General

  • Target

    382a6e0a0801a10f3559789811792b7dcd1d919c96d09e2acc3d5817790877df

  • Size

    526KB

  • Sample

    240424-sejzdsca8x

  • MD5

    7b7fa3fa05d2195e3c826165047d191c

  • SHA1

    585082204f514352a5f74e87e2b1d75cb61028cb

  • SHA256

    382a6e0a0801a10f3559789811792b7dcd1d919c96d09e2acc3d5817790877df

  • SHA512

    e8f9f2b248edb3a3487ac070e61c4125e76804c3f6bb6bb3e9502a162e036d945d1bd0f1508be4a9d79f59f4805561497f451650e69c8d5afd5056f689f24455

  • SSDEEP

    12288:wMrgy90Fz/fTJtuZmPDm0ARcbBHMcPeyFq6GGB5KP:AyYTuZwD/ccPGKBKP

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Targets

    • Target

      382a6e0a0801a10f3559789811792b7dcd1d919c96d09e2acc3d5817790877df

    • Size

      526KB

    • MD5

      7b7fa3fa05d2195e3c826165047d191c

    • SHA1

      585082204f514352a5f74e87e2b1d75cb61028cb

    • SHA256

      382a6e0a0801a10f3559789811792b7dcd1d919c96d09e2acc3d5817790877df

    • SHA512

      e8f9f2b248edb3a3487ac070e61c4125e76804c3f6bb6bb3e9502a162e036d945d1bd0f1508be4a9d79f59f4805561497f451650e69c8d5afd5056f689f24455

    • SSDEEP

      12288:wMrgy90Fz/fTJtuZmPDm0ARcbBHMcPeyFq6GGB5KP:AyYTuZwD/ccPGKBKP

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • 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

    • Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

    • Detects executables packed with ConfuserEx Mod

    • Executes dropped EXE

    • Windows security modification

    • 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

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Tasks