General

  • Target

    6b402e5566451475ea5f0c46f7e4767d583b1c795dd1feeb1ad8fbca6ea0c7e9

  • Size

    764KB

  • Sample

    230526-nk4tjafb89

  • MD5

    465997661d5db02eee9490ccee57defc

  • SHA1

    4d10ce4bc571eb2bf740eaf201267c765834d1ba

  • SHA256

    6b402e5566451475ea5f0c46f7e4767d583b1c795dd1feeb1ad8fbca6ea0c7e9

  • SHA512

    f093335e10db8c4fe74b32fd9bb6a2d011a45ab2f79e3d13b843cdf4983f59a6572aba147f5592c51b69f8c3f58c90ad4ffa4aa9d7be55e9b67e344d46ea7edb

  • SSDEEP

    12288:aMr/y90zzjyieqm5iQWz2XpkPbOVRlSf85L1DPmp4dHnmd8LBsEMl:dyyO7Z5iZCXyPbOVRYEp9a4dnmdoy

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

      6b402e5566451475ea5f0c46f7e4767d583b1c795dd1feeb1ad8fbca6ea0c7e9

    • Size

      764KB

    • MD5

      465997661d5db02eee9490ccee57defc

    • SHA1

      4d10ce4bc571eb2bf740eaf201267c765834d1ba

    • SHA256

      6b402e5566451475ea5f0c46f7e4767d583b1c795dd1feeb1ad8fbca6ea0c7e9

    • SHA512

      f093335e10db8c4fe74b32fd9bb6a2d011a45ab2f79e3d13b843cdf4983f59a6572aba147f5592c51b69f8c3f58c90ad4ffa4aa9d7be55e9b67e344d46ea7edb

    • SSDEEP

      12288:aMr/y90zzjyieqm5iQWz2XpkPbOVRlSf85L1DPmp4dHnmd8LBsEMl:dyyO7Z5iZCXyPbOVRYEp9a4dnmdoy

    • 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