General

  • Target

    B57B6C5D8F1CB3F7AD5D492028B957EF.exe

  • Size

    18.0MB

  • Sample

    220108-rb4c7addgq

  • MD5

    b57b6c5d8f1cb3f7ad5d492028b957ef

  • SHA1

    8ae7918611354ad85951080e6de324d3b1dc6325

  • SHA256

    3637e86adb20ccee0c96ac838cbba3f61cc1ac0e27fa04766957f7ef28825461

  • SHA512

    d959b55fb918a4a7ec35ed39a1b6b531bfadfc7102555a798687a41a90296ec3dfc1ff5dd5b0f22022f4fa5e35cffcfd65269e9fdfeaf726a58362563fb44633

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

2.85

C2

185.215.113.35/d2VxjasuwS/index.php

Extracted

Family

redline

Botnet

@Tui

C2

185.215.113.44:23759

Extracted

Family

redline

Botnet

user1

C2

23.88.118.113:23817

Targets

    • Target

      B57B6C5D8F1CB3F7AD5D492028B957EF.exe

    • Size

      18.0MB

    • MD5

      b57b6c5d8f1cb3f7ad5d492028b957ef

    • SHA1

      8ae7918611354ad85951080e6de324d3b1dc6325

    • SHA256

      3637e86adb20ccee0c96ac838cbba3f61cc1ac0e27fa04766957f7ef28825461

    • SHA512

      d959b55fb918a4a7ec35ed39a1b6b531bfadfc7102555a798687a41a90296ec3dfc1ff5dd5b0f22022f4fa5e35cffcfd65269e9fdfeaf726a58362563fb44633

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • 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.

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

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

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

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks