General

  • Target

    1c6fb4feec693fbd0aa670fbc846dadb59d5e7dfd7e0b4136e32505f42186820

  • Size

    1.1MB

  • Sample

    230528-rebgksfc53

  • MD5

    3f97cb041ef2d2759cbcb770d4e34e54

  • SHA1

    3a14e69121b11ee79ca22540be324a2dfa3c881d

  • SHA256

    1c6fb4feec693fbd0aa670fbc846dadb59d5e7dfd7e0b4136e32505f42186820

  • SHA512

    61c95989c2d271c7e13cdbb43f7b01ab8df0dc7d6615e4162ee0ea2d3f44393465e864d3d9e428cbe322bd38ae2b4cfd18f1e3fc04f69676f4200dcf7c146085

  • SSDEEP

    24576:jyNws4MmToedkvFH2amauoehOCxwYczhuws:21vmEedmUjaNywdNuw

Malware Config

Extracted

Family

redline

Botnet

liza

C2

83.97.73.127:19045

Attributes
  • auth_value

    198e3e9b188d6cfab0a2b0fb100bb7c5

Extracted

Family

redline

Botnet

metro

C2

83.97.73.127:19045

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Extracted

Family

redline

Botnet

Redline

C2

85.31.54.183:18435

Attributes
  • auth_value

    50837656cba6e4dd56bfbb4a61dadb63

Targets

    • Target

      1c6fb4feec693fbd0aa670fbc846dadb59d5e7dfd7e0b4136e32505f42186820

    • Size

      1.1MB

    • MD5

      3f97cb041ef2d2759cbcb770d4e34e54

    • SHA1

      3a14e69121b11ee79ca22540be324a2dfa3c881d

    • SHA256

      1c6fb4feec693fbd0aa670fbc846dadb59d5e7dfd7e0b4136e32505f42186820

    • SHA512

      61c95989c2d271c7e13cdbb43f7b01ab8df0dc7d6615e4162ee0ea2d3f44393465e864d3d9e428cbe322bd38ae2b4cfd18f1e3fc04f69676f4200dcf7c146085

    • SSDEEP

      24576:jyNws4MmToedkvFH2amauoehOCxwYczhuws:21vmEedmUjaNywdNuw

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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

2
T1112

Disabling Security Tools

1
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