Overview

overview

10

Static

static

Install.exe

windows7-x64

10

Install.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    File.zip

  • Size

    6.4MB

  • Sample

    221003-r8qtcsbhar

  • MD5

    212ba02e42d4ecaf9c81e0c0c158bdcc

  • SHA1

    702f992824bd3b11c69776dafe26393361848319

  • SHA256

    210407a91854962d4e7a6ed573b196cfc6a4e1aeb0709c495380c0cfe2db072f

  • SHA512

    a95f7579690e8c432b5781e421e3d8c3d9010bed21ac7d10a35beb14b0275f803859af5858d13478ec56f1bda732efd9b2d1951b8e7b7250eb180ae6f832bcea

  • SSDEEP

    196608:mjfhnT39SHq/aVVmoIjWDsJ1f00KJWlT1:cZnTNSHzL321xKY3

Score
10/10
dcratdjvunymaimprivateloaderraccoonredlinesmokeloadervidar11a17d9aed7a239440deb75d7a177f406517installnam6.7backdoorcollectiondiscoveryevasioninfostealerloadermainpersistenceransomwareratspywarestealertrojanupxvmprotect

Malware Config

Extracted

Family

privateloader

C2

http://163.123.143.4/proxies.txt

http://107.182.129.251/server.txt

pastebin.com/raw/A7dSG1te

http://wfsdragon.ru/api/setStats.php

163.123.143.12

http://91.241.19.125/pub.php?pub=one

http://sarfoods.com/index.php
Attributes
  • payload_url

    https://vipsofts.xyz/files/mega.bmp

Extracted

Family

redline

Botnet

nam6.7

C2

103.89.90.61:34589

Attributes
  • auth_value

    28e28fedd782927e1451d4153d874596

Extracted

Family

redline

Botnet

Install

C2

69.176.94.78:32244

Attributes
  • auth_value

    262df95952285ebeabc4c91774e37776

Extracted

Family

redline

Botnet

1

C2

79.110.62.196:35726

Attributes
  • auth_value

    4b711fa6f9a5187b40500266349c0baf

Extracted

Family

nymaim

C2

208.67.104.97

85.31.46.167

Extracted

Family

djvu

C2

http://winnlinne.com/lancer/get.php

Attributes
  • extension

    .adww

  • offline_id

    z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1

  • payload_url

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

    http://winnlinne.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

raccoon

Botnet

1a17d9aed7a239440deb75d7a177f406

C2

http://193.38.55.180/

rc4.plain

Extracted

Family

vidar

Version

54.9

Botnet

517

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54
Attributes
  • profile_id

    517

Targets

    • Target

      Install.exe

    • Size

      686.6MB

    • MD5

      880c7109a4ffab32d5a7cd316560c94d

    • SHA1

      368af163b48e4cadbff0e6d047fdbb478ae5e98a

    • SHA256

      00dc6c57001be3ad315b043bad76d4f85a0ceca41d7c04e9ddc8a97868c0f6c7

    • SHA512

      88165a8276cbfa716e878bd32b0e577415f63fab739ec4aba70d8ee9a3c6c59b6bbcddb04633f1d40e450af294313f3ba73e80c986cb43dea9f3543b6699a6a6

    • SSDEEP

      98304:wIqAG3I68EXaB4rRJFHMJ1ga4Um+BO2giMMHSbewc/l0v:mC2rRJFHMlNmSOliT5l0v

    Score
    10/10
    privateloaderredlinesmokeloader1installnam6.7backdoorevasioninfostealerloadermainpersistencespywarestealertrojanvmprotectdcratdjvunymaimraccoonvidar1a17d9aed7a239440deb75d7a177f406517collectiondiscoveryransomwareratupx

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • 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

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

      loaderprivateloader

    • Process spawned unexpected child process

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

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

      stealerraccoon

    • RedLine

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

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • 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.

    • Drops startup file

    • 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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Uses the VBS compiler for execution

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • 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 NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

Scripting

1
T1064

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks