General

  • Target

    6CA6142C56A9258BB4D59DB76E1B5138.exe

  • Size

    3.3MB

  • Sample

    210620-3cjpwypvhe

  • MD5

    6ca6142c56a9258bb4d59db76e1b5138

  • SHA1

    d521ca13ba7336ed51e51547a27f21fb2cd00a35

  • SHA256

    12f7ffd93e0af380b2fe64c1477afcf876ae1449dcc197d71da381873bfbb439

  • SHA512

    de96d680e4c4a63138022cc413a3e52c86aaa131a15ebfbc7f041cb336e7d69ffc05b5487decd592227f22093a22ac454d34be3098364ac588000d52ddb7ff35

Malware Config

Extracted

Family

redline

Botnet

NCanal01

C2

pupdatastart.tech:80

pupdatastart.xyz:80

pupdatastar.store:80

Extracted

Family

vidar

Version

39.3

Botnet

706

C2

https://bandakere.tumblr.com

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

Ani

C2

yaklalau.xyz:80

Extracted

Family

smokeloader

Version

2020

C2

http://ppcspb.com/upload/

http://mebbing.com/upload/

http://twcamel.com/upload/

http://howdycash.com/upload/

http://lahuertasonora.com/upload/

http://kpotiques.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

39.4

Botnet

865

C2

https://sergeevih43.tumblr.com

Attributes
  • profile_id

    865

Targets

    • Target

      6CA6142C56A9258BB4D59DB76E1B5138.exe

    • Size

      3.3MB

    • MD5

      6ca6142c56a9258bb4d59db76e1b5138

    • SHA1

      d521ca13ba7336ed51e51547a27f21fb2cd00a35

    • SHA256

      12f7ffd93e0af380b2fe64c1477afcf876ae1449dcc197d71da381873bfbb439

    • SHA512

      de96d680e4c4a63138022cc413a3e52c86aaa131a15ebfbc7f041cb336e7d69ffc05b5487decd592227f22093a22ac454d34be3098364ac588000d52ddb7ff35

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • 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

    • 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.

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

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

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks