Resubmissions

04-06-2023 21:35

230604-1fcwgadg89 10

13-02-2022 03:16

220213-dsq8asfbej 10

13-02-2022 03:12

220213-dqagrsdda9 10

13-02-2022 03:11

220213-dpxwnsfbdq 1

06-12-2021 20:39

211206-zflypsfahr 10

19-10-2021 03:48

211019-ec1mgafbf7 10

11-08-2021 05:28

210811-rjsxfvjxd2 10

11-08-2021 05:07

210811-rs31ylg4ls 10

11-08-2021 04:56

210811-tvaldfm4jx 10

General

  • Target

    Setup.exe

  • Size

    1.6MB

  • Sample

    211206-zflypsfahr

  • MD5

    ce6eaa52767b2df78b34519231966588

  • SHA1

    ab32d09951189022a1a39e9204ec9ce2926b3fcf

  • SHA256

    40924781ba072ea88bd7cad3f6d2a48e87f370e1c1ee334a3415dd26b5ea17e5

  • SHA512

    36a09fe704823d6db5d0982d761ba1976c940b82b7c1ca650627d66e16b420612b78c761f2ed00e533453eeb2dd7e431cf47b0c2cf826354aa6e779fda531067

Malware Config

Extracted

Family

socelars

C2

http://www.wgqpw.com/

Extracted

Family

xloader

Version

2.5

Campaign

pm8c

C2

http://www.jiaoyim9.xyz/pm8c/

Decoy

texascyclerepair.com

torontopearsonairportlimos.com

joycegsy.com

westsrocks.com

em-on-to-u-fan-ian.com

peopletruckerinsurance.com

viaency.com

cyberfortgroup.cloud

gosecure.info

adsmedis.com

vikinghoneywines.com

scholarsreincarnation.online

dailyporncomics.com

crassbastards.com

weientm.com

directiontoafunlife.com

omaryargelia.net

vicivendas.com

whitesource.xyz

peoplesforgiveness.com

Extracted

Family

redline

Botnet

RUZKI

C2

185.215.113.29:26828

Targets

    • Target

      Setup.exe

    • Size

      1.6MB

    • MD5

      ce6eaa52767b2df78b34519231966588

    • SHA1

      ab32d09951189022a1a39e9204ec9ce2926b3fcf

    • SHA256

      40924781ba072ea88bd7cad3f6d2a48e87f370e1c1ee334a3415dd26b5ea17e5

    • SHA512

      36a09fe704823d6db5d0982d761ba1976c940b82b7c1ca650627d66e16b420612b78c761f2ed00e533453eeb2dd7e431cf47b0c2cf826354aa6e779fda531067

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Socelars

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

    • Socelars Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Xloader

      Xloader is a rebranded version of Formbook malware.

    • suricata: ET MALWARE GCleaner Downloader Activity M5

      suricata: ET MALWARE GCleaner Downloader Activity M5

    • suricata: ET MALWARE Suspicious Download Setup_ exe

      suricata: ET MALWARE Suspicious Download Setup_ exe

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

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

    • Xloader Payload

    • 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.

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks