General

  • Target

    d33b9b3b7c9a10ed7257d42282cae3d288c1b785bd0a3f3840f74f1b397d77c9

  • Size

    660KB

  • Sample

    230403-w7fdfsac3v

  • MD5

    225aeb333391c63268f5ec1ad228114a

  • SHA1

    7ced9dc925fa6d8ead3b8e8d63986e7a288333d7

  • SHA256

    d33b9b3b7c9a10ed7257d42282cae3d288c1b785bd0a3f3840f74f1b397d77c9

  • SHA512

    d86ca3019f009e05066f762f94f8a0315072a6361dcc142ef3a148a0bfe04aad42a2b1818fc4200c61ac3627be7f02007448c3afdea5a24ee15952091e36152d

  • SSDEEP

    12288:4Mr4y90kkBfcZXAUuOCZBZz0CU1BGhgt0uZSS0tzIl6WljXBUlF:wy34fc9ApOQUPGhJS0asWJiz

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      d33b9b3b7c9a10ed7257d42282cae3d288c1b785bd0a3f3840f74f1b397d77c9

    • Size

      660KB

    • MD5

      225aeb333391c63268f5ec1ad228114a

    • SHA1

      7ced9dc925fa6d8ead3b8e8d63986e7a288333d7

    • SHA256

      d33b9b3b7c9a10ed7257d42282cae3d288c1b785bd0a3f3840f74f1b397d77c9

    • SHA512

      d86ca3019f009e05066f762f94f8a0315072a6361dcc142ef3a148a0bfe04aad42a2b1818fc4200c61ac3627be7f02007448c3afdea5a24ee15952091e36152d

    • SSDEEP

      12288:4Mr4y90kkBfcZXAUuOCZBZz0CU1BGhgt0uZSS0tzIl6WljXBUlF:wy34fc9ApOQUPGhJS0asWJiz

    • 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.

    • Suspicious use of SetThreadContext

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