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Analysis

  • max time kernel
    151s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2022, 14:41

General

  • Target

    3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e.exe

  • Size

    266KB

  • MD5

    4d0fac586f247a2c126e8d142be7d85d

  • SHA1

    d7c473380d3b393ab8e225968a9488c0322eb951

  • SHA256

    3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e

  • SHA512

    7ba099761c8d91b804095dc164f4844ec463899c348ef632b839665a569ad5e390956eaa22e6aa77acbad2f5a8b5f6e9e28802e301090c57cf35334459f048f0

  • SSDEEP

    6144:g1CgYRI18GN+5J6xoNjowuzbgwuqAuesxdHTwVfs:g1FeImG66xGunnRxd5

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\3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e.exe
    "C:\Users\Admin\AppData\Local\Temp\3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Users\Admin\AppData\Local\Temp\3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e.exe
      "C:\Users\Admin\AppData\Local\Temp\3e8b395ee93d4215c511ac9f0b830cd306c7b4210e744d191d9891311fc4b34e.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4232-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4232-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4232-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5024-132-0x000000000057D000-0x000000000058D000-memory.dmp

    Filesize

    64KB

  • memory/5024-133-0x0000000002040000-0x0000000002049000-memory.dmp

    Filesize

    36KB