Overview

overview

8

Static

static

8

Windows Loader.exe

windows7_x64

Windows Loader.exe

windows10_x64

7

Analysis

  • max time kernel
    21s
  • max time network
    75s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    24-07-2021 10:42

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General

  • Target

    Windows Loader.exe

  • Size

    3.8MB

  • MD5

    323c0fd51071400b51eedb1be90a8188

  • SHA1

    0efc35935957c25193bbe9a83ab6caa25a487ada

  • SHA256

    2f2aba1e074f5f4baa08b524875461889f8f04d4ffc43972ac212e286022ab94

  • SHA512

    4c501c7135962e2f02b68d6069f2191ddb76f990528dacd209955a44972122718b9598400ba829abab2d4345b4e1a4b93453c8e7ba42080bd492a34cf8443e7e

Score
7/10

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Windows Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Windows Loader.exe"
    1⤵
    • Checks BIOS information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:672

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

  • memory/672-114-0x0000000002650000-0x00000000027F3000-memory.dmp
    Filesize

    1.6MB

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