Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    23/09/2023, 18:52

General

  • Target

    739c8d45ca4059f0b591bd553bdab486519b663fb092ad11868a8c6c3d9ec022_JC.exe

  • Size

    265KB

  • MD5

    a25c8bcd78bfffff86e911122d610ff5

  • SHA1

    a262560b7b021156a27f2f298d48e5dcb08d9506

  • SHA256

    739c8d45ca4059f0b591bd553bdab486519b663fb092ad11868a8c6c3d9ec022

  • SHA512

    fd485e565f03b62eb7088ec7a23d00cd0b615cd1e74fff71a4a7059d8770e15d26f67d8e78d21f7ded8cdb4f3fc89a33d8dda25713bfb381c0aa8ceb3257186a

  • SSDEEP

    3072:jWXHhrbPgrVGZotfogCbfMv9m3+fe+vTUgryv2ldDzPV:yBrErEZoRdqUv4Om+vTrm2ldDz

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://gudintas.at/tmp/

http://pik96.ru/tmp/

http://rosatiauto.com/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • 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\739c8d45ca4059f0b591bd553bdab486519b663fb092ad11868a8c6c3d9ec022_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\739c8d45ca4059f0b591bd553bdab486519b663fb092ad11868a8c6c3d9ec022_JC.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1268-4-0x0000000002A80000-0x0000000002A96000-memory.dmp

          Filesize

          88KB

        • memory/1268-11-0x000007FEF5540000-0x000007FEF5683000-memory.dmp

          Filesize

          1.3MB

        • memory/1268-12-0x000007FE81C00000-0x000007FE81C0A000-memory.dmp

          Filesize

          40KB

        • memory/1268-13-0x000007FEF5540000-0x000007FEF5683000-memory.dmp

          Filesize

          1.3MB

        • memory/1932-1-0x0000000000800000-0x0000000000900000-memory.dmp

          Filesize

          1024KB

        • memory/1932-2-0x0000000000400000-0x0000000000711000-memory.dmp

          Filesize

          3.1MB

        • memory/1932-3-0x0000000000220000-0x0000000000229000-memory.dmp

          Filesize

          36KB

        • memory/1932-5-0x0000000000400000-0x0000000000711000-memory.dmp

          Filesize

          3.1MB