General

  • Target

    b7cc379a57b9029dbcb0f2519448b633a7988caa87ff766a6039dbab68f7e698

  • Size

    546KB

  • Sample

    230324-atvqbsda91

  • MD5

    d56a1eb9638c79ebb23dc1a12d04506e

  • SHA1

    163b077e0bd64752556f4149740671f5a38132f9

  • SHA256

    b7cc379a57b9029dbcb0f2519448b633a7988caa87ff766a6039dbab68f7e698

  • SHA512

    7a38d1fd4d803262d6a8c6b8dfa75053b594e21ceda5c22f51ca863b2c70a0f9b40348cf8a3f889e57b87e6f6a2de355dfbcf7332f8c5764075dc39a94d2c2d6

  • SSDEEP

    12288:oMr+y90mwVkPm6UynxKRYA22stywLmiaEkTJhXBNgAY:2yYMm3ynst2r9miaEkVhXBdY

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

      b7cc379a57b9029dbcb0f2519448b633a7988caa87ff766a6039dbab68f7e698

    • Size

      546KB

    • MD5

      d56a1eb9638c79ebb23dc1a12d04506e

    • SHA1

      163b077e0bd64752556f4149740671f5a38132f9

    • SHA256

      b7cc379a57b9029dbcb0f2519448b633a7988caa87ff766a6039dbab68f7e698

    • SHA512

      7a38d1fd4d803262d6a8c6b8dfa75053b594e21ceda5c22f51ca863b2c70a0f9b40348cf8a3f889e57b87e6f6a2de355dfbcf7332f8c5764075dc39a94d2c2d6

    • SSDEEP

      12288:oMr+y90mwVkPm6UynxKRYA22stywLmiaEkTJhXBNgAY:2yYMm3ynst2r9miaEkVhXBdY

    • 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