Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    15/08/2023, 16:06

General

  • Target

    122fadb5b266bfe5525a7b450e4c778f.exe

  • Size

    79KB

  • MD5

    122fadb5b266bfe5525a7b450e4c778f

  • SHA1

    6141866987d31e85a522ea3881110789e4d38893

  • SHA256

    c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510

  • SHA512

    4f19e9cdaa581cae9d7e9bd4e534339beba55f4cc550a0dfd5b79a6476b89e6a1c90a6ea67bf0d06f9b7663cccee657b07cbc95c05415ca0eeeaa9f5e62f9b0e

  • SSDEEP

    1536:AZuhD5z28TC2CYl9706u/GiPL1TgbSUPH4LgjCtYn:51306u/G0tgbSKHagj+Yn

Malware Config

Extracted

Family

blacknet

Botnet

asfdgs

C2

http://google.com/pane

Mutex

dfgBN[iCvlRabZ-7434932]

Attributes
  • antivm

    false

  • elevate_uac

    false

  • install_name

    WindowsUpdate.exe

  • splitter

    |BN|

  • start_name

    35dcbc7eb742dd4f1edfbccf7826c724

  • startup

    false

  • usb_spread

    true

Signatures

  • BlackNET

    BlackNET is an open source remote access tool written in VB.NET.

  • BlackNET payload 1 IoCs
  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\122fadb5b266bfe5525a7b450e4c778f.exe
    "C:\Users\Admin\AppData\Local\Temp\122fadb5b266bfe5525a7b450e4c778f.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Windows security modification
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell" Get-MpPreference -verbose
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2404
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /sc ONSTART /RL HIGHEST /tn "'122fadb5b266bfe5525a7b450e4c778f"' /tr "'C:\Users\Admin\AppData\Local\Temp\122fadb5b266bfe5525a7b450e4c778f.exe"'
      2⤵
      • Creates scheduled task(s)
      PID:832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2168-94-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-73-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2168-56-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-57-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2168-58-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-59-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-60-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-61-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-62-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-63-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-64-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-65-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-70-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-71-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-72-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-120-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-74-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-75-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-76-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-77-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-79-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-81-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-80-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-86-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-87-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-89-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-88-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-91-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-93-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-95-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-55-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2168-119-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-54-0x0000000000EE0000-0x0000000000EFA000-memory.dmp

    Filesize

    104KB

  • memory/2168-118-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-97-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-117-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-96-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-92-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-90-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-85-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-116-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-115-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-100-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2168-101-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-102-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-103-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-114-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-105-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-106-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-113-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-108-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-109-0x0000000000B90000-0x0000000000C10000-memory.dmp

    Filesize

    512KB

  • memory/2168-110-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-112-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2168-111-0x000000001EA30000-0x000000001EB30000-memory.dmp

    Filesize

    1024KB

  • memory/2404-107-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2404-104-0x00000000029B0000-0x0000000002A30000-memory.dmp

    Filesize

    512KB

  • memory/2404-99-0x0000000002040000-0x0000000002048000-memory.dmp

    Filesize

    32KB

  • memory/2404-83-0x000007FEF5320000-0x000007FEF5CBD000-memory.dmp

    Filesize

    9.6MB

  • memory/2404-98-0x00000000029B0000-0x0000000002A30000-memory.dmp

    Filesize

    512KB

  • memory/2404-82-0x00000000029B0000-0x0000000002A30000-memory.dmp

    Filesize

    512KB

  • memory/2404-84-0x00000000029B0000-0x0000000002A30000-memory.dmp

    Filesize

    512KB

  • memory/2404-78-0x000000001B2F0000-0x000000001B5D2000-memory.dmp

    Filesize

    2.9MB