General

  • Target

    ef8a14c7f774072968f3135432a1f094b986815387f562f461de9ac749531eb2

  • Size

    771KB

  • Sample

    230608-sfclpsha4z

  • MD5

    d0c5f468b10b417113e0f2337b540192

  • SHA1

    f7113035b4df2a436821274fc8abf3a73070bb18

  • SHA256

    ef8a14c7f774072968f3135432a1f094b986815387f562f461de9ac749531eb2

  • SHA512

    9f4081799bcef71afa4fd66776c122bdcae017838f8daa7664e60321429ed27df0ad60ace630955215f763867c6cc9547b8ff953b7a15220d73444b7bfe04da5

  • SSDEEP

    12288:zMrby90KdoqQLA5HEca/rN0jptw7zOao5TCpDDpTVKI5qd+fiv2FgdJ:sy9mqjW/50jkfOl+VBV2db2FgdJ

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

      ef8a14c7f774072968f3135432a1f094b986815387f562f461de9ac749531eb2

    • Size

      771KB

    • MD5

      d0c5f468b10b417113e0f2337b540192

    • SHA1

      f7113035b4df2a436821274fc8abf3a73070bb18

    • SHA256

      ef8a14c7f774072968f3135432a1f094b986815387f562f461de9ac749531eb2

    • SHA512

      9f4081799bcef71afa4fd66776c122bdcae017838f8daa7664e60321429ed27df0ad60ace630955215f763867c6cc9547b8ff953b7a15220d73444b7bfe04da5

    • SSDEEP

      12288:zMrby90KdoqQLA5HEca/rN0jptw7zOao5TCpDDpTVKI5qd+fiv2FgdJ:sy9mqjW/50jkfOl+VBV2db2FgdJ

    • 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