Overview

overview

10

Static

static

711D8A94C4...A6.exe

windows7_x64

10

711D8A94C4...A6.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    711D8A94C429866E76447EB867F6408EB83B85D9BBEA6.exe

  • Size

    197KB

  • Sample

    220617-yq3tjadbep

  • MD5

    3a1a9af6504ec889408656e7f50f2d04

  • SHA1

    9b0819918a4fc32a34e94f7dab6f25fbab82fc13

  • SHA256

    711d8a94c429866e76447eb867f6408eb83b85d9bbea615084722e6055a9d939

  • SHA512

    41c00b2be442aad76c9d986855ba5939918b5424605de77dc7f27a6cf11266ccfed98a4e977ecad4420833deb8167279c3f0aa9bcaa387f5b228f196313e459e

Score
10/10
djvunymaimredlinevidar14488888937discoveryevasioninfostealerransomwarespywarestealersuricatathemidatrojanvmprotect

Malware Config

Extracted

Family

djvu

C2

http://abababa.org/test3/get.php

Attributes
  • extension

    .bbii

  • offline_id

    fE1iyGbFRSHwEwVlLZsE3FvHU8UKd1wubsS4CFt1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://abababa.org/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

nymaim

C2

37.0.8.39

31.210.20.149

212.192.241.16

Extracted

Family

vidar

Version

52.6

Botnet

937

C2

https://t.me/tg_dailylessons

https://busshi.moe/@olegf9844xx
Attributes
  • profile_id

    937

Extracted

Family

vidar

Version

52.5

Botnet

1448

C2

https://t.me/tg_randomacc

https://indieweb.social/@ronxik333
Attributes
  • profile_id

    1448

Extracted

Family

redline

Botnet

8888

C2

103.89.90.61:12036

Attributes
  • auth_value

    0234674e8f564170371b0b0ab9952ce1

Targets

    • Target

      711D8A94C429866E76447EB867F6408EB83B85D9BBEA6.exe

    • Size

      197KB

    • MD5

      3a1a9af6504ec889408656e7f50f2d04

    • SHA1

      9b0819918a4fc32a34e94f7dab6f25fbab82fc13

    • SHA256

      711d8a94c429866e76447eb867f6408eb83b85d9bbea615084722e6055a9d939

    • SHA512

      41c00b2be442aad76c9d986855ba5939918b5424605de77dc7f27a6cf11266ccfed98a4e977ecad4420833deb8167279c3f0aa9bcaa387f5b228f196313e459e

    Score
    10/10
    evasionspywarestealersuricatatrojandjvunymaimredlinevidar14488888937discoveryinfostealerransomwarethemidavmprotect

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • NyMaim

      NyMaim is a malware with various capabilities written in C++ and first seen in 2013.

      trojannymaim

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • 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

    • suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

      suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

      suricata

    • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

      suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

      suricata

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata

    • Vidar Stealer

      stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Uses the VBS compiler for execution

    • 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.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

File Permissions Modification

1
T1222

Scripting

1
T1064

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks