General

  • Target

    04015399.exe

  • Size

    1.0MB

  • Sample

    230529-q8b5jace81

  • MD5

    8b850d5c5ead741988bc7a5552d3d50a

  • SHA1

    094be732002d85ad1c3f1e476c49e2788223527d

  • SHA256

    42268a915adf114e3f27c651ef0f452ca3ea9ecb5ad76931f9029c4cb824c077

  • SHA512

    ede0202bf254d928b81df66d428cbc2efb0fc1318b0c0e7faec7e8478327c0237c7f7ec859dd05c4afe16a1a3c3e674210add5ed05db909f6d5c930cd5fe3c19

  • SSDEEP

    24576:7yNHyu9M09zwtjejfuhxbS6brYacAVag+yedDZ0:ubM0lw58mlbbrYarVagRsD

Malware Config

Extracted

Family

redline

Botnet

lizsa

C2

83.97.73.127:19045

Attributes
  • auth_value

    44b0b71b36e78465dbdebb4ecfb78b77

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

      04015399.exe

    • Size

      1.0MB

    • MD5

      8b850d5c5ead741988bc7a5552d3d50a

    • SHA1

      094be732002d85ad1c3f1e476c49e2788223527d

    • SHA256

      42268a915adf114e3f27c651ef0f452ca3ea9ecb5ad76931f9029c4cb824c077

    • SHA512

      ede0202bf254d928b81df66d428cbc2efb0fc1318b0c0e7faec7e8478327c0237c7f7ec859dd05c4afe16a1a3c3e674210add5ed05db909f6d5c930cd5fe3c19

    • SSDEEP

      24576:7yNHyu9M09zwtjejfuhxbS6brYacAVag+yedDZ0:ubM0lw58mlbbrYarVagRsD

    • 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.

    • 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