General

  • Target

    Cube_WW.exe

  • Size

    734KB

  • Sample

    210615-269wx6wkr6

  • MD5

    d4ae20b8c9e3ca26f0f6d60a65eda5a0

  • SHA1

    294551451c93f7321fb49ab08349c040b1afb68e

  • SHA256

    d1f0ab0451fd3b95d2bc7f145cb415ab1ffd1c7415e5f950eb8f3b50d1decc05

  • SHA512

    538fe8f8d8042ff4f342ea0bd4ff9511a7dae06c262410b8091df284f7bebdbba8cd1e2a4c5f664fb02558bd0374cc0ad90c99a14c0a8c4906b75c303511d354

Malware Config

Extracted

Family

redline

Botnet

13_6_r

C2

qitoshalan.xyz:80

Extracted

Family

redline

Botnet

MIX2

C2

185.215.113.62:51929

Extracted

Family

redline

Botnet

test

C2

qurigoraka.xyz:80

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

smokeloader

Version

2020

C2

http://999080321newfolder1002002131-service1002.space/

http://999080321newfolder1002002231-service1002.space/

http://999080321newfolder3100231-service1002.space/

http://999080321newfolder1002002431-service1002.space/

http://999080321newfolder1002002531-service1002.space/

http://999080321newfolder33417-012425999080321.space/

http://999080321test125831-service10020125999080321.space/

http://999080321test136831-service10020125999080321.space/

http://999080321test147831-service10020125999080321.space/

http://999080321test146831-service10020125999080321.space/

http://999080321test134831-service10020125999080321.space/

http://999080321est213531-service1002012425999080321.ru/

http://999080321yes1t3481-service10020125999080321.ru/

http://999080321test13561-service10020125999080321.su/

http://999080321test14781-service10020125999080321.info/

http://999080321test13461-service10020125999080321.net/

http://999080321test15671-service10020125999080321.tech/

http://999080321test12671-service10020125999080321.online/

http://999080321utest1341-service10020125999080321.ru/

http://999080321uest71-service100201dom25999080321.ru/

rc4.i32
rc4.i32

Targets

    • Target

      Cube_WW.exe

    • Size

      734KB

    • MD5

      d4ae20b8c9e3ca26f0f6d60a65eda5a0

    • SHA1

      294551451c93f7321fb49ab08349c040b1afb68e

    • SHA256

      d1f0ab0451fd3b95d2bc7f145cb415ab1ffd1c7415e5f950eb8f3b50d1decc05

    • SHA512

      538fe8f8d8042ff4f342ea0bd4ff9511a7dae06c262410b8091df284f7bebdbba8cd1e2a4c5f664fb02558bd0374cc0ad90c99a14c0a8c4906b75c303511d354

    • 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

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • UPX packed file

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks