Overview

overview

10

Static

static

1

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06-02-2023 16:22

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General

  • Target

    file.exe

  • Size

    321KB

  • MD5

    8eabcd1564c644305dfdc32015931b78

  • SHA1

    aafc5659b67a58bfeb5397923b47882995adf589

  • SHA256

    ce7f1fd3bcfdfe96b582d45f3d0451f93bae19d09d2511e6c28b8657ca7b6368

  • SHA512

    7a24587192b9353f90ab77637108df9c8df902da7682e3ad0a428f4c7a7a545c339d4af0b70b176903ca416de3594e035c91924f7d599951c3407a49b50b3d5d

  • SSDEEP

    6144:5D1LVPr0YdhPEJa7j31jJEoRuQj90CaM5:5Z5PLXZJEoRlj+CD

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Signatures

  • Detects Smokeloader packer 5 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1120-55-0x0000000000402DD8-mapping.dmp
    Download
  • memory/1120-54-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1120-57-0x0000000075291000-0x0000000075293000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1120-59-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1120-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1244-56-0x00000000002EC000-0x0000000000301000-memory.dmp
    Filesize

    84KB

    Download
  • memory/1244-58-0x00000000001B0000-0x00000000001B9000-memory.dmp
    Filesize

    36KB

    Download