General

  • Target

    b56e6fe38668bcefba669cf32f7f784f5e1b048d39f0b203a106161f8b1760c1

  • Size

    546KB

  • Sample

    230323-3smbsaah53

  • MD5

    e270b88fd7048823fd2067dc6202893c

  • SHA1

    39d9f536a335afc0446b99ab6ec602a2fed115b6

  • SHA256

    b56e6fe38668bcefba669cf32f7f784f5e1b048d39f0b203a106161f8b1760c1

  • SHA512

    30f8160d0e3ca1e17cbc4f9b64d532001581d2cb018bb3ffea7059e125a62e08c52994fa4986d207d262d764dc74aa0467891732f4fd876c58bffe7ec5e8a670

  • SSDEEP

    12288:gMruy90lAVNUmKgRxsLCjvLziOwITDWVoIHHZZrA7AFn:eyaeUhgAmTzdxfWCMXUAFn

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

      b56e6fe38668bcefba669cf32f7f784f5e1b048d39f0b203a106161f8b1760c1

    • Size

      546KB

    • MD5

      e270b88fd7048823fd2067dc6202893c

    • SHA1

      39d9f536a335afc0446b99ab6ec602a2fed115b6

    • SHA256

      b56e6fe38668bcefba669cf32f7f784f5e1b048d39f0b203a106161f8b1760c1

    • SHA512

      30f8160d0e3ca1e17cbc4f9b64d532001581d2cb018bb3ffea7059e125a62e08c52994fa4986d207d262d764dc74aa0467891732f4fd876c58bffe7ec5e8a670

    • SSDEEP

      12288:gMruy90lAVNUmKgRxsLCjvLziOwITDWVoIHHZZrA7AFn:eyaeUhgAmTzdxfWCMXUAFn

    • 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