Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-01-2025 21:39

General

  • Target

    c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe

  • Size

    294KB

  • MD5

    2969fc1afb91862747e6871785560260

  • SHA1

    fefc6c855ed6f24267e0b3eb708842330401c1e9

  • SHA256

    c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9b

  • SHA512

    521bd215ff26ca657cbde0470bee6fd36695a10570c1fc915c36a433336a6f6551238b8ee61ad19273dfee81c6f7bfcbb44d31a4d6d26aaf43e37ace7a66cb9b

  • SSDEEP

    3072:eTEf0l0OMJisuULt02JdZ599LbayiV1FEGzZsSDSIqh3yLSUEdmBHjBz9:t0lquULLl6VEpuSIqhcSUEo9Bz9

Malware Config

Extracted

Family

smokeloader

Botnet

Good

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 2 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
    "C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
      "C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe"
      2⤵
      • Maps connected drives based on registry
      • Checks SCSI registry key(s)
      PID:2028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2028-2-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2028-3-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2028-4-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2124-1-0x0000000000640000-0x0000000000740000-memory.dmp

    Filesize

    1024KB