Resubmissions

26-12-2022 13:27

221226-qp417sda45 10

30-11-2022 14:19

221130-rm688abe4x 10

Analysis

  • max time kernel
    165s
  • max time network
    187s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 14:19

General

  • Target

    830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll

  • Size

    493KB

  • MD5

    efddc2807ecbdffd694cd97936404053

  • SHA1

    c68b7b94e591fbc4cda9bdb8c2caaa33880464c7

  • SHA256

    830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46

  • SHA512

    e6b0fd0f52c5b7e82bb66d08c4a3f8a4bddf1ce75c140e73afb4c1f57131df81e5d39f7833de15b40e980f0605bfd1840f81b610134634db000f6e18388bf09a

  • SSDEEP

    12288:WsCr6MfAEtHaqxnXmtkl0CMh+1wY7JuegO4I9y:Wsi6MBtHBzlRMg1wY34I9y

Malware Config

Extracted

Family

zloader

Botnet

nut

Campaign

18/02

C2

https://ramkanshop.ir/post.php

https://lph786.com/post.php

https://efaschoolfarooka.com/post.php

https://forexstick.com/post.php

https://firteccom.com/post.php

https://www.psychologynewmind.com/post.php

https://dirashightapbide.tk/post.php

Attributes
  • build_id

    358

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Blocklisted process makes network request 10 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2280
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\830700df4fc2b75b067479d6f2f67d51dff7e883d2a33793c905380a9351cb46.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1132
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Blocklisted process makes network request
        • Suspicious use of AdjustPrivilegeToken
        PID:4896

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1132-132-0x0000000000000000-mapping.dmp
  • memory/1132-133-0x0000000075830000-0x0000000075859000-memory.dmp
    Filesize

    164KB

  • memory/1132-134-0x0000000075830000-0x000000007590D000-memory.dmp
    Filesize

    884KB

  • memory/1132-135-0x0000000075830000-0x000000007590D000-memory.dmp
    Filesize

    884KB

  • memory/1132-138-0x0000000075830000-0x000000007590D000-memory.dmp
    Filesize

    884KB

  • memory/4896-136-0x0000000000000000-mapping.dmp
  • memory/4896-137-0x0000000000160000-0x0000000000189000-memory.dmp
    Filesize

    164KB

  • memory/4896-139-0x0000000000160000-0x0000000000189000-memory.dmp
    Filesize

    164KB

  • memory/4896-140-0x0000000000160000-0x0000000000189000-memory.dmp
    Filesize

    164KB