Analysis

  • max time kernel
    142s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-04-2023 01:35

General

  • Target

    BrickHillSetup.exe

  • Size

    1.6MB

  • MD5

    085c248832ef03881059faec18eae7ff

  • SHA1

    8477892aadc283f5d000b2c36e4c44c370f59727

  • SHA256

    d755331262471b1c5fb7c47ad5e0e5129f8c103f3e5df06120b3f8db61c31aae

  • SHA512

    80d3327168c4597554f441cf29360d9ae982bd36afa7e6409c6e2b779eddc7a522f2bdcd190a82517fb445bf7714377f30a79c2cedea168f19139d82cc94c43f

  • SSDEEP

    24576:u4nXubIQGyxbPV0db26ifZbRQKiFDhbGh3+shiy/wxwWIFgi5LPxf0XE:uqe3f60oKil5QhiyPbFT9eE

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BrickHillSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\BrickHillSetup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\is-T7LSN.tmp\BrickHillSetup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-T7LSN.tmp\BrickHillSetup.tmp" /SL5="$7012A,810935,780288,C:\Users\Admin\AppData\Local\Temp\BrickHillSetup.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2040

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-T7LSN.tmp\BrickHillSetup.tmp

    Filesize

    3.0MB

    MD5

    7e06750376491b308c2a6e35eca13b1b

    SHA1

    36ae9cc7ac76bc97288ff1c36c4aef9cbb8b1e47

    SHA256

    628a8a5e02456d23de8dec3a952f9e0ae3c464aa4a2ef884242e4486920828ac

    SHA512

    a77e1d2917a5e77abb25732b056da980107550eb1e801c02f71db6c6941690fc20a4ee52700205d5c1d7f8a981b2b13c7fd6b79b582eeb1ce5f9c97f7e0ffea0

  • \Users\Admin\AppData\Local\Temp\is-T7LSN.tmp\BrickHillSetup.tmp

    Filesize

    3.0MB

    MD5

    7e06750376491b308c2a6e35eca13b1b

    SHA1

    36ae9cc7ac76bc97288ff1c36c4aef9cbb8b1e47

    SHA256

    628a8a5e02456d23de8dec3a952f9e0ae3c464aa4a2ef884242e4486920828ac

    SHA512

    a77e1d2917a5e77abb25732b056da980107550eb1e801c02f71db6c6941690fc20a4ee52700205d5c1d7f8a981b2b13c7fd6b79b582eeb1ce5f9c97f7e0ffea0

  • memory/1212-54-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/1212-63-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2040-62-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2040-64-0x0000000000400000-0x0000000000705000-memory.dmp

    Filesize

    3.0MB

  • memory/2040-65-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB