General

  • Target

    08169899.exe

  • Size

    794KB

  • Sample

    230603-kky2hagb92

  • MD5

    e95eb749da79cd472380c9da1641b613

  • SHA1

    96a0a24cc9b1db20050a7cbfd5e2905ba37e60b3

  • SHA256

    42c0989c707d4a60c261bb38306bda3ef7037cac4f7a443047fd64765865be0b

  • SHA512

    e7fd5f6a7e99e1fe564b9a4a069def37920c06842fdafbc7f2af621951d07a9eda3c47943779208f37ef72451d9196a36c11979ea6478b42ba68ef5193a54f81

  • SSDEEP

    12288:oMrwy90wOGru5IZbJ5axQSuwlIQeVuDLZL1s1PaL9yX42DrOraowEfs7+OD3KtW1:4yM35cmO5XGLZL1s1G366LfAKtWHT5

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      08169899.exe

    • Size

      794KB

    • MD5

      e95eb749da79cd472380c9da1641b613

    • SHA1

      96a0a24cc9b1db20050a7cbfd5e2905ba37e60b3

    • SHA256

      42c0989c707d4a60c261bb38306bda3ef7037cac4f7a443047fd64765865be0b

    • SHA512

      e7fd5f6a7e99e1fe564b9a4a069def37920c06842fdafbc7f2af621951d07a9eda3c47943779208f37ef72451d9196a36c11979ea6478b42ba68ef5193a54f81

    • SSDEEP

      12288:oMrwy90wOGru5IZbJ5axQSuwlIQeVuDLZL1s1PaL9yX42DrOraowEfs7+OD3KtW1:4yM35cmO5XGLZL1s1G366LfAKtWHT5

    • 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.

    • 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