General

  • Target

    2120D92E96AD3E11B8E35CD6CF867E95C31B64D4D4E43.exe

  • Size

    2.4MB

  • Sample

    210829-yt1ygmyt4x

  • MD5

    4cc2560de1b2a15d3c8b8580154154af

  • SHA1

    ae4ee80e9d7c315b66fc3e4f62d9ae1d25463ccc

  • SHA256

    2120d92e96ad3e11b8e35cd6cf867e95c31b64d4d4e43c661560b6ab281bd306

  • SHA512

    e4ffb1701a54884d053b5f17ce494a6e723ec3005a5fb967bbca021a3a6fe434e608b1a6e0f92e2b35b4f1624794b72147e339fe6ba2eecf384cf01bd469383a

Malware Config

Extracted

Family

vidar

Version

39.6

Botnet

933

C2

https://sslamlssa1.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

hello

C2

80.66.87.33:36976

Extracted

Family

redline

Botnet

Norman

C2

45.14.49.184:25321

Extracted

Family

amadey

Version

2.50

C2

185.215.113.206/k8FppT/index.php

Targets

    • Target

      2120D92E96AD3E11B8E35CD6CF867E95C31B64D4D4E43.exe

    • Size

      2.4MB

    • MD5

      4cc2560de1b2a15d3c8b8580154154af

    • SHA1

      ae4ee80e9d7c315b66fc3e4f62d9ae1d25463ccc

    • SHA256

      2120d92e96ad3e11b8e35cd6cf867e95c31b64d4d4e43c661560b6ab281bd306

    • SHA512

      e4ffb1701a54884d053b5f17ce494a6e723ec3005a5fb967bbca021a3a6fe434e608b1a6e0f92e2b35b4f1624794b72147e339fe6ba2eecf384cf01bd469383a

    • Amadey

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

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

      suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

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

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

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

    • Nirsoft

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks