General

  • Target

    2363e6dbda5bec8cc5967ff6bad455978aa374c48eb94755344270a5ce387b2c

  • Size

    232KB

  • Sample

    211202-l89nkseeaj

  • MD5

    7a64cc4cfb6cfed7fccd3853a5789b9c

  • SHA1

    31168fc6a02f1e6f6b24c526666915353f6e0f88

  • SHA256

    2363e6dbda5bec8cc5967ff6bad455978aa374c48eb94755344270a5ce387b2c

  • SHA512

    2d0da69415f989c35b784222b00aba469a4d400ec3e32143c4cdfc9cecb2d96ce7544a299802c1ba12b79c8527b841ff1ae35f99228d95832c4293461aa49e9e

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/

https://cinems.club/search.php

https://clothes.surf/search.php

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.9.20.59:46287

Targets

    • Target

      2363e6dbda5bec8cc5967ff6bad455978aa374c48eb94755344270a5ce387b2c

    • Size

      232KB

    • MD5

      7a64cc4cfb6cfed7fccd3853a5789b9c

    • SHA1

      31168fc6a02f1e6f6b24c526666915353f6e0f88

    • SHA256

      2363e6dbda5bec8cc5967ff6bad455978aa374c48eb94755344270a5ce387b2c

    • SHA512

      2d0da69415f989c35b784222b00aba469a4d400ec3e32143c4cdfc9cecb2d96ce7544a299802c1ba12b79c8527b841ff1ae35f99228d95832c4293461aa49e9e

    • 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 Terse alphanumeric executable downloader high likelihood of being hostile

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

    • suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows dir Microsoft Windows DOS prompt command exit OUTBOUND

    • suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

      suricata: ET MALWARE Windows route Microsoft Windows DOS prompt command exit OUTBOUND

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Process Discovery

1
T1057

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks