General

  • Target

    2F7DA8AA79C08B26B9376521F17A8198.exe

  • Size

    3.7MB

  • Sample

    210706-6wjp4mnyye

  • MD5

    2f7da8aa79c08b26b9376521f17a8198

  • SHA1

    5b0b2392c4cffebc7b21a4f43227c32a49cb7169

  • SHA256

    637d1e6dd62ef51303e06f606edbe979c9c1d42cd580343564427ad49e2592e1

  • SHA512

    3ba97e02f55306be580a774a2f4683477c589c48b132f20368748ad0b049da7c0c257b03749cda5407c9a6c153bebd93bbf344e809a8229cdcb6bde0ba995112

Malware Config

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

Cana

C2

176.111.174.254:56328

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/

rc4.i32
rc4.i32

Targets

    • Target

      2F7DA8AA79C08B26B9376521F17A8198.exe

    • Size

      3.7MB

    • MD5

      2f7da8aa79c08b26b9376521f17a8198

    • SHA1

      5b0b2392c4cffebc7b21a4f43227c32a49cb7169

    • SHA256

      637d1e6dd62ef51303e06f606edbe979c9c1d42cd580343564427ad49e2592e1

    • SHA512

      3ba97e02f55306be580a774a2f4683477c589c48b132f20368748ad0b049da7c0c257b03749cda5407c9a6c153bebd93bbf344e809a8229cdcb6bde0ba995112

    • 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 computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks