General

  • Target

    96FC3528782A191EFCA64AA289CA0F73.exe

  • Size

    1.5MB

  • Sample

    210725-alpqj9cpe6

  • MD5

    96fc3528782a191efca64aa289ca0f73

  • SHA1

    73ee7a9af2ce35095220d9659bd718e1c777f92d

  • SHA256

    85d8cd417a894c7c1a719251b626f9e038410a009f6d2a1a6b820a64d6e6ed2d

  • SHA512

    eaca143f59968b82e1fc36784679f00bced2bc2d76de46a73cd2a74b638e1cd64c2b65dafc0a82d77170812b2ce267a73f8c8011d546a8959ab4a4e4cf5d8656

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.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/

http://readinglistforjuly5.site/

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

Extracted

Family

redline

Botnet

sel21

C2

salkefard.xyz:80

Extracted

Family

redline

Botnet

723

C2

qumaranero.xyz:80

Extracted

Family

redline

C2

193.56.146.60:51431

Extracted

Family

vidar

Version

39.7

Botnet

903

C2

https://shpak125.tumblr.com/

Attributes
  • profile_id

    903

Extracted

Family

redline

Botnet

23_7_r

C2

zertypelil.xyz:80

Extracted

Family

fickerstealer

C2

37.0.8.225:80

Extracted

Family

vidar

Version

39.7

Botnet

865

C2

https://shpak125.tumblr.com/

Attributes
  • profile_id

    865

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      96FC3528782A191EFCA64AA289CA0F73.exe

    • Size

      1.5MB

    • MD5

      96fc3528782a191efca64aa289ca0f73

    • SHA1

      73ee7a9af2ce35095220d9659bd718e1c777f92d

    • SHA256

      85d8cd417a894c7c1a719251b626f9e038410a009f6d2a1a6b820a64d6e6ed2d

    • SHA512

      eaca143f59968b82e1fc36784679f00bced2bc2d76de46a73cd2a74b638e1cd64c2b65dafc0a82d77170812b2ce267a73f8c8011d546a8959ab4a4e4cf5d8656

    • Fickerstealer

      Ficker is an infostealer written in Rust and ASM.

    • 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.

    • suricata: ET MALWARE GCleaner Downloader Activity M1

    • suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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.

    • Accesses 2FA software files, possible credential harvesting

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

File Deletion

2
T1107

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks