Analysis

  • max time kernel
    122s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    09-11-2021 19:24

General

  • Target

    b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80.exe

  • Size

    285KB

  • MD5

    8ee8c094002b3243baf716efbec93104

  • SHA1

    d0c9a79c9f845cf038c8a8792b60ce87239d1ac6

  • SHA256

    b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80

  • SHA512

    330a937893c9fc4bd852f142d7909ffd4c1e1c0851a1b403c8a5f47331792ec77aa4b65a52ec4b10ac3fd5c5e57b2497491ec188f07475f2fae271d878bc2499

Score
10/10

Malware Config

Extracted

Family

systembc

C2

fre22.ddns.net:4199

192.53.123.202:4199

Signatures

  • SystemBC

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

  • Drops file in Windows directory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80.exe
    "C:\Users\Admin\AppData\Local\Temp\b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80.exe"
    1⤵
    • Drops file in Windows directory
    PID:2612
  • C:\Users\Admin\AppData\Local\Temp\b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80.exe
    C:\Users\Admin\AppData\Local\Temp\b71125d68cb5767d540d8fdb699ace9c762d59bf7c17f6256fa8b7e631854a80.exe start
    1⤵
      PID:2756

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2612-120-0x0000000000400000-0x0000000002B40000-memory.dmp

      Filesize

      39.2MB

    • memory/2612-119-0x0000000002C20000-0x0000000002C25000-memory.dmp

      Filesize

      20KB

    • memory/2756-121-0x0000000002E4C000-0x0000000002E5C000-memory.dmp

      Filesize

      64KB

    • memory/2756-122-0x0000000002B40000-0x0000000002C8A000-memory.dmp

      Filesize

      1.3MB

    • memory/2756-123-0x0000000000400000-0x0000000002B40000-memory.dmp

      Filesize

      39.2MB