General

  • Target

    22f3c7d02fad47f2a6840819d4dfca2517edfce76539a753325886c3c1a0d557

  • Size

    771KB

  • Sample

    230526-2re1mshh4s

  • MD5

    a529391f19879b283e2c792497028f82

  • SHA1

    be86517f73af22ba710f4aeea9af1994998f724c

  • SHA256

    22f3c7d02fad47f2a6840819d4dfca2517edfce76539a753325886c3c1a0d557

  • SHA512

    4f1433ee89ed70080c740d28ec869f0ae3d74ad9a4a7298092410c18ed98243dc0989405ca2c4aadf2c6d28f5d5a023beafc5a69cbbbf8f7e9143405f0206cab

  • SSDEEP

    12288:iMrTy90wFhFWcJBgB0CGYyt5xkZhYHJJS2wJzygZ90RVh/+kT/kwjtwW+:VyTFRjgGCP2GZi34VZ905xb9jtwW+

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

      22f3c7d02fad47f2a6840819d4dfca2517edfce76539a753325886c3c1a0d557

    • Size

      771KB

    • MD5

      a529391f19879b283e2c792497028f82

    • SHA1

      be86517f73af22ba710f4aeea9af1994998f724c

    • SHA256

      22f3c7d02fad47f2a6840819d4dfca2517edfce76539a753325886c3c1a0d557

    • SHA512

      4f1433ee89ed70080c740d28ec869f0ae3d74ad9a4a7298092410c18ed98243dc0989405ca2c4aadf2c6d28f5d5a023beafc5a69cbbbf8f7e9143405f0206cab

    • SSDEEP

      12288:iMrTy90wFhFWcJBgB0CGYyt5xkZhYHJJS2wJzygZ90RVh/+kT/kwjtwW+:VyTFRjgGCP2GZi34VZ905xb9jtwW+

    • 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