General

  • Target

    dd619d56fb80758552f070efc13d729b853233866bfd4bcdbba33bcdd07e9793

  • Size

    679KB

  • Sample

    230323-zx7azacb4x

  • MD5

    a703e548a4b5340eee3988c34f93004e

  • SHA1

    caf86465031e44e7f735eda191318830969cc371

  • SHA256

    dd619d56fb80758552f070efc13d729b853233866bfd4bcdbba33bcdd07e9793

  • SHA512

    f11c192f88ae1f5bb4dcb73a452bc4294e97a960e49b58798658306e6adf6ad6eb552536ea021150c7bb423fb8719e358244e4a9416fd6a029ed135f97c1494f

  • SSDEEP

    12288:yGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:t/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

      dd619d56fb80758552f070efc13d729b853233866bfd4bcdbba33bcdd07e9793

    • Size

      679KB

    • MD5

      a703e548a4b5340eee3988c34f93004e

    • SHA1

      caf86465031e44e7f735eda191318830969cc371

    • SHA256

      dd619d56fb80758552f070efc13d729b853233866bfd4bcdbba33bcdd07e9793

    • SHA512

      f11c192f88ae1f5bb4dcb73a452bc4294e97a960e49b58798658306e6adf6ad6eb552536ea021150c7bb423fb8719e358244e4a9416fd6a029ed135f97c1494f

    • SSDEEP

      12288:yGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:t/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