General

  • Target

    e3b990b68d0c029d4724e9084442117dc6b94cd2d14869233df39c8cbd6fe1f4

  • Size

    544KB

  • Sample

    230323-yssfkshh23

  • MD5

    3e4c70b6cde342373d238ca640c624bc

  • SHA1

    d679535319047427356d0021d1a52fb344f520ba

  • SHA256

    e3b990b68d0c029d4724e9084442117dc6b94cd2d14869233df39c8cbd6fe1f4

  • SHA512

    c36243747ed7671e500150ab2a8f1f3ca2d02a80a4e48581c78d022e5c4c0e95fabde0b084718e49e5c294c977befff5ad5a9a7896e185687971a38a58118e8b

  • SSDEEP

    12288:vMrvy90VKPCU4KeZIofHhFAzp/3z5QW+:4ykKP0iYK/3z5QW+

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

      e3b990b68d0c029d4724e9084442117dc6b94cd2d14869233df39c8cbd6fe1f4

    • Size

      544KB

    • MD5

      3e4c70b6cde342373d238ca640c624bc

    • SHA1

      d679535319047427356d0021d1a52fb344f520ba

    • SHA256

      e3b990b68d0c029d4724e9084442117dc6b94cd2d14869233df39c8cbd6fe1f4

    • SHA512

      c36243747ed7671e500150ab2a8f1f3ca2d02a80a4e48581c78d022e5c4c0e95fabde0b084718e49e5c294c977befff5ad5a9a7896e185687971a38a58118e8b

    • SSDEEP

      12288:vMrvy90VKPCU4KeZIofHhFAzp/3z5QW+:4ykKP0iYK/3z5QW+

    • 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