Overview

overview

10

Static

static

40ca7f8289...0c.exe

windows7_x64

10

40ca7f8289...0c.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    90s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    08-07-2022 14:18

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General

  • Target

    40ca7f8289001cc52baa68ed8a251141c3ed68fc7408046cc666c126f82fe20c.exe

  • Size

    466KB

  • MD5

    4722771df719a14e07075c90c600c2e1

  • SHA1

    c7cb81bdb073c699d4799662fa7203ac33e415f3

  • SHA256

    40ca7f8289001cc52baa68ed8a251141c3ed68fc7408046cc666c126f82fe20c

  • SHA512

    0be9a4ee3e0d2b6359c7a26d5f1bcfaed7ece1b20d970c347ccade501e51372e90b3c62f06f51f6df3f8e080b9f908de6d5647197c3ec98b17a46386a6c30877

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2018

C2

http://migyno.win/

http://migyno.bid/

http://migyno.date/

http://migyno.faith/

http://migyno.loan/

http://migyno.men/

http://migyno.party/

http://migyno.stream/

http://migyno.trade/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40ca7f8289001cc52baa68ed8a251141c3ed68fc7408046cc666c126f82fe20c.exe
    "C:\Users\Admin\AppData\Local\Temp\40ca7f8289001cc52baa68ed8a251141c3ed68fc7408046cc666c126f82fe20c.exe"
    1⤵
    • Maps connected drives based on registry
    • Modifies registry class
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4588

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

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/2724-134-0x0000000001470000-0x0000000001485000-memory.dmp
    Filesize

    84KB

    Download
  • memory/4588-130-0x0000000000400000-0x000000000047A000-memory.dmp
    Filesize

    488KB

    Download
  • memory/4588-131-0x00000000007A0000-0x00000000007A8000-memory.dmp
    Filesize

    32KB

    Download
  • memory/4588-132-0x0000000000400000-0x000000000047A000-memory.dmp
    Filesize

    488KB

    Download
  • memory/4588-133-0x0000000000400000-0x000000000047A000-memory.dmp
    Filesize

    488KB

    Download
  • memory/4588-135-0x00000000007A0000-0x00000000007A8000-memory.dmp
    Filesize

    32KB

    Download