General

  • Target

    525d4bf8d8f5178c1ffab6900a4c7c538ddc1e375e1c9eda0d01e4a40bd42197

  • Size

    679KB

  • Sample

    230323-2hadssae96

  • MD5

    9d6da229ff6fda1fd8ff64dbcd51b793

  • SHA1

    234947a9a3bc72600d05b6b96ca02c56c0b9eeaf

  • SHA256

    525d4bf8d8f5178c1ffab6900a4c7c538ddc1e375e1c9eda0d01e4a40bd42197

  • SHA512

    8fbb03b01a5cfc1674bb96b8db99aad67b296aab73a2edfcc9ed6019cf555c7ca5fdbfcd218ea208d792e0e65f0b71cdce21128c1e3283d3691648124a362da3

  • SSDEEP

    12288:zGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:W/HeDoTKwC2r8mldwGWkCoevSY+A

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

      525d4bf8d8f5178c1ffab6900a4c7c538ddc1e375e1c9eda0d01e4a40bd42197

    • Size

      679KB

    • MD5

      9d6da229ff6fda1fd8ff64dbcd51b793

    • SHA1

      234947a9a3bc72600d05b6b96ca02c56c0b9eeaf

    • SHA256

      525d4bf8d8f5178c1ffab6900a4c7c538ddc1e375e1c9eda0d01e4a40bd42197

    • SHA512

      8fbb03b01a5cfc1674bb96b8db99aad67b296aab73a2edfcc9ed6019cf555c7ca5fdbfcd218ea208d792e0e65f0b71cdce21128c1e3283d3691648124a362da3

    • SSDEEP

      12288:zGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:W/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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