General

  • Target

    f052acab310330627d5e20b1107b9d76.exe

  • Size

    1.4MB

  • Sample

    220726-s4rersbbdn

  • MD5

    f052acab310330627d5e20b1107b9d76

  • SHA1

    6bd331d16fbf5dc132d49458f4649c28ec871c08

  • SHA256

    d294a8bc0b704479728f1db750e69503c7d9623690b5b3fbfd7802c4e0be10b1

  • SHA512

    db3db5b41352f7103db712dd5bc2e60bfcf403290536f7656e89a0498afbf9fccb8dc5be1331f591f37f3c5d858ea0457ba609a08bfdb4d10ad7570b8566eaaf

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:18728

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

4

C2

31.41.244.134:11643

Attributes
  • auth_value

    a516b2d034ecd34338f12b50347fbd92

Extracted

Family

redline

Botnet

@tag12312341

C2

62.204.41.144:14096

Attributes
  • auth_value

    71466795417275fac01979e57016e277

Extracted

Family

redline

Botnet

https://t.me/insttailer

C2

185.199.224.90:37143

Attributes
  • auth_value

    1e73e022970e3ad55c62cb5010e7599b

Extracted

Family

redline

Botnet

5076357887

C2

185.87.149.167:31402

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Extracted

Family

privateloader

C2

http://163.123.143.4/proxies.txt

http://193.233.177.215/server.txt

pastebin.com/raw/A7dSG1te

http://wfsdragon.ru/api/setStats.php

163.123.143.12

Targets

    • Target

      f052acab310330627d5e20b1107b9d76.exe

    • Size

      1.4MB

    • MD5

      f052acab310330627d5e20b1107b9d76

    • SHA1

      6bd331d16fbf5dc132d49458f4649c28ec871c08

    • SHA256

      d294a8bc0b704479728f1db750e69503c7d9623690b5b3fbfd7802c4e0be10b1

    • SHA512

      db3db5b41352f7103db712dd5bc2e60bfcf403290536f7656e89a0498afbf9fccb8dc5be1331f591f37f3c5d858ea0457ba609a08bfdb4d10ad7570b8566eaaf

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks