Analysis

  • max time kernel
    300s
  • max time network
    295s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    22/09/2023, 04:16

General

  • Target

    3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1.exe

  • Size

    294KB

  • MD5

    a429b1cad13b585f8ed0b211cf58c8b1

  • SHA1

    831989747894654676a451e45caad4087b449d43

  • SHA256

    3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1

  • SHA512

    cff50434ba337280c8d66bb53a3df41499bed74a651fd8d6947fb2c091e25d72df0e10ae4b1a64b604bd30751bd128cdc4d618623dabc7421a30845345093045

  • SSDEEP

    6144:PIcpSUbxJ7vc+lC9BmgXotRTO76Jo3g8Z:PIc4KxJ7vpzptOmWQ8

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://gudintas.at/tmp/

http://pik96.ru/tmp/

http://rosatiauto.com/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1.exe
    "C:\Users\Admin\AppData\Local\Temp\3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3640
  • C:\Users\Admin\AppData\Roaming\hsjiira
    C:\Users\Admin\AppData\Roaming\hsjiira
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:216

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\hsjiira

          Filesize

          294KB

          MD5

          a429b1cad13b585f8ed0b211cf58c8b1

          SHA1

          831989747894654676a451e45caad4087b449d43

          SHA256

          3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1

          SHA512

          cff50434ba337280c8d66bb53a3df41499bed74a651fd8d6947fb2c091e25d72df0e10ae4b1a64b604bd30751bd128cdc4d618623dabc7421a30845345093045

        • C:\Users\Admin\AppData\Roaming\hsjiira

          Filesize

          294KB

          MD5

          a429b1cad13b585f8ed0b211cf58c8b1

          SHA1

          831989747894654676a451e45caad4087b449d43

          SHA256

          3c2672bb3dc91360f4ddeeb7d36db34354eab8624bff04430649d5b794b0afd1

          SHA512

          cff50434ba337280c8d66bb53a3df41499bed74a651fd8d6947fb2c091e25d72df0e10ae4b1a64b604bd30751bd128cdc4d618623dabc7421a30845345093045

        • memory/3272-86-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-58-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-91-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-16-0x0000000002A60000-0x0000000002A70000-memory.dmp

          Filesize

          64KB

        • memory/3272-21-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-23-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-24-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-26-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-25-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-28-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-30-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-33-0x0000000002A90000-0x0000000002AA0000-memory.dmp

          Filesize

          64KB

        • memory/3272-32-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-35-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-37-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-38-0x0000000002A80000-0x0000000002A90000-memory.dmp

          Filesize

          64KB

        • memory/3272-40-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-44-0x0000000002A60000-0x0000000002A70000-memory.dmp

          Filesize

          64KB

        • memory/3272-43-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-42-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-45-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-46-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-48-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-50-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-51-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-52-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-53-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-54-0x0000000002A90000-0x0000000002AA0000-memory.dmp

          Filesize

          64KB

        • memory/3272-56-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-57-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-87-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-59-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-60-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-61-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-63-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-62-0x0000000002A90000-0x0000000002AA0000-memory.dmp

          Filesize

          64KB

        • memory/3272-64-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-65-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-67-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-66-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-69-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-70-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-4-0x0000000000CA0000-0x0000000000CB6000-memory.dmp

          Filesize

          88KB

        • memory/3272-73-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-74-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-76-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-78-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-80-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-75-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-81-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-83-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-85-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-72-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-13-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-14-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-89-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-93-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-95-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-96-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-100-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-101-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-102-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-98-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-103-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-104-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-106-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-107-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-108-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-109-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-110-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-112-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-111-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-114-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-115-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-118-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-117-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-119-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-120-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-123-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-121-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-125-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-126-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-128-0x0000000002B70000-0x0000000002B80000-memory.dmp

          Filesize

          64KB

        • memory/3272-130-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-131-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-132-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-134-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-136-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-138-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-140-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-145-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-147-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-149-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-11-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-10-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-159-0x0000000000CF0000-0x0000000000D00000-memory.dmp

          Filesize

          64KB

        • memory/3272-161-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-166-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-168-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-169-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-180-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3272-185-0x0000000002A50000-0x0000000002A60000-memory.dmp

          Filesize

          64KB

        • memory/3640-1-0x0000000000A10000-0x0000000000B10000-memory.dmp

          Filesize

          1024KB

        • memory/3640-2-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB

        • memory/3640-3-0x0000000000960000-0x0000000000969000-memory.dmp

          Filesize

          36KB

        • memory/3640-5-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB