General

  • Target

    a146d9a54b2f49e52df3f20a0630ca25dae8319ee5355bb5bc54a5b9458b23e9

  • Size

    553KB

  • Sample

    230324-yahtesba8t

  • MD5

    f1ce574a1b6b2817b7617dd9946c2f07

  • SHA1

    0455ce8f20aff5f21b6ceb0d65f7b2a59480fc60

  • SHA256

    a146d9a54b2f49e52df3f20a0630ca25dae8319ee5355bb5bc54a5b9458b23e9

  • SHA512

    deecb13b477ca9c252fe51463dec466ca182049cbbb86943e991171d718e2bf7a0db9c019298d55e68a753f62abaddd9c174a88a8b90b4c4e0c1caa68644b95c

  • SSDEEP

    12288:gMray90c8LwbFNsqkProZWKyOMJsoEUR5zTJU7z:KyH8Gct1EUR5nCX

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

lida

C2

193.233.20.32:4125

Attributes
  • auth_value

    24052aa2e9b85984a98d80cf08623e8d

Targets

    • Target

      a146d9a54b2f49e52df3f20a0630ca25dae8319ee5355bb5bc54a5b9458b23e9

    • Size

      553KB

    • MD5

      f1ce574a1b6b2817b7617dd9946c2f07

    • SHA1

      0455ce8f20aff5f21b6ceb0d65f7b2a59480fc60

    • SHA256

      a146d9a54b2f49e52df3f20a0630ca25dae8319ee5355bb5bc54a5b9458b23e9

    • SHA512

      deecb13b477ca9c252fe51463dec466ca182049cbbb86943e991171d718e2bf7a0db9c019298d55e68a753f62abaddd9c174a88a8b90b4c4e0c1caa68644b95c

    • SSDEEP

      12288:gMray90c8LwbFNsqkProZWKyOMJsoEUR5zTJU7z:KyH8Gct1EUR5nCX

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks