General

  • Target

    B54032FC01363B6A3DC2378196C4BC4C.exe

  • Size

    4.8MB

  • Sample

    210828-nk1mnazpea

  • MD5

    b54032fc01363b6a3dc2378196c4bc4c

  • SHA1

    c8d3b054ace51f4d59d5f774d690b92b672ac593

  • SHA256

    79d64ca8a0ebef312050fb2a06a68d246aa0acacb30764da9af8fdbc5f821d0a

  • SHA512

    b66b08e4323c430e7274c8dbb0ea75b1040d1b42191d92e7466c56900839e4f31301a058f0192ff7fc7287fd918e59c0b6d6ecdefb61d396c0c6176f91926571

Malware Config

Extracted

Family

vidar

Version

40.1

Botnet

706

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

pub1

C2

viacetequn.site:80

Extracted

Family

vidar

Version

40.1

Botnet

1002

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    1002

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Extracted

Family

raccoon

Botnet

0a7408c65c3ceba29fcaa1d6f9f7143fe4fab73a

Attributes
  • url4cnc

    https://telete.in/secuhaski4

rc4.plain
rc4.plain

Targets

    • Target

      B54032FC01363B6A3DC2378196C4BC4C.exe

    • Size

      4.8MB

    • MD5

      b54032fc01363b6a3dc2378196c4bc4c

    • SHA1

      c8d3b054ace51f4d59d5f774d690b92b672ac593

    • SHA256

      79d64ca8a0ebef312050fb2a06a68d246aa0acacb30764da9af8fdbc5f821d0a

    • SHA512

      b66b08e4323c430e7274c8dbb0ea75b1040d1b42191d92e7466c56900839e4f31301a058f0192ff7fc7287fd918e59c0b6d6ecdefb61d396c0c6176f91926571

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Command and Control

Web Service

1
T1102

Tasks