General

  • Target

    0b2c1956c5929ceabe9a1fa6706200c6757a117f86228dc3af3edf0220ca7fcb

  • Size

    232KB

  • Sample

    211202-a93qwaheck

  • MD5

    2f47a6640c432f68e788fb6f14c79755

  • SHA1

    d9dda1c8b607aa6443644dc7907f43f2452bfabc

  • SHA256

    0b2c1956c5929ceabe9a1fa6706200c6757a117f86228dc3af3edf0220ca7fcb

  • SHA512

    ea0a0198a4b5082559123f47b2a5020448631a4c26cf9516fc569ceda8ea202ecc2e727b44a5159374d1dce4ceb4e56fe17a7efed49ccf4a15a79ca1dcfc9926

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

      0b2c1956c5929ceabe9a1fa6706200c6757a117f86228dc3af3edf0220ca7fcb

    • Size

      232KB

    • MD5

      2f47a6640c432f68e788fb6f14c79755

    • SHA1

      d9dda1c8b607aa6443644dc7907f43f2452bfabc

    • SHA256

      0b2c1956c5929ceabe9a1fa6706200c6757a117f86228dc3af3edf0220ca7fcb

    • SHA512

      ea0a0198a4b5082559123f47b2a5020448631a4c26cf9516fc569ceda8ea202ecc2e727b44a5159374d1dce4ceb4e56fe17a7efed49ccf4a15a79ca1dcfc9926

    • 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

    • 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