Analysis

  • max time kernel
    152s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:21

General

  • Target

    69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808.exe

  • Size

    185KB

  • MD5

    fdac61d334673df70855810fcc031481

  • SHA1

    1a52cd3c3ee83b2c934eb6ea8e425cd7867bfac9

  • SHA256

    69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808

  • SHA512

    f9ce43d24344e6b1f0626f4597781f71a827b24348215bf8413dda209069f932ac3d1b6f44a648d94514be183ffca65a67f0f72264bc77cc541fa17d936666ea

  • SSDEEP

    3072:nXKoz00eaLPFrWHRJo5etuxS7V6o7/Q8VYh0cijeRowBsDxM:XKq5LPFrqRbuU7DlYWeRowCtM

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\69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808.exe
    "C:\Users\Admin\AppData\Local\Temp\69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Users\Admin\AppData\Local\Temp\69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808.exe
      "C:\Users\Admin\AppData\Local\Temp\69f6d11b79f1cebe4d97ccb5fed5ccfd2577f18f02ea52bb78099826bc82f808.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1744

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1744-134-0x0000000000000000-mapping.dmp
  • memory/1744-135-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/1744-137-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/1744-138-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/4264-132-0x000000000080E000-0x000000000081E000-memory.dmp
    Filesize

    64KB

  • memory/4264-133-0x00000000007E0000-0x00000000007E9000-memory.dmp
    Filesize

    36KB

  • memory/4264-136-0x000000000080E000-0x000000000081E000-memory.dmp
    Filesize

    64KB