Analysis

  • max time kernel
    44s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2022 10:13

General

  • Target

    file.exe

  • Size

    2.9MB

  • MD5

    1e46438f13693aaa0f35a0c796d60c61

  • SHA1

    a4cfbb31c87c7368554a5081157382bedded6551

  • SHA256

    97df47266aba1d8e7c70c88c8bf0851a53579dfac7d2bb6545ca85e809bbf1c6

  • SHA512

    b0348e5f8962261a64130208c86321afebaff4fe1b1cb2b164a8bc35dca73ecfaaf7d2348865bee88233f3feeff3deb2884f23e86c66ee88270f55c6252c4778

  • SSDEEP

    49152:zgVPqtIzOYelWFO5zKLV/28K6gCCLP8FL5A3mACFkHtNX6GB4I7pvIOSA:z4PSInelcYwVVK677DkHLXlB4CIPA

Malware Config

Extracted

Family

redline

Botnet

Install

C2

manddarinn.art:81

Attributes
  • auth_value

    f9affed97251c08e7a096257ba9edfb2

Signatures

  • RedLine

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

  • RedLine payload 4 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:620
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:588

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/588-58-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/588-59-0x000000000042218E-mapping.dmp
  • memory/588-61-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/588-65-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/588-66-0x0000000075711000-0x0000000075713000-memory.dmp
    Filesize

    8KB

  • memory/620-55-0x0000000000B20000-0x00000000013DC000-memory.dmp
    Filesize

    8.7MB

  • memory/620-56-0x0000000077AB0000-0x0000000077C59000-memory.dmp
    Filesize

    1.7MB

  • memory/620-57-0x0000000002AB0000-0x0000000002B1C000-memory.dmp
    Filesize

    432KB

  • memory/620-62-0x0000000000B20000-0x00000000013DC000-memory.dmp
    Filesize

    8.7MB

  • memory/620-63-0x0000000077AB0000-0x0000000077C59000-memory.dmp
    Filesize

    1.7MB