Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 07:37

General

  • Target

    Conficker binaries/D9CB288F317124A0E63E3405ED290765.dll

  • Size

    61KB

  • MD5

    d9cb288f317124a0e63e3405ed290765

  • SHA1

    5815b13044fc9248bf7c2dba771f0e6496d9e536

  • SHA256

    bacc62584144981a57516b1bfcb4350d511f2fe89197a7605e3cdff645416dc1

  • SHA512

    540bdca9e84ad7efd968f3eca59a6ccd35fb5f1a6df489b06b199a7d3075e8ba305554579d2a37734a38f33d4e0886797b75d5f34319a851d68add1b180f864b

  • SSDEEP

    1536:oUUmZ6gSi9/wx9+krA3XYVBAV/qNDuVb16yMNk7oPwhkL:o2gg8E53IHS2DsboyMNk7Ewhi

Score
8/10
upx

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Conficker binaries\D9CB288F317124A0E63E3405ED290765.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Conficker binaries\D9CB288F317124A0E63E3405ED290765.dll",#1
      2⤵
      • Blocklisted process makes network request
      • Drops file in System32 directory
      PID:2012

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2012-0-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/2012-8-0x0000000000140000-0x000000000015C000-memory.dmp

    Filesize

    112KB

  • memory/2012-9-0x0000000000140000-0x000000000015C000-memory.dmp

    Filesize

    112KB

  • memory/2012-7-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/2012-6-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/2012-4-0x0000000000140000-0x000000000015C000-memory.dmp

    Filesize

    112KB

  • memory/2012-10-0x0000000000140000-0x000000000015C000-memory.dmp

    Filesize

    112KB

  • memory/2012-11-0x0000000000140000-0x000000000015C000-memory.dmp

    Filesize

    112KB