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Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2023, 20:07

General

  • Target

    db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211.exe

  • Size

    248KB

  • MD5

    0463b8abe1f537979c3124ea6d948164

  • SHA1

    a16b47f1e3986173df3f5a57ce8eb8a16a50903e

  • SHA256

    db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211

  • SHA512

    fbf4394335447bc9f524356ceab7a8d5b35f3b89537093e552ffe83647aefe4a7f4299dea5e38ca57a0ef1e11125af84ab2fc713173e720b791b84de534192bd

  • SSDEEP

    3072:qeYZCLSWRH37DR+Cs7QxxcayGQFW4lb7TtGQ5L1lFTXeM5XpQEtF:YZCL9H37fs7QAzNFrbnMWL1lFTXpX

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211.exe
    "C:\Users\Admin\AppData\Local\Temp\db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4532
    • C:\Users\Admin\AppData\Local\Temp\db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211.exe
      "C:\Users\Admin\AppData\Local\Temp\db7882a8a9fad086f7b4d9ff145fd9133790e01ff39c4de5493437a43fc5b211.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1988

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1988-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1988-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1988-139-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3176-138-0x0000000002890000-0x00000000028A6000-memory.dmp

    Filesize

    88KB

  • memory/4532-133-0x00000000018D0000-0x00000000018E5000-memory.dmp

    Filesize

    84KB

  • memory/4532-134-0x0000000003620000-0x0000000003629000-memory.dmp

    Filesize

    36KB

  • memory/4532-137-0x00000000018D0000-0x00000000018E5000-memory.dmp

    Filesize

    84KB