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
    03-04-2023 11:43

General

  • Target

    setup.exe

  • Size

    195KB

  • MD5

    f95f81d6c7882f7877954e9b6f5040a1

  • SHA1

    e65a3321e0fecf7b6fd4cfe4d4ffbd4072ffb5af

  • SHA256

    a92fd92373495563a700b28906bb7ae0f8a727bbc4b440ead8ea8471db73c2fc

  • SHA512

    aba54cd395ad6ca71629e18a64871b38519c743d6b2aa5076a48d5b17aac96341a1baa053dbdf7cfe532d85f247241b6a7cf052403fea8560ab1003ba525c4b6

  • SSDEEP

    3072:9YgwECNPpTcAyAxc62/EF3snmKGVD+pokE95vSCG:SrBtncOF+G1jS

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:1928

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/1192-56-0x0000000002B80000-0x0000000002B96000-memory.dmp
    Filesize

    88KB

  • memory/1928-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/1928-57-0x0000000000400000-0x000000000049F000-memory.dmp
    Filesize

    636KB