General

  • Target

    4d46d389a4f14ad13af4ba08a2c4c53b2702ff8981019c1cf9360c159edc2769

  • Size

    690KB

  • Sample

    230324-acs56sah95

  • MD5

    a81acb79694792f639ffabdbc72102a0

  • SHA1

    e47bbd211eeb6184033d109f3e316b94da5012aa

  • SHA256

    4d46d389a4f14ad13af4ba08a2c4c53b2702ff8981019c1cf9360c159edc2769

  • SHA512

    5d971a4f5c07c3fa8ce023cce7f771868c4fac5430b0120730f64c2003f7fdb25048e153811315569ec914f241a542929fab0afbf22614a51f6e678e1d90edeb

  • SSDEEP

    12288:yMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:yM03s6w5UsPjD//sWqofEifG75tXvH

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

      4d46d389a4f14ad13af4ba08a2c4c53b2702ff8981019c1cf9360c159edc2769

    • Size

      690KB

    • MD5

      a81acb79694792f639ffabdbc72102a0

    • SHA1

      e47bbd211eeb6184033d109f3e316b94da5012aa

    • SHA256

      4d46d389a4f14ad13af4ba08a2c4c53b2702ff8981019c1cf9360c159edc2769

    • SHA512

      5d971a4f5c07c3fa8ce023cce7f771868c4fac5430b0120730f64c2003f7fdb25048e153811315569ec914f241a542929fab0afbf22614a51f6e678e1d90edeb

    • SSDEEP

      12288:yMA1XlYcsasrYwYVQ7UsioJ8ijdV/EPUsWqunPfEzWfdkfvR1d/tXmwH:yM03s6w5UsPjD//sWqofEifG75tXvH

    • 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