General

  • Target

    e3acc0bf7285278a2a15e50390c5209b12aef221fffa877bc06331fbd1b5ea69

  • Size

    679KB

  • Sample

    230323-zmrsjaaa95

  • MD5

    f93f8cb3a897e996ed20ca07def63a00

  • SHA1

    81f29c0ae5c507261df7107952050e4ee72df8d1

  • SHA256

    e3acc0bf7285278a2a15e50390c5209b12aef221fffa877bc06331fbd1b5ea69

  • SHA512

    19207439c9e61d635c0264f2f97ea3cca280755b2f5506b8260aaa7afaa3ebf442256906f61ddaf873897daaa26effb887d24f44f34ca3e710581e1880a948b6

  • SSDEEP

    12288:jGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:m/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

      e3acc0bf7285278a2a15e50390c5209b12aef221fffa877bc06331fbd1b5ea69

    • Size

      679KB

    • MD5

      f93f8cb3a897e996ed20ca07def63a00

    • SHA1

      81f29c0ae5c507261df7107952050e4ee72df8d1

    • SHA256

      e3acc0bf7285278a2a15e50390c5209b12aef221fffa877bc06331fbd1b5ea69

    • SHA512

      19207439c9e61d635c0264f2f97ea3cca280755b2f5506b8260aaa7afaa3ebf442256906f61ddaf873897daaa26effb887d24f44f34ca3e710581e1880a948b6

    • SSDEEP

      12288:jGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:m/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