General

  • Target

    4B3DDBC423E7CDE91261BAFA96A82ADC.exe

  • Size

    756KB

  • Sample

    210822-6jgp3k5pyj

  • MD5

    4b3ddbc423e7cde91261bafa96a82adc

  • SHA1

    dfe085d9b4703f9198f18947d1c7cede8a1edf35

  • SHA256

    68ad365201a3ead170378c56327e94be9eb337fda3487dac317981e843cf7eec

  • SHA512

    23d4fe8fd311d6e4bc93114011b57cffa0f4026277c725b4fa6d13aa1b9bf4107c2ab06ad59eed0de8f8943ea262e7ef7030a384188894083884361e80f35da7

Malware Config

Extracted

Family

redline

Botnet

dibild

C2

135.148.139.222:33569

Extracted

Family

redline

C2

205.185.119.191:18846

193.56.146.60:51431

Extracted

Family

vidar

Version

40.1

Botnet

937

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32
rc4.i32

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      4B3DDBC423E7CDE91261BAFA96A82ADC.exe

    • Size

      756KB

    • MD5

      4b3ddbc423e7cde91261bafa96a82adc

    • SHA1

      dfe085d9b4703f9198f18947d1c7cede8a1edf35

    • SHA256

      68ad365201a3ead170378c56327e94be9eb337fda3487dac317981e843cf7eec

    • SHA512

      23d4fe8fd311d6e4bc93114011b57cffa0f4026277c725b4fa6d13aa1b9bf4107c2ab06ad59eed0de8f8943ea262e7ef7030a384188894083884361e80f35da7

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • 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.

    • RedLine

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

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Tasks