Resubmissions

03-04-2023 01:35

230403-bzxbsacb36 10

03-04-2023 01:34

230403-by8y7acb34 10

Analysis

  • max time kernel
    108s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    03-04-2023 01:35

General

  • Target

    37419d3a8a50d2e5bc0eef676a37d6757ba43a64eff868edb4af5c386900235f.exe

  • Size

    248KB

  • MD5

    1f243595efaa54f6c37a089ec7847c6d

  • SHA1

    83eb38d9f85bdcf12cb781fad34ceb1e31b34b5a

  • SHA256

    37419d3a8a50d2e5bc0eef676a37d6757ba43a64eff868edb4af5c386900235f

  • SHA512

    58e936e2c5b44a489c75494102228d11d6aa6d3e26e687f20923437c1d44b2e9af5533e3ea53c178c2bc70d656f913158dbc0f5cd8cdc7a3738cba8ad6cbff55

  • SSDEEP

    3072:IDGh7pXYLE2d5+8XTQhtetONYWO9jfBU393KySv53brCTxI:RpXYLEcfXT3hRfG3kyevCFI

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.org/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\37419d3a8a50d2e5bc0eef676a37d6757ba43a64eff868edb4af5c386900235f.exe
    "C:\Users\Admin\AppData\Local\Temp\37419d3a8a50d2e5bc0eef676a37d6757ba43a64eff868edb4af5c386900235f.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1228-56-0x00000000029B0000-0x00000000029C6000-memory.dmp

    Filesize

    88KB

  • memory/2032-55-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2032-57-0x0000000000400000-0x0000000000826000-memory.dmp

    Filesize

    4.1MB