General

  • Target

    a4268f6ee192d20a4f98c9e701ef31f931da55421dc6e755400e563ebbf725a5

  • Size

    764KB

  • Sample

    230526-ntxrksfc47

  • MD5

    d829d2e669a3d3cf5e104924cd181bd0

  • SHA1

    62282338996cbd18a06bab58328a07a3a6057375

  • SHA256

    a4268f6ee192d20a4f98c9e701ef31f931da55421dc6e755400e563ebbf725a5

  • SHA512

    8ee634abd753163b3be5bb68a792e04ba1273f8b1bd0471eda7e9e37592ce147beeecc55bcd3ecaa12389e7e5bfcfb56026b9e521f482235e6e4a435b954c640

  • SSDEEP

    12288:WMrsy90zl6AUio83EMGH3kfzd0oL3AlNL6ZXKoY2dk1q+4dBhmd/LBKE1dDNE:Wy+kyUMs3+J0m3AlMdKh2+1p4fhmdDTI

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      a4268f6ee192d20a4f98c9e701ef31f931da55421dc6e755400e563ebbf725a5

    • Size

      764KB

    • MD5

      d829d2e669a3d3cf5e104924cd181bd0

    • SHA1

      62282338996cbd18a06bab58328a07a3a6057375

    • SHA256

      a4268f6ee192d20a4f98c9e701ef31f931da55421dc6e755400e563ebbf725a5

    • SHA512

      8ee634abd753163b3be5bb68a792e04ba1273f8b1bd0471eda7e9e37592ce147beeecc55bcd3ecaa12389e7e5bfcfb56026b9e521f482235e6e4a435b954c640

    • SSDEEP

      12288:WMrsy90zl6AUio83EMGH3kfzd0oL3AlNL6ZXKoY2dk1q+4dBhmd/LBKE1dDNE:Wy+kyUMs3+J0m3AlMdKh2+1p4fhmdDTI

    • 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.

    • 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

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks