General

  • Target

    6415fb3539002484e5cd6129785ee240523bd2cb28c1c3689128d2979ecf6409

  • Size

    8.3MB

  • Sample

    220310-fsqb4sebg3

  • MD5

    b37b7ba596cdee6eccae8553dd7af4d8

  • SHA1

    7614e6b762db3cd0862eef0c89b0e189fca49720

  • SHA256

    6415fb3539002484e5cd6129785ee240523bd2cb28c1c3689128d2979ecf6409

  • SHA512

    5718fbe38c3af0e4567ccf694c6c1050114910c64ab61f7209d9390e7b01232db41b304c68f30c57a2401afa90cdf25f78db13d017c658912d468c271387618e

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/RED.oo

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

https://sa-us-bucket.s3.us-east-2.amazonaws.com/asdhjk/

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

redline

C2

45.67.231.23:37676

Attributes
  • auth_value

    5f050409d5f5a18aebb1db23072cf9f6

Extracted

Family

redline

Botnet

UDP

C2

45.9.20.20:13441

Extracted

Family

redline

Botnet

fdfsdf

C2

86.107.197.196:63065

Attributes
  • auth_value

    49c341b88f13528ba52befa3c6ca7ebb

Extracted

Family

redline

Botnet

Travis

C2

5.182.5.22:33809

Attributes
  • auth_value

    6fa3251b9d70327e7d1e5851c226af23

Extracted

Family

redline

Botnet

jack

C2

5.182.5.203:33873

Attributes
  • auth_value

    6d03d90d7d897b871fe8bfcaec8c6ae0

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

50.6

Botnet

937

C2

https://mas.to/@s4msalo

https://koyu.space/@samsa2l

Attributes
  • profile_id

    937

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/NON.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/NAN.oo

Extracted

Family

redline

Botnet

ruzki (check bio)

C2

103.133.111.182:44839

Attributes
  • auth_value

    767fa45398d3ac4a23de20d0480c2b03

Targets

    • Target

      6415fb3539002484e5cd6129785ee240523bd2cb28c1c3689128d2979ecf6409

    • Size

      8.3MB

    • MD5

      b37b7ba596cdee6eccae8553dd7af4d8

    • SHA1

      7614e6b762db3cd0862eef0c89b0e189fca49720

    • SHA256

      6415fb3539002484e5cd6129785ee240523bd2cb28c1c3689128d2979ecf6409

    • SHA512

      5718fbe38c3af0e4567ccf694c6c1050114910c64ab61f7209d9390e7b01232db41b304c68f30c57a2401afa90cdf25f78db13d017c658912d468c271387618e

    • 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

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • 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.

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

    • OnlyLogger Payload

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • 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

    • 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 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

2
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

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

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

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks