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Analysis

  • max time kernel
    151s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    12/02/2023, 21:58

General

  • Target

    file.exe

  • Size

    180KB

  • MD5

    0fbd624f1a4c263d6bf69cc3aecbbd0a

  • SHA1

    869223a42c31744c4834b797333a0ef4092ba2f5

  • SHA256

    d18e128b5e7f0d6a1d7e4b4c2c7daf8e2ee1768b2cf87e6495d7f596756e911a

  • SHA512

    4dfc1cb8025bf0d7e810bf1f39b3cf86041b3ae3c3c28d782fa33c236edd35bd593095ce88236b0e83196c1929dcb56a68389a57de4405812db1c8e42f4910d6

  • SSDEEP

    3072:1KSZkKi5Hvgj3Mm7Z8eXp0nFEEfwm47Fb9Jr9:HKbYj31WspfEfGr9

Malware Config

Signatures

  • Detects Smokeloader packer 5 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 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
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1208-62-0x000007FEE7630000-0x000007FEE763A000-memory.dmp

    Filesize

    40KB

  • memory/1208-61-0x000007FEFA860000-0x000007FEFA9A3000-memory.dmp

    Filesize

    1.3MB

  • memory/1352-56-0x00000000002AC000-0x00000000002C1000-memory.dmp

    Filesize

    84KB

  • memory/1352-58-0x00000000001B0000-0x00000000001B9000-memory.dmp

    Filesize

    36KB

  • memory/1420-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1420-57-0x00000000752B1000-0x00000000752B3000-memory.dmp

    Filesize

    8KB

  • memory/1420-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1420-60-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB