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Analysis

  • max time kernel
    153s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/11/2023, 10:48

General

  • Target

    NEAS.9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5.exe

  • Size

    248KB

  • MD5

    5e2eb10af1a04afa53efb1ac20e8c45e

  • SHA1

    3c5e89328c9d134e7690e2a6029f8e1bb1809b6e

  • SHA256

    9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5

  • SHA512

    b3480af0c151531278b0ccf6e5b841bd3fcc2adb56d2962719dde90c0c347a55964800fdcf8d7f4b65663b465c37878f565fb1d3edc21dd2c32e4d8d27b4c769

  • SSDEEP

    3072:pSdDJp7LU+5Fo2NXINf3xSgfP8pFPWO95C/wgpz4+B+yQOvI:gdr0se2NaSgfUpFPh5C/DU

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://dpav.cc/tmp/

http://lrproduct.ru/tmp/

http://kggcp.com/tmp/

http://talesofpirates.net/tmp/

http://pirateking.online/tmp/

http://piratia.pw/tmp/

http://go-piratia.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 UnmapMainImage 1 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\NEAS.9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2456
  • C:\Users\Admin\AppData\Roaming\jecifec
    C:\Users\Admin\AppData\Roaming\jecifec
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:3572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    248KB

    MD5

    5e2eb10af1a04afa53efb1ac20e8c45e

    SHA1

    3c5e89328c9d134e7690e2a6029f8e1bb1809b6e

    SHA256

    9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5

    SHA512

    b3480af0c151531278b0ccf6e5b841bd3fcc2adb56d2962719dde90c0c347a55964800fdcf8d7f4b65663b465c37878f565fb1d3edc21dd2c32e4d8d27b4c769

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

    Filesize

    248KB

    MD5

    5e2eb10af1a04afa53efb1ac20e8c45e

    SHA1

    3c5e89328c9d134e7690e2a6029f8e1bb1809b6e

    SHA256

    9b0d858bbb5099297f17cd5c7b6c9414143fb4b99afeee581107a50493161bd5

    SHA512

    b3480af0c151531278b0ccf6e5b841bd3fcc2adb56d2962719dde90c0c347a55964800fdcf8d7f4b65663b465c37878f565fb1d3edc21dd2c32e4d8d27b4c769

  • memory/2456-1-0x0000000000B10000-0x0000000000C10000-memory.dmp

    Filesize

    1024KB

  • memory/2456-2-0x0000000000A70000-0x0000000000A7B000-memory.dmp

    Filesize

    44KB

  • memory/2456-3-0x0000000000400000-0x00000000007C7000-memory.dmp

    Filesize

    3.8MB

  • memory/2456-5-0x0000000000400000-0x00000000007C7000-memory.dmp

    Filesize

    3.8MB

  • memory/3288-4-0x0000000002820000-0x0000000002836000-memory.dmp

    Filesize

    88KB

  • memory/3288-16-0x0000000002EF0000-0x0000000002F06000-memory.dmp

    Filesize

    88KB

  • memory/3572-14-0x0000000000A30000-0x0000000000B30000-memory.dmp

    Filesize

    1024KB

  • memory/3572-15-0x0000000000400000-0x00000000007C7000-memory.dmp

    Filesize

    3.8MB

  • memory/3572-19-0x0000000000400000-0x00000000007C7000-memory.dmp

    Filesize

    3.8MB