General

  • Target

    678F949B944FEED0BFC4D93C6C99647D.exe

  • Size

    3.3MB

  • Sample

    210611-j5wztzwden

  • MD5

    678f949b944feed0bfc4d93c6c99647d

  • SHA1

    b110b968f3b98a63c9e18bb549c9a0d56473025b

  • SHA256

    a5004ff6ba57491d63f9d4037b08a86d2825bac37bf3246fa7467e0c7e553f86

  • SHA512

    21a123613150b938a2253974ba656fbde2e6cf9ef5275a7aa25909b1e1c68f1fcb7ee8b145ec7097ed8b817b1965e10a6a8c0cfae4314ed84fb414e70bedefb9

Malware Config

Extracted

Family

vidar

Version

39.3

Botnet

706

C2

https://bandakere.tumblr.com

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

PUB57-1

C2

pupdatastart.store:80

pupdata.online: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

Targets

    • Target

      678F949B944FEED0BFC4D93C6C99647D.exe

    • Size

      3.3MB

    • MD5

      678f949b944feed0bfc4d93c6c99647d

    • SHA1

      b110b968f3b98a63c9e18bb549c9a0d56473025b

    • SHA256

      a5004ff6ba57491d63f9d4037b08a86d2825bac37bf3246fa7467e0c7e553f86

    • SHA512

      21a123613150b938a2253974ba656fbde2e6cf9ef5275a7aa25909b1e1c68f1fcb7ee8b145ec7097ed8b817b1965e10a6a8c0cfae4314ed84fb414e70bedefb9

    • ElysiumStealer

      ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.

    • 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.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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

    • 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 Enterprise v6

Tasks