Analysis

  • max time kernel
    91s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-10-2022 15:36

General

  • Target

    6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431.exe

  • Size

    145KB

  • MD5

    44c9814d3dba7526300bfee720853ea2

  • SHA1

    ec239ce6d39a144a7a78aa623298e756548f1634

  • SHA256

    6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431

  • SHA512

    ba2991eebcee48d92a8fcc3dd783791d8c3dd523aa98b8bfe3909587692c848874d4d703a9277428465c6d37a66333dad71bc6efa949b824932fa4e1606e36bd

  • SSDEEP

    3072:ETCKOJL9+xhMcgMUzcuNJ6G7V5bnqouw1NckiTdI4O:EO5L9AWzb6mqoT8v

Score
10/10

Malware Config

Extracted

Family

systembc

C2

45.182.189.231:443

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431.exe
    "C:\Users\Admin\AppData\Local\Temp\6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2116
  • C:\ProgramData\umiwsdu\kcfot.exe
    C:\ProgramData\umiwsdu\kcfot.exe start
    1⤵
    • Executes dropped EXE
    PID:1028

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\ProgramData\umiwsdu\kcfot.exe
    Filesize

    145KB

    MD5

    44c9814d3dba7526300bfee720853ea2

    SHA1

    ec239ce6d39a144a7a78aa623298e756548f1634

    SHA256

    6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431

    SHA512

    ba2991eebcee48d92a8fcc3dd783791d8c3dd523aa98b8bfe3909587692c848874d4d703a9277428465c6d37a66333dad71bc6efa949b824932fa4e1606e36bd

  • C:\ProgramData\umiwsdu\kcfot.exe
    Filesize

    145KB

    MD5

    44c9814d3dba7526300bfee720853ea2

    SHA1

    ec239ce6d39a144a7a78aa623298e756548f1634

    SHA256

    6fe218dea5435f56596a29a9d68614b9d4eb7615bb216897cced2d1aec586431

    SHA512

    ba2991eebcee48d92a8fcc3dd783791d8c3dd523aa98b8bfe3909587692c848874d4d703a9277428465c6d37a66333dad71bc6efa949b824932fa4e1606e36bd

  • memory/1028-137-0x00000000006E8000-0x00000000006F8000-memory.dmp
    Filesize

    64KB

  • memory/1028-138-0x0000000000400000-0x0000000000581000-memory.dmp
    Filesize

    1.5MB

  • memory/2116-132-0x000000000064E000-0x000000000065E000-memory.dmp
    Filesize

    64KB

  • memory/2116-133-0x00000000022C0000-0x00000000022C9000-memory.dmp
    Filesize

    36KB

  • memory/2116-134-0x0000000000400000-0x0000000000581000-memory.dmp
    Filesize

    1.5MB

  • memory/2116-139-0x000000000064E000-0x000000000065E000-memory.dmp
    Filesize

    64KB