Resubmissions

24-01-2024 07:41

240124-jh881sdbd8 10

23-01-2024 11:54

240123-n22qhahhfj 10

24-06-2020 14:53

200624-jtkdx94cps 10

Analysis

  • max time kernel
    888s
  • max time network
    891s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2024 11:54

General

  • Target

    SecuriteInfo.com.Variant.Johnnie.255811.4892.dll

  • Size

    424KB

  • MD5

    fc33761a594599efe5617c8359531b38

  • SHA1

    c85e06833ba3a037e3685dd05308ef98e2c72e82

  • SHA256

    c8b452572f409a7d0752734334371c900983c8e15cbf8299bda7fe7a33a1047e

  • SHA512

    5566c9fbf50ad90db1b6f0ef66e56273acfe64d4855caf818ec1caf208016688c64cef75bfd58e1dcf2883a99576a717a26c39e55af003dd87d15eb2c4ed6824

  • SSDEEP

    6144:kQ0fpRug1NzpAhY2Zgi1ny2YT2oqCesyq+V6pDDW3FdREH5gH+xWz1:kQ0Rsg58Yti9y2voyskVmO3BlH+W

Malware Config

Extracted

Family

zloader

Botnet

June18newret

Campaign

June

C2

http://snnmnkxdhflwgthqismb.com/web/post.php

http://nlbmfsyplohyaicmxhum.com/web/post.php

http://softwareserviceupdater1.com/web/post.php

http://softwareserviceupdater2.com/web/post.php

Attributes
  • build_id

    3

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Johnnie.255811.4892.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Johnnie.255811.4892.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2788

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2156-0-0x0000000010000000-0x0000000010F72000-memory.dmp

    Filesize

    15.4MB

  • memory/2156-1-0x0000000010000000-0x0000000010F72000-memory.dmp

    Filesize

    15.4MB

  • memory/2156-2-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/2156-10-0x0000000010000000-0x0000000010F72000-memory.dmp

    Filesize

    15.4MB

  • memory/2788-7-0x0000000000100000-0x0000000000101000-memory.dmp

    Filesize

    4KB

  • memory/2788-6-0x00000000000D0000-0x00000000000FB000-memory.dmp

    Filesize

    172KB

  • memory/2788-9-0x00000000000D0000-0x00000000000FB000-memory.dmp

    Filesize

    172KB

  • memory/2788-12-0x00000000000D0000-0x00000000000FB000-memory.dmp

    Filesize

    172KB