Analysis

  • max time kernel
    150s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2022 01:14

General

  • Target

    79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf.exe

  • Size

    302KB

  • MD5

    7519aa3d568ad297c3e4a2f8b152103a

  • SHA1

    b7b153b90e1abfc6134e21b8c49cb8baecc708a3

  • SHA256

    79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf

  • SHA512

    d37d301f47a1711014f0f2333d576dd1dd077fc290bdd8ec541f05a8f05586098e9ac0cea7d84725e7a1248202dd6cb3e1226ee33acd2fe2e65935a0c39d89ef

  • SSDEEP

    6144:HDLFKub1rhFjgA42rJF1JTG0z+3ng+E49HwchLP3i:HDxKuBv0871JJwnVZH9P3

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\79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf.exe
    "C:\Users\Admin\AppData\Local\Temp\79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf.exe
      "C:\Users\Admin\AppData\Local\Temp\79c3f4b5a5c40b63229af8843211592306d997ac9681df7915eab26cbf8e87bf.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1208-61-0x000007FEF6850000-0x000007FEF6993000-memory.dmp

    Filesize

    1.3MB

  • memory/1208-62-0x000007FE93F90000-0x000007FE93F9A000-memory.dmp

    Filesize

    40KB

  • memory/1488-58-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1488-56-0x000000000062C000-0x0000000000641000-memory.dmp

    Filesize

    84KB

  • memory/1748-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1748-57-0x0000000075D01000-0x0000000075D03000-memory.dmp

    Filesize

    8KB

  • memory/1748-55-0x0000000000402DD8-mapping.dmp

  • memory/1748-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1748-60-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB