

    312KB

  • Sample

    211118-w3rkxsabd7

  • MD5

    e06d45e85ecd10438afef366af60e565

  • SHA1

    67c9c65cdeb6c13822626c0328e9ee5f277ef3fe

  • SHA256

    e34fc70bee3b2e9051e1115f1053aec2bbd3555a8d71600e90890662ea718ff1

  • SHA512

    0c1b64d446bc9395f81cc449fb3c8392ad52621d0c1805463af8c3995e01923fef00fb9cbc87cd1d0afcedd089fbad2b6cf6ec3204605318fcc595cd8f7dcd6f

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

      e06d45e85ecd10438afef366af60e565.exe

    • Size

      312KB

    • MD5

      e06d45e85ecd10438afef366af60e565

    • SHA1

      67c9c65cdeb6c13822626c0328e9ee5f277ef3fe

    • SHA256

      e34fc70bee3b2e9051e1115f1053aec2bbd3555a8d71600e90890662ea718ff1

    • SHA512

      0c1b64d446bc9395f81cc449fb3c8392ad52621d0c1805463af8c3995e01923fef00fb9cbc87cd1d0afcedd089fbad2b6cf6ec3204605318fcc595cd8f7dcd6f

    • 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

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks