General

  • Target

    77534c637f1c7aab46fd8feab7b7881424209077c003b8b51905497c70989b57

  • Size

    313KB

  • Sample

    211201-p3ykxafca2

  • MD5

    086e6efe762b2f4191b9f168a039da1b

  • SHA1

    a9f585954884f1f7bbe2e3bb98f26aab6bcdd8d8

  • SHA256

    77534c637f1c7aab46fd8feab7b7881424209077c003b8b51905497c70989b57

  • SHA512

    177d39181e159147d4e24911df44bcbd4db8c121286847e3f09ff982772d7043a774729139c06153bdb6daf85e9f72e0b3818e22703a5d1a632f6fa7abf54ac4

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

      77534c637f1c7aab46fd8feab7b7881424209077c003b8b51905497c70989b57

    • Size

      313KB

    • MD5

      086e6efe762b2f4191b9f168a039da1b

    • SHA1

      a9f585954884f1f7bbe2e3bb98f26aab6bcdd8d8

    • SHA256

      77534c637f1c7aab46fd8feab7b7881424209077c003b8b51905497c70989b57

    • SHA512

      177d39181e159147d4e24911df44bcbd4db8c121286847e3f09ff982772d7043a774729139c06153bdb6daf85e9f72e0b3818e22703a5d1a632f6fa7abf54ac4

    • 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.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Deletes itself

    • Drops startup file

    • 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

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks