General

  • Target

    5e1a4b9ced78b15872e2723b231e3934c4874c6ea28ebf6c983a61f5040b5f96.exe

  • Size

    3.7MB

  • Sample

    210823-qzjm4ezbme

  • MD5

    b92bb176d598a19e9ac8b6d5eef32cd6

  • SHA1

    2ebfc2042f71f305f13c7e83027911c35581999d

  • SHA256

    5e1a4b9ced78b15872e2723b231e3934c4874c6ea28ebf6c983a61f5040b5f96

  • SHA512

    9f803fa4b0c6a5838cf175be882e4e2c1db228b5203cbe5cfbe0426574f3638a03f06e3add47208a64e563854954f3c1b6cc09156fe6b02a10619fcfb0688421

Malware Config

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

Cana

C2

176.111.174.254:56328

Extracted

Family

vidar

Version

39.4

Botnet

706

C2

https://sergeevih43.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

Ani

C2

detuyaluro.xyz:80

Extracted

Family

redline

Botnet

@soul3ss

C2

188.130.139.12:30376

Targets

    • Target

      5e1a4b9ced78b15872e2723b231e3934c4874c6ea28ebf6c983a61f5040b5f96.exe

    • Size

      3.7MB

    • MD5

      b92bb176d598a19e9ac8b6d5eef32cd6

    • SHA1

      2ebfc2042f71f305f13c7e83027911c35581999d

    • SHA256

      5e1a4b9ced78b15872e2723b231e3934c4874c6ea28ebf6c983a61f5040b5f96

    • SHA512

      9f803fa4b0c6a5838cf175be882e4e2c1db228b5203cbe5cfbe0426574f3638a03f06e3add47208a64e563854954f3c1b6cc09156fe6b02a10619fcfb0688421

    • Modifies Windows Defender Real-time Protection settings

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

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

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

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • 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.

    • 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

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks