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Analysis

  • max time kernel
    157s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 11:27

General

  • Target

    65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678.exe

  • Size

    265KB

  • MD5

    88e20492a418f8d85da4bc11fd103972

  • SHA1

    3759a8e23bab9b1f0432b1d021c47c265e305148

  • SHA256

    65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678

  • SHA512

    f50c9343bb9e006596c0186b1a372395e668bd7e2929fab19eef090737af3df8848b8edb556eac1da8e24c1b7f19fc436729e8f99d938f677a90c78e108e44f9

  • SSDEEP

    3072:o7X0rrWdPgrVGhbtZRJv7QV17cYRmEwYvuUa4z:GqrtrEhbDnc4sCYvuUa

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • 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 AdjustPrivilegeToken 8 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678.exe
    "C:\Users\Admin\AppData\Local\Temp\65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Users\Admin\AppData\Local\Temp\65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678.exe
      "C:\Users\Admin\AppData\Local\Temp\65fb843b6f2fa0f8520a070b0dca0b408caeba2f71d324ac4750f1ca9445f678.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2336-1-0x00000000008C0000-0x00000000009C0000-memory.dmp

    Filesize

    1024KB

  • memory/2336-2-0x0000000000880000-0x0000000000889000-memory.dmp

    Filesize

    36KB

  • memory/2724-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2724-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2724-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3208-5-0x0000000002D20000-0x0000000002D36000-memory.dmp

    Filesize

    88KB

  • memory/3208-13-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-14-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-15-0x0000000002D40000-0x0000000002D50000-memory.dmp

    Filesize

    64KB

  • memory/3208-16-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-17-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-18-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-19-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-20-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-22-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-25-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-24-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-26-0x0000000002D60000-0x0000000002D70000-memory.dmp

    Filesize

    64KB

  • memory/3208-27-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-28-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-29-0x0000000002D60000-0x0000000002D70000-memory.dmp

    Filesize

    64KB

  • memory/3208-30-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-32-0x0000000002D40000-0x0000000002D50000-memory.dmp

    Filesize

    64KB

  • memory/3208-31-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-36-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-35-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-34-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-39-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-38-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-40-0x0000000002D60000-0x0000000002D70000-memory.dmp

    Filesize

    64KB

  • memory/3208-41-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-43-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-44-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-42-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-45-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-47-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-46-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-48-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-49-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-50-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-51-0x0000000002830000-0x0000000002840000-memory.dmp

    Filesize

    64KB

  • memory/3208-52-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-53-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-54-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-55-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-56-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-58-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-60-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-62-0x0000000002830000-0x0000000002840000-memory.dmp

    Filesize

    64KB

  • memory/3208-61-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-63-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-66-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-65-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-64-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-67-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-69-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-71-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-72-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-74-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-73-0x0000000002830000-0x0000000002840000-memory.dmp

    Filesize

    64KB

  • memory/3208-75-0x0000000002840000-0x0000000002850000-memory.dmp

    Filesize

    64KB

  • memory/3208-76-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-78-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-79-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-81-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-77-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-83-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-82-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-84-0x0000000002CF0000-0x0000000002D00000-memory.dmp

    Filesize

    64KB

  • memory/3208-85-0x0000000002830000-0x0000000002840000-memory.dmp

    Filesize

    64KB