Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2023 11:14

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General

  • Target

    file.exe

  • Size

    341KB

  • MD5

    030eb10b5870ab3d80954c2cde57958d

  • SHA1

    234bfd0aed54e6c43c22ced5ac90257b305ed1a8

  • SHA256

    6645ff72ed5da7482e0d3f3a9bbdec8c20bf16474f2138b007599f8ce45ca51e

  • SHA512

    e7cecdcb039d56cfc080de38ed445473640a266f501e82cbb4812c0395bfa8cba7ae6051fd8e5c1d357033a1778159f47c28a8e203217f81c1132eb679d635e9

  • SSDEEP

    6144:GbLpceowVd1lUIjmto/aYYOjq7VWRFBMolz90KvQm:utcJode4i7VWR5lzBX

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:840
    • 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:1324

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/840-56-0x000000000054D000-0x0000000000563000-memory.dmp
    Filesize

    88KB

    Download
  • memory/840-58-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1252-61-0x000007FEF6230000-0x000007FEF6373000-memory.dmp
    Filesize

    1.3MB

    Download
  • memory/1252-62-0x000007FF492F0000-0x000007FF492FA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1324-55-0x0000000000402DD8-mapping.dmp
    Download
  • memory/1324-54-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1324-57-0x0000000074F01000-0x0000000074F03000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1324-59-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1324-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download