General

  • Target

    ef228759f9b10a736e95b081efb9bfff544a99eac4ab59ba40b1d4ef435f95b4.exe

  • Size

    1.1MB

  • Sample

    230514-xabvfafc6t

  • MD5

    cbdc87b2aececdc71b49131173d813e7

  • SHA1

    b85c90e6af67ce42dbb1206e26adad0151823e65

  • SHA256

    ef228759f9b10a736e95b081efb9bfff544a99eac4ab59ba40b1d4ef435f95b4

  • SHA512

    19688e15aeff2015b93209ffe6bd726ed9b70160b72daf4170a8f320a9f0468b48bec836e4590b9f5ed694d4ef650e134b88f786c4ad7fd504aab42cf9ec0211

  • SSDEEP

    24576:Sy9dxDcZ4i7NJZN6GRUmLt0sWHSfE7VWTBf8gbDeTZ/TlIdi4:5SZV7N7UGbtAlAhBm5RIdi

Malware Config

Extracted

Family

redline

Botnet

motor

C2

185.161.248.75:4132

Attributes
  • auth_value

    ec19ab9989a783983c5cbbc0e5ac4a5f

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      ef228759f9b10a736e95b081efb9bfff544a99eac4ab59ba40b1d4ef435f95b4.exe

    • Size

      1.1MB

    • MD5

      cbdc87b2aececdc71b49131173d813e7

    • SHA1

      b85c90e6af67ce42dbb1206e26adad0151823e65

    • SHA256

      ef228759f9b10a736e95b081efb9bfff544a99eac4ab59ba40b1d4ef435f95b4

    • SHA512

      19688e15aeff2015b93209ffe6bd726ed9b70160b72daf4170a8f320a9f0468b48bec836e4590b9f5ed694d4ef650e134b88f786c4ad7fd504aab42cf9ec0211

    • SSDEEP

      24576:Sy9dxDcZ4i7NJZN6GRUmLt0sWHSfE7VWTBf8gbDeTZ/TlIdi4:5SZV7N7UGbtAlAhBm5RIdi

    • 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

    • 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