Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06-06-2023 00:02

General

  • Target

    file.exe

  • Size

    290KB

  • MD5

    feca764388b918fd197e32901dd75978

  • SHA1

    3861d7dd2c6816175bf1ce4f2b8591ba512f8e60

  • SHA256

    82352822b6d4cefe12283804e809b31f04538dd422d39ab3a41397c231e80032

  • SHA512

    09adb00de5e5cae9a40310f7f899fc4bd8c1efcb931bd4ea93f989583680b9efe538718280b28b4934d7c205337997097a6ff1593fa9649a5a532b6c806e3a4c

  • SSDEEP

    3072:CvRQLJbuYAzwxbJw9GC0XKVl+ebbdP4XozFvtoIeM9tBqzC7N4n:oQlbuwxbJw9GC+Cbt4XoZvvp9qW7N

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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:884

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/884-55-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

  • memory/884-57-0x0000000000400000-0x0000000002575000-memory.dmp
    Filesize

    33.5MB

  • memory/1336-56-0x0000000002200000-0x0000000002216000-memory.dmp
    Filesize

    88KB