General

  • Target

    5EC5B50B93521F0C90686EF036FFF786.exe

  • Size

    8.5MB

  • Sample

    210813-42cg4yqgmx

  • MD5

    5ec5b50b93521f0c90686ef036fff786

  • SHA1

    58b33e93e8108f43ed4dbd19a7720733203b0c86

  • SHA256

    41ce43aa875bf977ec9eb039e5853ade1af522dd0dff4f19282f6c8038ae2dff

  • SHA512

    59a16486ae58373746f903f14d27d7ef3cf9539915ca6af7c3de4eb2eccf8ac4897f890f0bb99f3b1dfeaf8964d9b51cb585d87f5808a893b2a86af0bf46524f

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/

http://readinglistforjuly1.xyz/

http://readinglistforjuly2.xyz/

http://readinglistforjuly3.xyz/

http://readinglistforjuly4.xyz/

http://readinglistforjuly5.xyz/

http://readinglistforjuly6.xyz/

http://readinglistforjuly7.xyz/

http://readinglistforjuly8.xyz/

http://readinglistforjuly9.xyz/

http://readinglistforjuly10.xyz/

http://readinglistforjuly1.site/

http://readinglistforjuly2.site/

http://readinglistforjuly3.site/

http://readinglistforjuly4.site/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

7f2d7476ae0c3559a3dfab1f6e354e488b2429a1

Attributes
  • url4cnc

    https://t.me/gishsunsetman

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

40

Botnet

916

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    916

Extracted

Family

raccoon

Botnet

93d3ccba4a3cbd5e268873fc1760b2335272e198

Attributes
  • url4cnc

    https://telete.in/opa4kiprivatem

rc4.plain
rc4.plain

Extracted

Family

vidar

Version

40

Botnet

937

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    937

Targets

    • Target

      5EC5B50B93521F0C90686EF036FFF786.exe

    • Size

      8.5MB

    • MD5

      5ec5b50b93521f0c90686ef036fff786

    • SHA1

      58b33e93e8108f43ed4dbd19a7720733203b0c86

    • SHA256

      41ce43aa875bf977ec9eb039e5853ade1af522dd0dff4f19282f6c8038ae2dff

    • SHA512

      59a16486ae58373746f903f14d27d7ef3cf9539915ca6af7c3de4eb2eccf8ac4897f890f0bb99f3b1dfeaf8964d9b51cb585d87f5808a893b2a86af0bf46524f

    • 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.

    • 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.

    • 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.

    • suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

      suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

2
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks