General

  • Target

    51d63a949fbbd49e1406c4f917c788a6e3c9712722d8318d8c338532e1406e7d

  • Size

    232KB

  • Sample

    221113-tfydvaeh2y

  • MD5

    15c69722e47027c4f64f924694890b44

  • SHA1

    5dbe2d2a83a96f9fd68370018e77d0e4ee7de09b

  • SHA256

    51d63a949fbbd49e1406c4f917c788a6e3c9712722d8318d8c338532e1406e7d

  • SHA512

    9f1dd6a65e8b30353ad98f93ae69a37ca274baf96bbc1c0e9ea3314c956d4eb747b7389e20aaf97be12afd984e0af7abbff01f971fb7902b021004ead1b52e44

  • SSDEEP

    3072:+Ox2fctL3k5GNl/xRb/B9CzB/E1/IyN1T6xGf8PJpAwqp0DMAjNQf/0k678:dzL3k5GNpb/CmAM2dJpZtjKnz67

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Targets

    • Target

      51d63a949fbbd49e1406c4f917c788a6e3c9712722d8318d8c338532e1406e7d

    • Size

      232KB

    • MD5

      15c69722e47027c4f64f924694890b44

    • SHA1

      5dbe2d2a83a96f9fd68370018e77d0e4ee7de09b

    • SHA256

      51d63a949fbbd49e1406c4f917c788a6e3c9712722d8318d8c338532e1406e7d

    • SHA512

      9f1dd6a65e8b30353ad98f93ae69a37ca274baf96bbc1c0e9ea3314c956d4eb747b7389e20aaf97be12afd984e0af7abbff01f971fb7902b021004ead1b52e44

    • SSDEEP

      3072:+Ox2fctL3k5GNl/xRb/B9CzB/E1/IyN1T6xGf8PJpAwqp0DMAjNQf/0k678:dzL3k5GNpb/CmAM2dJpZtjKnz67

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Amadey credential stealer module

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks