General

  • Target

    1aa2d32ab883de5d4097a6d4fe7718a401f68ce95e0d2aea63212dd905103948

  • Size

    400KB

  • Sample

    221015-y8a68sgbcq

  • MD5

    2a1363e9e6d309726686ef2d319eec73

  • SHA1

    b56ec89d325d3e585932818438e20262c846d56f

  • SHA256

    1aa2d32ab883de5d4097a6d4fe7718a401f68ce95e0d2aea63212dd905103948

  • SHA512

    def76c296698dd6b8f92bee440b5f177e8d1758c54cc404597bc0e855face0c81a610da44580742fa7ee09336bbad0b21350c477258a638b5d791a68218c9c3d

  • SSDEEP

    6144:jzNkLNXaRtkzYPyHHtv55tsCn28GQx0wa0dv04A0gd08f5Miq5OWZXl9tG6eyZ5C:fNk9aFqHP56z8Y6lZXxG6emtLw

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

nymaim

C2

45.15.156.54

85.31.46.167

Extracted

Family

redline

Botnet

Nigh

C2

80.66.87.20:80

Attributes
  • auth_value

    dab8506635d1dc134af4ebaedf4404eb

Extracted

Family

danabot

Attributes
  • embedded_hash

    56951C922035D696BFCE443750496462

  • type

    loader

Targets

    • Target

      1aa2d32ab883de5d4097a6d4fe7718a401f68ce95e0d2aea63212dd905103948

    • Size

      400KB

    • MD5

      2a1363e9e6d309726686ef2d319eec73

    • SHA1

      b56ec89d325d3e585932818438e20262c846d56f

    • SHA256

      1aa2d32ab883de5d4097a6d4fe7718a401f68ce95e0d2aea63212dd905103948

    • SHA512

      def76c296698dd6b8f92bee440b5f177e8d1758c54cc404597bc0e855face0c81a610da44580742fa7ee09336bbad0b21350c477258a638b5d791a68218c9c3d

    • SSDEEP

      6144:jzNkLNXaRtkzYPyHHtv55tsCn28GQx0wa0dv04A0gd08f5Miq5OWZXl9tG6eyZ5C:fNk9aFqHP56z8Y6lZXxG6emtLw

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • DcRat

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

    • Detects Smokeloader packer

    • Modifies WinLogon for persistence

    • Modifies Windows Defender Real-time Protection settings

    • NyMaim

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

    • PrivateLoader

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

    • Process spawned unexpected child process

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

    • 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.

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks