General

  • Target

    c54b0e6503641821eb500899f6c823a9e1063991b27de8fbb901c7d3392c1dee.exe

  • Size

    1.1MB

  • Sample

    230514-w6n9zacg76

  • MD5

    ce7bb9dbdc4b7d073feee6d7c77e2d23

  • SHA1

    b34f1daf7519fef95d0b65b6e4231f6bc6821675

  • SHA256

    c54b0e6503641821eb500899f6c823a9e1063991b27de8fbb901c7d3392c1dee

  • SHA512

    4828e6f7fe5346e8b84fbacd76552645ac2a91fb63280ac26e053ce094d1a8acca8c1c9227daa8814f8d3018e47ffb98719d53b447544bf2cd687ba096237ff6

  • SSDEEP

    24576:5yf+AwQZ2ZTmu77wLy06NukF+AUsN2VS8a3++JL4A6ltP:sGW8mu70Ly06NnAAUs8E8c++SAw

Malware Config

Extracted

Family

redline

Botnet

larry

C2

185.161.248.75:4132

Attributes
  • auth_value

    9039557bb7a08f5f2f60e2b71e1dee0e

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      c54b0e6503641821eb500899f6c823a9e1063991b27de8fbb901c7d3392c1dee.exe

    • Size

      1.1MB

    • MD5

      ce7bb9dbdc4b7d073feee6d7c77e2d23

    • SHA1

      b34f1daf7519fef95d0b65b6e4231f6bc6821675

    • SHA256

      c54b0e6503641821eb500899f6c823a9e1063991b27de8fbb901c7d3392c1dee

    • SHA512

      4828e6f7fe5346e8b84fbacd76552645ac2a91fb63280ac26e053ce094d1a8acca8c1c9227daa8814f8d3018e47ffb98719d53b447544bf2cd687ba096237ff6

    • SSDEEP

      24576:5yf+AwQZ2ZTmu77wLy06NukF+AUsN2VS8a3++JL4A6ltP:sGW8mu70Ly06NnAAUs8E8c++SAw

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Downloads MZ/PE file

    • 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

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks