General

  • Target

    b96d28c0c43a8bc8c124dfbd69b03e2ea83c698024a7bd4e3770a2465e425c44

  • Size

    771KB

  • Sample

    230608-rrwy2sgg4y

  • MD5

    51bdb8551f1e2c94496ed9930a9b61aa

  • SHA1

    3d99e2570bef52a6679c82b03822b60f874d1860

  • SHA256

    b96d28c0c43a8bc8c124dfbd69b03e2ea83c698024a7bd4e3770a2465e425c44

  • SHA512

    fb20b16dd96bf38e0ee02fdddc1211aed3a98f9d3e195b41bf2864a152e5daa08bf38add299d5df45a5b15a91dcd6cd10204cae4a901b457e8955dde4bb28a4d

  • SSDEEP

    12288:tMrDy905VLSJhCntGQ/xZxtHCjf/TkjpwUv9jrPqgv2amFks9yo9P92xsJ8D7XLp:6yeVfntGmtHYQlwG9X9vtMkAPMsI7F

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

      b96d28c0c43a8bc8c124dfbd69b03e2ea83c698024a7bd4e3770a2465e425c44

    • Size

      771KB

    • MD5

      51bdb8551f1e2c94496ed9930a9b61aa

    • SHA1

      3d99e2570bef52a6679c82b03822b60f874d1860

    • SHA256

      b96d28c0c43a8bc8c124dfbd69b03e2ea83c698024a7bd4e3770a2465e425c44

    • SHA512

      fb20b16dd96bf38e0ee02fdddc1211aed3a98f9d3e195b41bf2864a152e5daa08bf38add299d5df45a5b15a91dcd6cd10204cae4a901b457e8955dde4bb28a4d

    • SSDEEP

      12288:tMrDy905VLSJhCntGQ/xZxtHCjf/TkjpwUv9jrPqgv2amFks9yo9P92xsJ8D7XLp:6yeVfntGmtHYQlwG9X9vtMkAPMsI7F

    • 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