General

  • Target

    a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09

  • Size

    546KB

  • Sample

    230323-3dgsraag67

  • MD5

    5e9635c2a88aa07b95eb93ac1c6479b5

  • SHA1

    d3bc6d217df29729830db0bf1a8555d98499bf30

  • SHA256

    a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09

  • SHA512

    ff9ca5f3814c703e582f4f8a2c12eedbbd0b0d189e9f61e78143e79083218de88f7b45fb1a63c6a4aab44c3b35c576f383273060ebf5501cbf029bd7473c2506

  • SSDEEP

    12288:jMrYy90p+u/2RoETRo0GHptBmA2TS1nJr3mkT:Dy47/2eEuDJtBuG1nJWkT

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09

    • Size

      546KB

    • MD5

      5e9635c2a88aa07b95eb93ac1c6479b5

    • SHA1

      d3bc6d217df29729830db0bf1a8555d98499bf30

    • SHA256

      a3788fb4d6fed9a49e21fa16afeb642ac9a3985583b82da9f32f9bb042f2de09

    • SHA512

      ff9ca5f3814c703e582f4f8a2c12eedbbd0b0d189e9f61e78143e79083218de88f7b45fb1a63c6a4aab44c3b35c576f383273060ebf5501cbf029bd7473c2506

    • SSDEEP

      12288:jMrYy90p+u/2RoETRo0GHptBmA2TS1nJr3mkT:Dy47/2eEuDJtBuG1nJWkT

    • 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