Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-02-2023 15:10

General

  • Target

    f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd.exe

  • Size

    320KB

  • MD5

    318067cb2f5fc39fc41ce77554632671

  • SHA1

    66d7782f75d0fe8747102a1f5484c81727ed8bb9

  • SHA256

    f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd

  • SHA512

    fd1cb55b0b29165770ba8d9a45b7db948983fba17ab3ab738c998e27b1b50ce1c07388d499439ca50f8d392c0ec06ef509e86801deb378751d665d7c0319350d

  • SSDEEP

    3072:hPFHDIKRNCupJbKlKKu1KshBv085K7EAQRLStKRxhUwLI:hNj9HpJbKAKukEtWEHgtKBLI

Malware Config

Signatures

  • Detects Smokeloader packer 4 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd.exe
    "C:\Users\Admin\AppData\Local\Temp\f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Users\Admin\AppData\Local\Temp\f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd.exe
      "C:\Users\Admin\AppData\Local\Temp\f565d615b25468a0f4a9b204d0c41c7bc5e9157eedc7e5cf2d6f6968334df7fd.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1508-134-0x00000000006FE000-0x0000000000713000-memory.dmp

    Filesize

    84KB

  • memory/1508-135-0x0000000000660000-0x0000000000669000-memory.dmp

    Filesize

    36KB

  • memory/3112-132-0x0000000000000000-mapping.dmp

  • memory/3112-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3112-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3112-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB