General

  • Target

    43952179511f79b46742c0797ec307f1ea5ab01cbeb813f93fa4b08816dc3b5c

  • Size

    625KB

  • Sample

    230604-shv6tsdb5y

  • MD5

    90d71a6f00be02703251718f6078fab3

  • SHA1

    18e51b606dab5de9808ed8e14f7d31aedf80cd55

  • SHA256

    43952179511f79b46742c0797ec307f1ea5ab01cbeb813f93fa4b08816dc3b5c

  • SHA512

    29ff14a2b3a8d1fe439ab990cd4530d8bc876fa1fd86078b81004b224bed97d670f79fe1a8fc923d396022b5088e4c368fae26aea73fb868d5aa145d76c2b40d

  • SSDEEP

    12288:MMrpy90mFJUZ13HeLG/K0Z+/4EhLp2+cqfNYUEJamNYvRybC+i0Bjs:9y7YL3+LG3+vz+qeUrmNYvRym+PQ

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      43952179511f79b46742c0797ec307f1ea5ab01cbeb813f93fa4b08816dc3b5c

    • Size

      625KB

    • MD5

      90d71a6f00be02703251718f6078fab3

    • SHA1

      18e51b606dab5de9808ed8e14f7d31aedf80cd55

    • SHA256

      43952179511f79b46742c0797ec307f1ea5ab01cbeb813f93fa4b08816dc3b5c

    • SHA512

      29ff14a2b3a8d1fe439ab990cd4530d8bc876fa1fd86078b81004b224bed97d670f79fe1a8fc923d396022b5088e4c368fae26aea73fb868d5aa145d76c2b40d

    • SSDEEP

      12288:MMrpy90mFJUZ13HeLG/K0Z+/4EhLp2+cqfNYUEJamNYvRybC+i0Bjs:9y7YL3+LG3+vz+qeUrmNYvRym+PQ

    • 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.

    • 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

2
T1112

Disabling Security Tools

1
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