Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2022 14:57

General

  • Target

    6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba.exe

  • Size

    162KB

  • MD5

    10321d39a95cdccc1677c3bcca6cc5f1

  • SHA1

    c4f63a737452a7ec50a2d5aa07622b94f65f9be5

  • SHA256

    6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba

  • SHA512

    9c630f14b8895da71876fd1e2c7e6d28821348be0c54eae9552651fa8c3747fc47f1967c7c0b9199dcf91794215c06a07c2ac1eddf71b5ad6fb2e5b152a8ae5d

  • SSDEEP

    3072:bRECnqOi2JzXbNOp5C3KrGFlOVJ8qIolb1jOOIbXViK:VYOi4buAlO8qIovjs7V

Malware Config

Signatures

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba.exe
    "C:\Users\Admin\AppData\Local\Temp\6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4864
  • C:\Users\Admin\AppData\Roaming\biuigci
    C:\Users\Admin\AppData\Roaming\biuigci
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    PID:4476

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\biuigci

    Filesize

    162KB

    MD5

    10321d39a95cdccc1677c3bcca6cc5f1

    SHA1

    c4f63a737452a7ec50a2d5aa07622b94f65f9be5

    SHA256

    6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba

    SHA512

    9c630f14b8895da71876fd1e2c7e6d28821348be0c54eae9552651fa8c3747fc47f1967c7c0b9199dcf91794215c06a07c2ac1eddf71b5ad6fb2e5b152a8ae5d

  • C:\Users\Admin\AppData\Roaming\biuigci

    Filesize

    162KB

    MD5

    10321d39a95cdccc1677c3bcca6cc5f1

    SHA1

    c4f63a737452a7ec50a2d5aa07622b94f65f9be5

    SHA256

    6215c136be1a9335085303fa1eb855563b273dd275b9c6e320691a3045c72dba

    SHA512

    9c630f14b8895da71876fd1e2c7e6d28821348be0c54eae9552651fa8c3747fc47f1967c7c0b9199dcf91794215c06a07c2ac1eddf71b5ad6fb2e5b152a8ae5d

  • memory/4476-138-0x00000000007C9000-0x00000000007D9000-memory.dmp

    Filesize

    64KB

  • memory/4476-139-0x0000000000400000-0x000000000058D000-memory.dmp

    Filesize

    1.6MB

  • memory/4864-132-0x0000000000828000-0x0000000000838000-memory.dmp

    Filesize

    64KB

  • memory/4864-133-0x00000000022C0000-0x00000000022C9000-memory.dmp

    Filesize

    36KB

  • memory/4864-134-0x0000000000400000-0x000000000058D000-memory.dmp

    Filesize

    1.6MB

  • memory/4864-135-0x0000000000400000-0x000000000058D000-memory.dmp

    Filesize

    1.6MB