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 11:05

General

  • Target

    setup.exe

  • Size

    177KB

  • MD5

    a17dd81ed0ab8e9a2270c4d7d926adce

  • SHA1

    978a0b168302f643199a7e89f05313bfec97db98

  • SHA256

    80c2abe936a9a4242af0eb25ea3874f5cb2da0c16f6f19552c493ef4fbc55d9c

  • SHA512

    f1f206674ca965e7ab838ace1559de6531ab6847c16d7437fa25a3ae2b0d744c847c2430a0757b11126451504cb0da044b1ec0661e4145675312282593ca8da1

  • SSDEEP

    3072:mhAl2RsQMTEz6MVHTiOUtjXatG7WLy2AEtQM:ARBM8ibjXAG7We2Af

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:1408

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/1228-56-0x00000000029C0000-0x00000000029D6000-memory.dmp
    Filesize

    88KB

  • memory/1228-60-0x000007FF58A60000-0x000007FF58A6A000-memory.dmp
    Filesize

    40KB

  • memory/1228-61-0x000007FF58A60000-0x000007FF58A6A000-memory.dmp
    Filesize

    40KB

  • memory/1408-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/1408-57-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB