General

  • Target

    fcd3c8c00cc222b1232dc9e990daf3a5057ef15ae92c092bc5a9cf132f8b1632

  • Size

    872KB

  • Sample

    230608-r4k3bagh3t

  • MD5

    cfa4bc454f0957ab283adf46ce83a1b4

  • SHA1

    9ea4f049e20e3e31e955372aa61689207ff5d97b

  • SHA256

    fcd3c8c00cc222b1232dc9e990daf3a5057ef15ae92c092bc5a9cf132f8b1632

  • SHA512

    c354017443b0cf1577a473f6a6ebe55746ecb1dfc4c2b4cfa8e42d882794f472512ae1da89b7d6f44549389737bc68189915d5711c94075b6983e222175f091d

  • SSDEEP

    12288:LMruy90oqkWuVI+aE6mhfg0reM6iP3RNvOnIw2tQ5d3/dwPI024ODW1UVIQPdYw:hyddhaELf0M6aOIu5J/dwPdthj8df

Malware Config

Extracted

Family

redline

Botnet

lupa

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a764aa41830c77712442516d143bc9c

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      fcd3c8c00cc222b1232dc9e990daf3a5057ef15ae92c092bc5a9cf132f8b1632

    • Size

      872KB

    • MD5

      cfa4bc454f0957ab283adf46ce83a1b4

    • SHA1

      9ea4f049e20e3e31e955372aa61689207ff5d97b

    • SHA256

      fcd3c8c00cc222b1232dc9e990daf3a5057ef15ae92c092bc5a9cf132f8b1632

    • SHA512

      c354017443b0cf1577a473f6a6ebe55746ecb1dfc4c2b4cfa8e42d882794f472512ae1da89b7d6f44549389737bc68189915d5711c94075b6983e222175f091d

    • SSDEEP

      12288:LMruy90oqkWuVI+aE6mhfg0reM6iP3RNvOnIw2tQ5d3/dwPI024ODW1UVIQPdYw:hyddhaELf0M6aOIu5J/dwPdthj8df

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks