Overview

overview

10

Static

static

3

0fedb4404d...e4.exe

windows7-x64

10

0fedb4404d...e4.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    158s
  • max time network
    178s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 04:04

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General

  • Target

    0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe

  • Size

    191KB

  • MD5

    33daeeb132af96590c3f4a4d899fd1e8

  • SHA1

    d31120167586ca35d77b7810eb29ed67f8cfd706

  • SHA256

    0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4

  • SHA512

    fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e

  • SSDEEP

    3072:qyt1xr4e2IP5XuB8UPpaC1hNDohzyHhqDLHcK3m5V7o:qM1xr4e2IhXLUxaC1TDuzyBqPcka7o

Score
10/10
smokeloaderpub1backdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 1 IoCs
  • 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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe
    "C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4868
    • C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe
      "C:\Users\Admin\AppData\Local\Temp\0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2916
  • C:\Users\Admin\AppData\Roaming\vujhwtv
    C:\Users\Admin\AppData\Roaming\vujhwtv
    1⤵
    • Executes dropped EXE
    PID:2960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    191KB

    MD5

    33daeeb132af96590c3f4a4d899fd1e8

    SHA1

    d31120167586ca35d77b7810eb29ed67f8cfd706

    SHA256

    0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4

    SHA512

    fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e

    Download Submit

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

    191KB

    MD5

    33daeeb132af96590c3f4a4d899fd1e8

    SHA1

    d31120167586ca35d77b7810eb29ed67f8cfd706

    SHA256

    0fedb4404d94b92490ce84f4beba4839f8b035f7d5bbfd5e18d7e491e5c8a5e4

    SHA512

    fbddbd87c43312eeb59aac49429ffc4d7f4e17e1477ea7d39c0584f009aae6b173c8cf11fcdd6d18a1f2feb69167a30e6cdb830bc31fbe86b447f3ec1d6fdb5e

    Download Submit

  • memory/2916-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2916-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2916-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/3168-5-0x0000000003720000-0x0000000003736000-memory.dmp

    Filesize

    88KB

    Download

  • memory/4868-0-0x0000000002180000-0x0000000002195000-memory.dmp

    Filesize

    84KB

    Download

  • memory/4868-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB

    Download

  • memory/4868-3-0x0000000002180000-0x0000000002195000-memory.dmp

    Filesize

    84KB

    Download