Analysis

  • max time kernel
    150s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    31-03-2023 00:45

General

  • Target

    setup.exe

  • Size

    232KB

  • MD5

    56e404683cef20ca4ad81c5cb38b4cae

  • SHA1

    aee429423f18b32dde6006dfdf21a884942ed25a

  • SHA256

    832a47ae91051b58992932e6a07f8db17f47ff172623ead487812ea86ff44375

  • SHA512

    0ba3eeec055ddc34cac6bbf82c5bf805be8aacff87b004b8b8d28da81bddba7ff0af596f95e164143bf7397ac075ad44462cb850f7e4e671fba68c34fba0a004

  • SSDEEP

    3072:lSSDat9hbxVsNiwf/1d1M0nvDTHE0+UkCGksU1Vw9vGW3qAiVGGHlzFp:GHJ7sNzfPqG1yuUqAsGGHf

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\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2024

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1248-56-0x0000000002A40000-0x0000000002A56000-memory.dmp

    Filesize

    88KB

  • memory/1248-60-0x000007FE896F0000-0x000007FE896FA000-memory.dmp

    Filesize

    40KB

  • memory/2024-55-0x0000000000250000-0x0000000000259000-memory.dmp

    Filesize

    36KB

  • memory/2024-57-0x0000000000400000-0x0000000002B68000-memory.dmp

    Filesize

    39.4MB