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Analysis

  • max time kernel
    154s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 14:41

General

  • Target

    6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe

  • Size

    341KB

  • MD5

    c7cdb691e025d80891b6cdc2110b1815

  • SHA1

    f540dc134009a731da9d116b84a01831c638929c

  • SHA256

    6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525

  • SHA512

    2822bffd625440e7bb68f765ea9d149ad5717c71e1728a105b75ffa3bf131def304c029d1caa46f5cd54845d223dc5eca899bebb41577b1b5a27d1f65a146d71

  • SSDEEP

    3072:L1YEmvatiFxUi5h5cmk+t0JEC5ID3jMLXymlAjTI+TjLZDH6G11dRKi72s:xYeiIy1kiyEC5ID3j0ymlglLZuG1PZ

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\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe
    "C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe
      "C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:520

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/520-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/520-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/520-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2284-132-0x0000000000727000-0x000000000073C000-memory.dmp

    Filesize

    84KB

  • memory/2284-133-0x0000000000030000-0x0000000000039000-memory.dmp

    Filesize

    36KB

  • memory/2284-137-0x0000000000727000-0x000000000073C000-memory.dmp

    Filesize

    84KB