General

  • Target

    c0b19f083066c13c5430f7356b6f253859cf8d7c3e77c832f784d05e1bf4b413

  • Size

    770KB

  • Sample

    230608-rtxncsgg6s

  • MD5

    f5a876cfbf2b448c88ee1e7b92c1aaad

  • SHA1

    bf64dff3f6f6f698dd0c87a6afe0c81f54c1aa7e

  • SHA256

    c0b19f083066c13c5430f7356b6f253859cf8d7c3e77c832f784d05e1bf4b413

  • SHA512

    57fe349abea7abf6ff86866c873ecfeb0bb4b11be8dfe86cb11858990a4d429ef2d975f327056fad965c4c0751cec3cbd71976b5eae086c32e77f3ef6303ef59

  • SSDEEP

    12288:QMrty908e27NXo8pFrBr/YrSdrbXe6EznfFYbAYIMFbMZoVTEUzSmgwQ:tyre0brBrjbngdYUYhbSoqUK1

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

      c0b19f083066c13c5430f7356b6f253859cf8d7c3e77c832f784d05e1bf4b413

    • Size

      770KB

    • MD5

      f5a876cfbf2b448c88ee1e7b92c1aaad

    • SHA1

      bf64dff3f6f6f698dd0c87a6afe0c81f54c1aa7e

    • SHA256

      c0b19f083066c13c5430f7356b6f253859cf8d7c3e77c832f784d05e1bf4b413

    • SHA512

      57fe349abea7abf6ff86866c873ecfeb0bb4b11be8dfe86cb11858990a4d429ef2d975f327056fad965c4c0751cec3cbd71976b5eae086c32e77f3ef6303ef59

    • SSDEEP

      12288:QMrty908e27NXo8pFrBr/YrSdrbXe6EznfFYbAYIMFbMZoVTEUzSmgwQ:tyre0brBrjbngdYUYhbSoqUK1

    • 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