Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2022 06:21

General

  • Target

    30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031.exe

  • Size

    169KB

  • MD5

    d4541af3025de7895e4b25309e883f35

  • SHA1

    318b98a8655409f2526664b721359aa9686fd683

  • SHA256

    30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031

  • SHA512

    84c82edd2f935fa34a37248d2c0b4dcf2ae7f064194cf1a9cbf640301e45e53b9f4a2a0d91c22545d862d35cbd7648dfb615e64dfe95888135c14b8ce578e1ec

  • SSDEEP

    3072:n+JLxN5NZMGFe7BdFcH9FH+e5uFeLwy//BNchG/PkWDn:MLxNZyBdOme5AepTG

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\30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031.exe
    "C:\Users\Admin\AppData\Local\Temp\30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5072
    • C:\Users\Admin\AppData\Local\Temp\30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031.exe
      "C:\Users\Admin\AppData\Local\Temp\30dd8a114f3e9f1c68f6cbed5f9d05ae49f09671ba6e8d9a62d937d843994031.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:5092

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/5072-134-0x00000000006E8000-0x00000000006F9000-memory.dmp
    Filesize

    68KB

  • memory/5072-135-0x0000000000650000-0x0000000000659000-memory.dmp
    Filesize

    36KB

  • memory/5092-132-0x0000000000000000-mapping.dmp
  • memory/5092-133-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/5092-136-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/5092-137-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB