General

  • Target

    9a3aeb7c8d3e2c532b77239ccaf6fdafd3cb80d06035daa58f8d2afd71e3b6b1

  • Size

    313KB

  • Sample

    211201-rkwdyafgh8

  • MD5

    7f9213d17cfe8122002bcf24aea59964

  • SHA1

    145d2e9020004212f692cee19cd94d5e9f36d594

  • SHA256

    9a3aeb7c8d3e2c532b77239ccaf6fdafd3cb80d06035daa58f8d2afd71e3b6b1

  • SHA512

    81e9b7d482983801ef3e780f136415228c7e804edd5cbb3062a1c934461265ddfe2f674429fc63d22726e5828fa7495207fadcaa4706fda33e5a00f78f15af83

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

      9a3aeb7c8d3e2c532b77239ccaf6fdafd3cb80d06035daa58f8d2afd71e3b6b1

    • Size

      313KB

    • MD5

      7f9213d17cfe8122002bcf24aea59964

    • SHA1

      145d2e9020004212f692cee19cd94d5e9f36d594

    • SHA256

      9a3aeb7c8d3e2c532b77239ccaf6fdafd3cb80d06035daa58f8d2afd71e3b6b1

    • SHA512

      81e9b7d482983801ef3e780f136415228c7e804edd5cbb3062a1c934461265ddfe2f674429fc63d22726e5828fa7495207fadcaa4706fda33e5a00f78f15af83

    • 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