General

  • Target

    226d7c5fa55cf25bab5f433c3a4626d729ec7f2a1943e1ec8aca5d4c030f873b

  • Size

    772KB

  • Sample

    230608-ndfs5aef98

  • MD5

    5c162ce02a812498be811f5d1dee50aa

  • SHA1

    b9b3cf3625f01e6f5d8f4fad84a5d32bdc7fec96

  • SHA256

    226d7c5fa55cf25bab5f433c3a4626d729ec7f2a1943e1ec8aca5d4c030f873b

  • SHA512

    676107a53ba5a9afe18703e4c67f4c7613ec2a09ae046079c22e056a96a6cf983f269e977ae701717c8b45c462eb4cb33d39362eff03c2392d9bbbaca63f82ef

  • SSDEEP

    24576:gyw6suZaK5UzvH6L/7Co/8aD4tTOTU/QJO:nwfQj5KvaSoka0VmU

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      226d7c5fa55cf25bab5f433c3a4626d729ec7f2a1943e1ec8aca5d4c030f873b

    • Size

      772KB

    • MD5

      5c162ce02a812498be811f5d1dee50aa

    • SHA1

      b9b3cf3625f01e6f5d8f4fad84a5d32bdc7fec96

    • SHA256

      226d7c5fa55cf25bab5f433c3a4626d729ec7f2a1943e1ec8aca5d4c030f873b

    • SHA512

      676107a53ba5a9afe18703e4c67f4c7613ec2a09ae046079c22e056a96a6cf983f269e977ae701717c8b45c462eb4cb33d39362eff03c2392d9bbbaca63f82ef

    • SSDEEP

      24576:gyw6suZaK5UzvH6L/7Co/8aD4tTOTU/QJO:nwfQj5KvaSoka0VmU

    • 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

    • 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