Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Analysis

  • max time kernel
    300s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 03:06

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General

  • Target

    83f7f0fd12bd5cd73459f02b41a1faec93347f7f2eade76aaef584dbc3f18f17.exe

  • Size

    264KB

  • MD5

    81d6cd6bc70a123a732ff29d41c17d6e

  • SHA1

    bb98ec279bb3e7ec5a7750e4581d39a78fff27f7

  • SHA256

    83f7f0fd12bd5cd73459f02b41a1faec93347f7f2eade76aaef584dbc3f18f17

  • SHA512

    4e3cd438f5649612a82fa4d03dbc2204101aa4f1b8b538d80d60f4a088b34b56108a992e6de89be7a23c1a2b69cad7d8bf7e902767f7384301057aed00636a99

  • SSDEEP

    3072:C1HF1rzpHiwW++HPiXnBdP7yCN4mD0D1eK34dmUzZRUkM/4knlVUPBBu:E9fW0TOAD0DwD/bUkM/4kn/UPB

Score
10/10
smokeloaderpub3backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

http://nidoe.org/tmp/index.php

http://sodez.ru/tmp/index.php

http://uama.com.ua/tmp/index.php

http://talesofpirates.net/tmp/index.php
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83f7f0fd12bd5cd73459f02b41a1faec93347f7f2eade76aaef584dbc3f18f17.exe
    "C:\Users\Admin\AppData\Local\Temp\83f7f0fd12bd5cd73459f02b41a1faec93347f7f2eade76aaef584dbc3f18f17.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2220
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {A4A7A1C1-0C89-4D29-936A-C3E30C8B2BD0} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2056
    • C:\Users\Admin\AppData\Roaming\fhjewtw
      C:\Users\Admin\AppData\Roaming\fhjewtw
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:648

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\fhjewtw
    Filesize

    264KB

    MD5

    81d6cd6bc70a123a732ff29d41c17d6e

    SHA1

    bb98ec279bb3e7ec5a7750e4581d39a78fff27f7

    SHA256

    83f7f0fd12bd5cd73459f02b41a1faec93347f7f2eade76aaef584dbc3f18f17

    SHA512

    4e3cd438f5649612a82fa4d03dbc2204101aa4f1b8b538d80d60f4a088b34b56108a992e6de89be7a23c1a2b69cad7d8bf7e902767f7384301057aed00636a99

    Download Submit
  • memory/648-14-0x0000000000230000-0x0000000000330000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/648-16-0x0000000000400000-0x0000000004033000-memory.dmp
    Filesize

    60.2MB

    Download
  • memory/1116-3-0x0000000002DF0000-0x0000000002E06000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1116-15-0x0000000002E30000-0x0000000002E46000-memory.dmp
    Filesize

    88KB

    Download
  • memory/2220-1-0x0000000000250000-0x0000000000350000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/2220-2-0x00000000001B0000-0x00000000001BB000-memory.dmp
    Filesize

    44KB

    Download
  • memory/2220-7-0x00000000001B0000-0x00000000001BB000-memory.dmp
    Filesize

    44KB

    Download
  • memory/2220-4-0x0000000000400000-0x0000000004033000-memory.dmp
    Filesize

    60.2MB

    Download