General

  • Target

    f5c178148b3caf9df80d0ebdad21247f.exe

  • Size

    174KB

  • Sample

    221113-s1xglsbe76

  • MD5

    f5c178148b3caf9df80d0ebdad21247f

  • SHA1

    ff30214f2095dc71308dac946fe15e087cfd6e14

  • SHA256

    343ad489a8b48de4c33891a0f4e2772a8b969d0b12ec8a9b0808d1887443cc00

  • SHA512

    d6514b82e3c37762379a795df9abc843c58854480fab34d7cdb311f808b2c62ef9f8b7b00673bce54254915d6ceb9ce4635d112f2ef591cdebe43535a6c98a0b

  • SSDEEP

    3072:c9MHdH9ELRw1N2r/zRuJKmRXojVnGYK9cwLAJZFziYY:r8LRw1N2LxmhkVGYK9XLiZFz

Malware Config

Extracted

Family

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes
  • auth_value

    eca57cfb5172f71dc45986763bb98942

Extracted

Family

djvu

C2

http://fresherlights.com/lancer/get.php

Attributes
  • extension

    .fate

  • offline_id

    5IRhyFuF3rXlXBvF6jAWjHEAnAb432icDCcvZyt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://fresherlights.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

redline

Botnet

new1113

C2

jalocliche.xyz:81

chardhesha.xyz:81

Attributes
  • auth_value

    bce8d71b3146db7b78f06ec6ae28bdd9

Extracted

Family

vidar

Version

55.6

Botnet

517

C2

https://t.me/seclab_new

https://mas.to/@ofadex

Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

Google2

C2

167.235.71.14:20469

Attributes
  • auth_value

    fb274d9691235ba015830da570a13578

Targets

    • Target

      f5c178148b3caf9df80d0ebdad21247f.exe

    • Size

      174KB

    • MD5

      f5c178148b3caf9df80d0ebdad21247f

    • SHA1

      ff30214f2095dc71308dac946fe15e087cfd6e14

    • SHA256

      343ad489a8b48de4c33891a0f4e2772a8b969d0b12ec8a9b0808d1887443cc00

    • SHA512

      d6514b82e3c37762379a795df9abc843c58854480fab34d7cdb311f808b2c62ef9f8b7b00673bce54254915d6ceb9ce4635d112f2ef591cdebe43535a6c98a0b

    • SSDEEP

      3072:c9MHdH9ELRw1N2r/zRuJKmRXojVnGYK9cwLAJZFziYY:r8LRw1N2LxmhkVGYK9XLiZFz

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Stops running service(s)

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source 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.

    • Loads dropped DLL

    • Modifies file permissions

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

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

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Scripting

1
T1064

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Email Collection

1
T1114

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks