Analysis

  • max time kernel
    135s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15-02-2022 05:47

General

  • Target

    d4ac1cc4b72a680d76ed4adf7a02d68ec816a503bbe0a6c38c725ed3b9378655.exe

  • Size

    2.5MB

  • MD5

    68d8ffa7d432ec9493ccba43a2786de9

  • SHA1

    763507d222a3b0fab79914e266a6e69b6a1451b4

  • SHA256

    d4ac1cc4b72a680d76ed4adf7a02d68ec816a503bbe0a6c38c725ed3b9378655

  • SHA512

    92b7ea961da5f1256ddf4f9df17810e492670e5383bca363a29dd676ac6dcee4b45bf471ef239ebd35cf572d69464d3ca3955b1b0afdaf9b6b2ecf3a2a8c6ca1

Malware Config

Signatures

  • RedLine

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

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

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

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4ac1cc4b72a680d76ed4adf7a02d68ec816a503bbe0a6c38c725ed3b9378655.exe
    "C:\Users\Admin\AppData\Local\Temp\d4ac1cc4b72a680d76ed4adf7a02d68ec816a503bbe0a6c38c725ed3b9378655.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:844

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/844-53-0x0000000076151000-0x0000000076153000-memory.dmp
    Filesize

    8KB

  • memory/844-59-0x000000007610E000-0x000000007610F000-memory.dmp
    Filesize

    4KB

  • memory/844-60-0x0000000077580000-0x0000000077582000-memory.dmp
    Filesize

    8KB

  • memory/844-58-0x0000000075B51000-0x0000000075B52000-memory.dmp
    Filesize

    4KB

  • memory/844-57-0x0000000075B54000-0x0000000075B55000-memory.dmp
    Filesize

    4KB

  • memory/844-61-0x00000000743BE000-0x00000000743BF000-memory.dmp
    Filesize

    4KB

  • memory/844-62-0x0000000000B30000-0x00000000012D6000-memory.dmp
    Filesize

    7.6MB

  • memory/844-63-0x0000000002BF0000-0x0000000002BF1000-memory.dmp
    Filesize

    4KB