General

  • Target

    9f16599b6c536c749d369a5ef0dd9968054b068ee7a8d10a1889e210185cce89

  • Size

    544KB

  • Sample

    230323-y3a92shh73

  • MD5

    6d85a69cba3d56afb36bbcc8cba9262a

  • SHA1

    487d60f813130cf78a02b5a63471ffab1956cafc

  • SHA256

    9f16599b6c536c749d369a5ef0dd9968054b068ee7a8d10a1889e210185cce89

  • SHA512

    70469a719b39284238c7d294f9c115f3136891a61645f4b3e2cb728a4a004f99408e7534f54048f69598ea08a34a49487673e9bdb060a290f88dcf2f4f0c612e

  • SSDEEP

    12288:+Mrgy907t0Kyfn11FDvJUUqgUVML5wJ0oLwxvyUP/NPF:KyMkfn/Fzm44MdBXj

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

Targets

    • Target

      9f16599b6c536c749d369a5ef0dd9968054b068ee7a8d10a1889e210185cce89

    • Size

      544KB

    • MD5

      6d85a69cba3d56afb36bbcc8cba9262a

    • SHA1

      487d60f813130cf78a02b5a63471ffab1956cafc

    • SHA256

      9f16599b6c536c749d369a5ef0dd9968054b068ee7a8d10a1889e210185cce89

    • SHA512

      70469a719b39284238c7d294f9c115f3136891a61645f4b3e2cb728a4a004f99408e7534f54048f69598ea08a34a49487673e9bdb060a290f88dcf2f4f0c612e

    • SSDEEP

      12288:+Mrgy907t0Kyfn11FDvJUUqgUVML5wJ0oLwxvyUP/NPF:KyMkfn/Fzm44MdBXj

    • 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