General

  • Target

    1fc20b81b4118182a10340e524207cdf6cbdff9c993d5998794b025e88411926

  • Size

    679KB

  • Sample

    230323-yz6a1sbh4w

  • MD5

    e7e67430d97ce083200b7910868a8f02

  • SHA1

    5081e4a32f767453c84b95ed68207813dbbcdba8

  • SHA256

    1fc20b81b4118182a10340e524207cdf6cbdff9c993d5998794b025e88411926

  • SHA512

    086dcc2623df5e1468268823cb3494bc7697c65160396cbe8a62e5160cf4894f53b931f10bd56adf0a9e67ccfbc1aec3e4a1697502dd177798d080a37507491e

  • SSDEEP

    12288:nGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:S/HeDoTKwC2r8mldwGWkCoevSY+A

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

      1fc20b81b4118182a10340e524207cdf6cbdff9c993d5998794b025e88411926

    • Size

      679KB

    • MD5

      e7e67430d97ce083200b7910868a8f02

    • SHA1

      5081e4a32f767453c84b95ed68207813dbbcdba8

    • SHA256

      1fc20b81b4118182a10340e524207cdf6cbdff9c993d5998794b025e88411926

    • SHA512

      086dcc2623df5e1468268823cb3494bc7697c65160396cbe8a62e5160cf4894f53b931f10bd56adf0a9e67ccfbc1aec3e4a1697502dd177798d080a37507491e

    • SSDEEP

      12288:nGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:S/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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