Analysis

  • max time kernel
    150s
  • max time network
    103s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    31/08/2023, 07:21

General

  • Target

    c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93.exe

  • Size

    243KB

  • MD5

    982efecf2211516cc7f1476dc04046fe

  • SHA1

    ecbc00a17c54f8d0b9b6202db3fa79a9ba224368

  • SHA256

    c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93

  • SHA512

    e06d03c434bad03cebb42d43f9ca2d0b6491999c2dc02402fb1503061118112bdb1b7b09e69fd622913b87afe226ecf9c142a18d067d9ffd542a5b669c7449f4

  • SSDEEP

    3072:xxU/m46hIMxpgOZk2CWzG9HjWGcn+cUU+Y85UH1YoBbDxL:E/FQgOq2CWuDWGcnUlY9YoBJ

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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.

  • Deletes itself 1 IoCs
  • 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 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\c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93.exe
    "C:\Users\Admin\AppData\Local\Temp\c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1144
    • C:\Users\Admin\AppData\Local\Temp\c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93.exe
      "C:\Users\Admin\AppData\Local\Temp\c6cb6e93dd933badb0f54e01cee73eca2276945d0e42810219c936391899ac93.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1144-1-0x0000000002000000-0x0000000002100000-memory.dmp

    Filesize

    1024KB

  • memory/1144-2-0x0000000001F90000-0x0000000001F99000-memory.dmp

    Filesize

    36KB

  • memory/3216-5-0x00000000012B0000-0x00000000012C6000-memory.dmp

    Filesize

    88KB

  • memory/3216-14-0x00000000012D0000-0x00000000012E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-15-0x00000000012D0000-0x00000000012E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-17-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-19-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-20-0x00000000013E0000-0x00000000013F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-22-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-23-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-26-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-25-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-27-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-29-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-31-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-33-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-34-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-36-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-38-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-39-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-41-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-43-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-44-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-47-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-45-0x00000000013E0000-0x00000000013F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-49-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-50-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-52-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-54-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-55-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-56-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-57-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-58-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-59-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-60-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-61-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-62-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-63-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-64-0x00000000012D0000-0x00000000012E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-66-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-65-0x00000000012D0000-0x00000000012E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-67-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-68-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-69-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-70-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-72-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-71-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-75-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-74-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-78-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-79-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-81-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-83-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-84-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-86-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-88-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-92-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-90-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-94-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-93-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-95-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-97-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-89-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-99-0x00000000030E0000-0x00000000030F0000-memory.dmp

    Filesize

    64KB

  • memory/3216-100-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-101-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-102-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-103-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-104-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-107-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3216-106-0x00000000013D0000-0x00000000013E0000-memory.dmp

    Filesize

    64KB

  • memory/3552-3-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3552-4-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3552-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB