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
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-02-2023 15:24

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General

  • Target

    file.exe

  • Size

    322KB

  • MD5

    838491ef0574f9c44478846d4dfdb95e

  • SHA1

    ea8c6f2439ffdd3206f2731a044fd1187754d5d1

  • SHA256

    aebe8aa2e72ab13661749f5e0055ffadb251c2f36c4c4e1a9bcabff57c1f7f29

  • SHA512

    7c8f13787bfebfa6d448c6be3638282f10e00598770f08b6e0835cdc743a1b0a1807085630d8f9d01d6711214acbf683582f28cd02e09bc5db0dabdcb5c5b28a

  • SSDEEP

    3072:QFzbFIdLskv4CvRKsmYV3utrF7P2F15OScG7LlZzjDC1//+sxA7rrnMV+v3:2GdLf4C8slKrFTw18jGn/DClRkh

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:1520
    • 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:688

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/688-54-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/688-55-0x0000000000402DD8-mapping.dmp
    Download
  • memory/688-57-0x0000000074D61000-0x0000000074D63000-memory.dmp
    Filesize

    8KB

    Download
  • memory/688-59-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/688-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1520-58-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1520-56-0x000000000051C000-0x0000000000531000-memory.dmp
    Filesize

    84KB

    Download