General

  • Target

    ad28446e7382f3360f6b6d797bc2c29696bd423423054d33e1ac6d2280716efb

  • Size

    544KB

  • Sample

    230323-18tdxsce3y

  • MD5

    8ecf699cdc190299fdd68883592f581b

  • SHA1

    54e31cf3613d8be38b6210b4d47a9fd7db398179

  • SHA256

    ad28446e7382f3360f6b6d797bc2c29696bd423423054d33e1ac6d2280716efb

  • SHA512

    aad1b8e45d71657d17d2c8d6e0d98506c3a0d07a667762bfd5238a614b2343883cd250bc71a238856580f8903d70eb4a4bf9616e7ac03a580f1ce4b30d53bc3b

  • SSDEEP

    6144:Kxy+bnr+Cp0yN90QEe8Ig9i2Dd6ydcozDqJ3lUNvfXc3KD6XqgUFMLkc6wapfGq1:vMryy90KoPtSlD60qgUFMLawcPBL7P

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

      ad28446e7382f3360f6b6d797bc2c29696bd423423054d33e1ac6d2280716efb

    • Size

      544KB

    • MD5

      8ecf699cdc190299fdd68883592f581b

    • SHA1

      54e31cf3613d8be38b6210b4d47a9fd7db398179

    • SHA256

      ad28446e7382f3360f6b6d797bc2c29696bd423423054d33e1ac6d2280716efb

    • SHA512

      aad1b8e45d71657d17d2c8d6e0d98506c3a0d07a667762bfd5238a614b2343883cd250bc71a238856580f8903d70eb4a4bf9616e7ac03a580f1ce4b30d53bc3b

    • SSDEEP

      6144:Kxy+bnr+Cp0yN90QEe8Ig9i2Dd6ydcozDqJ3lUNvfXc3KD6XqgUFMLkc6wapfGq1:vMryy90KoPtSlD60qgUFMLawcPBL7P

    • 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