General

  • Target

    248fcc901aff4e4b4c48c91e4d78a939bf681c9a1bc24addc3551b32768f907b.exe

  • Size

    1.8MB

  • Sample

    240709-2hkvja1hjf

  • MD5

    18cbe55c3b28754916f1cbf4dfc95cf9

  • SHA1

    7ccfb7678c34d6a2bedc040da04e2b5201be453b

  • SHA256

    248fcc901aff4e4b4c48c91e4d78a939bf681c9a1bc24addc3551b32768f907b

  • SHA512

    e1d4a7ab164a7e4176a3e4e915480e5c60efe7680d99f0f0bcbd834a4bec1798b951c49ef5c0cca6bea3c2577b475de3c51b2ef1ae70b525d046eb06591f7110

  • SSDEEP

    49152:Eau0Bnly1l8B6hLa5vMIKHVo5W1v2mS0la98MT:Nfy1Wo+JK19eFE6

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Targets

    • Target

      248fcc901aff4e4b4c48c91e4d78a939bf681c9a1bc24addc3551b32768f907b.exe

    • Size

      1.8MB

    • MD5

      18cbe55c3b28754916f1cbf4dfc95cf9

    • SHA1

      7ccfb7678c34d6a2bedc040da04e2b5201be453b

    • SHA256

      248fcc901aff4e4b4c48c91e4d78a939bf681c9a1bc24addc3551b32768f907b

    • SHA512

      e1d4a7ab164a7e4176a3e4e915480e5c60efe7680d99f0f0bcbd834a4bec1798b951c49ef5c0cca6bea3c2577b475de3c51b2ef1ae70b525d046eb06591f7110

    • SSDEEP

      49152:Eau0Bnly1l8B6hLa5vMIKHVo5W1v2mS0la98MT:Nfy1Wo+JK19eFE6

    • Detect Mystic stealer payload

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

Tasks