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Analysis

  • max time kernel
    150s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2023, 23:05

General

  • Target

    3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe

  • Size

    240KB

  • MD5

    d23fab514f275e9e3b27d9135dadf04e

  • SHA1

    1a368c692f425b3d4d9941760fde75d97fad9503

  • SHA256

    3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649

  • SHA512

    b92013498271e1a32377848ea4d88d04c73470b4af2f98a42d37cf40ce834acb5241404ef3498e3bc7eaa76591fc325e1914f6e6520b0599f8b72d888f3d5726

  • SSDEEP

    3072:YXZJhyhLYBAYuET5qyP0H8TPMyA0tjTd8Kyumq3S2WkjUZhRjM2nvQGW7iSWO:syLAkEoygDI+lg3SSc9V4b7i

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.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe
    "C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe
      "C:\Users\Admin\AppData\Local\Temp\3d380e0e00c4b1bdabda368a046eaa3e83e1cfcfc16b2884526e9752ee02b649.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1412-133-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1412-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1412-137-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/4756-134-0x0000000000778000-0x0000000000789000-memory.dmp

    Filesize

    68KB

  • memory/4756-135-0x00000000006F0000-0x00000000006F9000-memory.dmp

    Filesize

    36KB