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
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-02-2023 16:10

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General

  • Target

    file.exe

  • Size

    319KB

  • MD5

    34482ccfec4adc294c97920e46b19bc9

  • SHA1

    4e5aa8da8bd593e4e9de724b3968cf1ac3e2136d

  • SHA256

    9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf

  • SHA512

    364fb66e09667583a6041481b256cca3ada25feaeec632aea8c1213f8e24904740511208dc37821f67951cb5aed57688ffc294cc2f73d1948754991f19be3882

  • SSDEEP

    3072:fzr/FLF5LbR60YDprphzm1gxHAMJV9KMm/LC1//+sxA7r09BOdMsjV:rRLrLg0YdrbSyNAYHKxjClRkcwjV

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: 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:1572
    • 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:304

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/304-54-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/304-55-0x0000000000402DD8-mapping.dmp
    Download
  • memory/304-57-0x0000000076121000-0x0000000076123000-memory.dmp
    Filesize

    8KB

    Download
  • memory/304-59-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/304-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1572-58-0x00000000001B0000-0x00000000001B9000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1572-56-0x000000000028C000-0x00000000002A1000-memory.dmp
    Filesize

    84KB

    Download