General

  • Target

    be00e0cf3992c8e0ce5625a742a16bbebe4869deea039a84689afc2543676e17

  • Size

    382KB

  • Sample

    221207-a3xahsda2y

  • MD5

    9dd8abdba1401ec263840394cb1c25ab

  • SHA1

    698d1038136ba38fc284cd79f59cbcfe1a90294e

  • SHA256

    be00e0cf3992c8e0ce5625a742a16bbebe4869deea039a84689afc2543676e17

  • SHA512

    439a86636937514d8d7f7f53470ba667a1516f7f1ba996078478be9b12aac208f8179144140ef3b0a5be85b79ed96fb1eccfcd296411c029d8c5cfd8abd91b8c

  • SSDEEP

    6144:wIMmL6kMWRKYCMDnX/tz/uRF9WcoBlCm3d3aVe:wQ+kMWqM5zFcWCm3l3

Malware Config

Extracted

Family

redline

Botnet

YT

C2

65.21.5.58:48811

Attributes
  • auth_value

    fb878dde7f3b4ad1e1bc26d24db36d28

Extracted

Family

redline

Botnet

2044396587

C2

45.15.156.92:3071

Attributes
  • auth_value

    bcf4e1aacae63bd4ec23acccc7c2de8e

Targets

    • Target

      be00e0cf3992c8e0ce5625a742a16bbebe4869deea039a84689afc2543676e17

    • Size

      382KB

    • MD5

      9dd8abdba1401ec263840394cb1c25ab

    • SHA1

      698d1038136ba38fc284cd79f59cbcfe1a90294e

    • SHA256

      be00e0cf3992c8e0ce5625a742a16bbebe4869deea039a84689afc2543676e17

    • SHA512

      439a86636937514d8d7f7f53470ba667a1516f7f1ba996078478be9b12aac208f8179144140ef3b0a5be85b79ed96fb1eccfcd296411c029d8c5cfd8abd91b8c

    • SSDEEP

      6144:wIMmL6kMWRKYCMDnX/tz/uRF9WcoBlCm3d3aVe:wQ+kMWqM5zFcWCm3l3

    • RedLine

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

    • RedLine payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks