General

  • Target

    474a473bf46fdbfb5a9344937674c1455d764e74c2cd8892da7d59f68ffadd5c.exe

  • Size

    3.2MB

  • Sample

    210720-vhgkcl7dke

  • MD5

    88a990a868eada802839185b6f05c541

  • SHA1

    499be12d4fe4f30e672601b1ccbfc4f014a8bca8

  • SHA256

    474a473bf46fdbfb5a9344937674c1455d764e74c2cd8892da7d59f68ffadd5c

  • SHA512

    7bd11e52a079da6584669707617a433a9f233a7300057d4751872ab202dc665b9c8429df7a641951ef04f51af74fe09e5ac6be49aa7fe2aedb235409e0243cad

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

oboze_new_serv

C2

86.106.181.209:18845

Extracted

Family

redline

Botnet

sel17

C2

dwarimlari.xyz:80

Extracted

Family

redline

Botnet

sel16

C2

dwarimlari.xyz:80

Extracted

Family

fickerstealer

C2

37.0.8.225:80

Targets

    • Target

      474a473bf46fdbfb5a9344937674c1455d764e74c2cd8892da7d59f68ffadd5c.exe

    • Size

      3.2MB

    • MD5

      88a990a868eada802839185b6f05c541

    • SHA1

      499be12d4fe4f30e672601b1ccbfc4f014a8bca8

    • SHA256

      474a473bf46fdbfb5a9344937674c1455d764e74c2cd8892da7d59f68ffadd5c

    • SHA512

      7bd11e52a079da6584669707617a433a9f233a7300057d4751872ab202dc665b9c8429df7a641951ef04f51af74fe09e5ac6be49aa7fe2aedb235409e0243cad

    • Fickerstealer

      Ficker is an infostealer written in Rust and ASM.

    • 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.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial 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.

    • Checks installed software on the system

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

    • autoit_exe

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

1
T1089

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks