Analysis

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

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2023 13:17

General

  • Target

    72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799.exe

  • Size

    326KB

  • MD5

    c56bb49bed8f8ff542d61e39cee3ebe9

  • SHA1

    e982acdddd9afb66ea5fafd1b1627d1db4e01570

  • SHA256

    72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799

  • SHA512

    63029f1d74fcc1ce3ed353b224d9298ca8a62ca9e31d3a11da8a8f551a8740dd9228214baa56391884ed9f79509dc98b0baba0db1383e1d66976b9fce1913f98

  • SSDEEP

    6144:hgbI1jL6eXJVXnf/XtTm08P3Zi52AyX7LoCVxFz:hgKL6eXJxnXC3ZigV

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\72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799.exe
    "C:\Users\Admin\AppData\Local\Temp\72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4716
    • C:\Users\Admin\AppData\Local\Temp\72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799.exe
      "C:\Users\Admin\AppData\Local\Temp\72eb25f8998ddba7d41f205af621b08bc7db01b765dcc80e6a62ab0b1e4cc799.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:4584

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4584-135-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4584-134-0x0000000000000000-mapping.dmp

  • memory/4584-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4584-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4716-132-0x000000000078E000-0x00000000007A3000-memory.dmp

    Filesize

    84KB

  • memory/4716-133-0x00000000006F0000-0x00000000006F9000-memory.dmp

    Filesize

    36KB

  • memory/4716-136-0x000000000078E000-0x00000000007A3000-memory.dmp

    Filesize

    84KB