Resubmissions

09-10-2023 22:51

231009-2szrfaba44 10

05-04-2023 09:55

230405-lx64bada28 10

Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2023 22:51

General

  • Target

    b87577df851960649e52cebb4796bd489ab28293f708d1a404b0cc06f16aad39.exe

  • Size

    258KB

  • MD5

    11ad8bdbbdfee754a25adcc84624f7b3

  • SHA1

    08c0a461cda758d3b18f072321d9642841602662

  • SHA256

    b87577df851960649e52cebb4796bd489ab28293f708d1a404b0cc06f16aad39

  • SHA512

    f981089b29634d9d87c8362c045d38388da90fac0b85314c63a6b94dad0ade955a1482e35c5a46c0e8fd335bf91709c40ee3754eb0a7598486e3f7124ed2a3de

  • SSDEEP

    3072:/hxLhKAJQzyLylplF++o2n8zWWOhBhG5BqBHNET1B+s5xLvjf:jyzyLKlD8zHgPBw1n/

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

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
  • Suspicious use of UnmapMainImage 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\b87577df851960649e52cebb4796bd489ab28293f708d1a404b0cc06f16aad39.exe
    "C:\Users\Admin\AppData\Local\Temp\b87577df851960649e52cebb4796bd489ab28293f708d1a404b0cc06f16aad39.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:5056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3172-4-0x0000000001470000-0x0000000001486000-memory.dmp

    Filesize

    88KB

  • memory/5056-1-0x0000000000A10000-0x0000000000B10000-memory.dmp

    Filesize

    1024KB

  • memory/5056-2-0x0000000000400000-0x0000000000703000-memory.dmp

    Filesize

    3.0MB

  • memory/5056-3-0x00000000009B0000-0x00000000009B9000-memory.dmp

    Filesize

    36KB

  • memory/5056-5-0x0000000000400000-0x0000000000703000-memory.dmp

    Filesize

    3.0MB