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Analysis

  • max time kernel
    150s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    20/03/2023, 11:21

General

  • Target

    setup.exe

  • Size

    248KB

  • MD5

    7dfd450e0d2241fb61b9e405ac1953c7

  • SHA1

    35b10eaa2e034756aec36eb33fe189887ef60927

  • SHA256

    ff401c59a28f4f52d4ffbc0394310a3cf8c53f3b261c7294b1d6b1ecdddd0395

  • SHA512

    7723d408294f01c3d92d6960df2eaf447bb4fbd0a41e6b2dd782b3e96a55b4139f123001b58ddbc9b01fb7bbdb630df4078086f4be37db4f06b1ccccf43e579e

  • SSDEEP

    3072:QDLhZ2X7DLvfUKWVD2LrdFmsmqGXPQERrnE+QTo5nbr/IDJ:m2X7DLvfzWVyLZ4sdGXIERLbkCv/ID

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:1596

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1192-56-0x00000000025A0000-0x00000000025B6000-memory.dmp

    Filesize

    88KB

  • memory/1596-55-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/1596-57-0x0000000000400000-0x0000000000826000-memory.dmp

    Filesize

    4.1MB