General

  • Target

    87b3ab7c5acfa48575bc31a8eaaee2dbc58baca94b09f83465cb692fefc7ab78

  • Size

    689KB

  • Sample

    230328-el1c3agh35

  • MD5

    ad82a82c333c7abea8001f6d6460fc28

  • SHA1

    d5779bea78594b3908da0e100760cee62790650d

  • SHA256

    87b3ab7c5acfa48575bc31a8eaaee2dbc58baca94b09f83465cb692fefc7ab78

  • SHA512

    8ba450793de6660ba7217ca01a03115b0ba548155ff3a9ef3d559b165b84d2d104be1467ea680bb921d0cac7cdceaed258aad7e6a7794762565e526deda0be7c

  • SSDEEP

    12288:TMrpy90P9WljYNT+YvVqC691xbG9W+DT4Tcd2W5jZtBxYmJGvHFa6fignag7u4u7:my3GNSkM5tbl+DTyW+mJG9a6agnV64Eh

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Targets

    • Target

      87b3ab7c5acfa48575bc31a8eaaee2dbc58baca94b09f83465cb692fefc7ab78

    • Size

      689KB

    • MD5

      ad82a82c333c7abea8001f6d6460fc28

    • SHA1

      d5779bea78594b3908da0e100760cee62790650d

    • SHA256

      87b3ab7c5acfa48575bc31a8eaaee2dbc58baca94b09f83465cb692fefc7ab78

    • SHA512

      8ba450793de6660ba7217ca01a03115b0ba548155ff3a9ef3d559b165b84d2d104be1467ea680bb921d0cac7cdceaed258aad7e6a7794762565e526deda0be7c

    • SSDEEP

      12288:TMrpy90P9WljYNT+YvVqC691xbG9W+DT4Tcd2W5jZtBxYmJGvHFa6fignag7u4u7:my3GNSkM5tbl+DTyW+mJG9a6agnV64Eh

    • 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