General

  • Target

    b01b61c911a3b80d4f265e4915f9d62275efa34f84989f77be142f3f9e062f9b.exe

  • Size

    7.9MB

  • Sample

    210823-m91s1xz8pj

  • MD5

    c0672ca6e505b76756ac421ef9d33409

  • SHA1

    a773fe4c53105ae987d6c4cebaf3095102a6f103

  • SHA256

    b01b61c911a3b80d4f265e4915f9d62275efa34f84989f77be142f3f9e062f9b

  • SHA512

    b928cf61eb3dfc1503692a1db54ede52bd2c29b836198ded91d94e414e8bb3012ef3bb2b2e145358951252778403665ea8e9b5eef34fe22f329fc6a5947a0e55

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

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

Extracted

Family

redline

C2

185.215.113.29:8678

Extracted

Family

vidar

Version

40.1

Botnet

517

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

@soul3ss

C2

188.130.139.12:30376

Targets

    • Target

      b01b61c911a3b80d4f265e4915f9d62275efa34f84989f77be142f3f9e062f9b.exe

    • Size

      7.9MB

    • MD5

      c0672ca6e505b76756ac421ef9d33409

    • SHA1

      a773fe4c53105ae987d6c4cebaf3095102a6f103

    • SHA256

      b01b61c911a3b80d4f265e4915f9d62275efa34f84989f77be142f3f9e062f9b

    • SHA512

      b928cf61eb3dfc1503692a1db54ede52bd2c29b836198ded91d94e414e8bb3012ef3bb2b2e145358951252778403665ea8e9b5eef34fe22f329fc6a5947a0e55

    • 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.

    • 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

    • Modifies file permissions

    • 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.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

File Permissions Modification

1
T1222

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks