General

  • Target

    8A666D9C523DF00AB13FC79FA9EB0C45.exe

  • Size

    9.0MB

  • Sample

    210908-rk73qshgfq

  • MD5

    8a666d9c523df00ab13fc79fa9eb0c45

  • SHA1

    583dfa5e0cce1ddb4a57406301533c497a8823cf

  • SHA256

    c9371cc485825207fe107e6600c14cfd9049c34f74c8c7332f16a20afea88164

  • SHA512

    c282a96e6217e30ba17872cf99faae0940d852776b8b3f8caa7fb9715ab7d85cc8c3d84cdbf952f18057e161fdad8b64ef38e53d5d2ad3d59619a731106bf264

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

redline

Botnet

upd

C2

193.56.146.78:51487

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      8A666D9C523DF00AB13FC79FA9EB0C45.exe

    • Size

      9.0MB

    • MD5

      8a666d9c523df00ab13fc79fa9eb0c45

    • SHA1

      583dfa5e0cce1ddb4a57406301533c497a8823cf

    • SHA256

      c9371cc485825207fe107e6600c14cfd9049c34f74c8c7332f16a20afea88164

    • SHA512

      c282a96e6217e30ba17872cf99faae0940d852776b8b3f8caa7fb9715ab7d85cc8c3d84cdbf952f18057e161fdad8b64ef38e53d5d2ad3d59619a731106bf264

    • 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.

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei 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

    • Reads user/profile data of web browsers

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

    • 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.

    • Suspicious use of SetThreadContext

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

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks