Resubmissions

08-12-2023 09:45

231208-lq6tzaad79 10

05-02-2022 17:17

220205-vtswysdfc3 10

Analysis

  • max time kernel
    1050s
  • max time network
    1050s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2023 09:45

General

  • Target

    2f2670e8a7845cf300320415c6a16ffc34e662672f16d7cfcf5b911d088516d9.dll

  • Size

    358KB

  • MD5

    8bb66e279a58af871180adbb29e41f4f

  • SHA1

    446cfe9fa815951085e4e587dd272911b9e5d32b

  • SHA256

    2f2670e8a7845cf300320415c6a16ffc34e662672f16d7cfcf5b911d088516d9

  • SHA512

    bb114ac54bcc95f1b465ec33400eead469ca97b5f9b8115bc9eb8016f07fa568cf2d0ef570d3f7b1301a44f1daf19b4c8e279fab892facd750601a45b6788204

  • SSDEEP

    6144:091kAIgU+wKjUrePimd2jGZFakdU8fLx1tK7IwyBfb7T0Y:090gUBe6dUFHU8pi6xb7T

Malware Config

Extracted

Family

zloader

Botnet

crypto1

Campaign

crypto

C2

http://wmwifbajxxbcxmucxmlc.com/post.php

http://ojnxjgfjlftfkkuxxiqd.com/post.php

http://pwkqhdgytsshkoibaake.com/post.php

http://snnmnkxdhflwgthqismb.com/post.php

http://iawfqecrwohcxnhwtofa.com/post.php

http://nlbmfsyplohyaicmxhum.com/post.php

http://fvqlkgedqjiqgapudkgq.com/post.php

http://cmmxhurildiigqghlryq.com/post.php

http://nmqsmbiabjdnuushksas.com/post.php

http://fyratyubvflktyyjiqgq.com/post.php

Attributes
  • build_id

    110

rc4.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\2f2670e8a7845cf300320415c6a16ffc34e662672f16d7cfcf5b911d088516d9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f2670e8a7845cf300320415c6a16ffc34e662672f16d7cfcf5b911d088516d9.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2204
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2652

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2204-0-0x0000000072A70000-0x00000000739D5000-memory.dmp

    Filesize

    15.4MB

  • memory/2204-1-0x0000000000190000-0x0000000000191000-memory.dmp

    Filesize

    4KB

  • memory/2204-2-0x0000000072A70000-0x00000000739D5000-memory.dmp

    Filesize

    15.4MB

  • memory/2204-11-0x0000000072A70000-0x00000000739D5000-memory.dmp

    Filesize

    15.4MB

  • memory/2652-7-0x00000000000D0000-0x0000000000104000-memory.dmp

    Filesize

    208KB

  • memory/2652-8-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/2652-10-0x00000000000D0000-0x0000000000104000-memory.dmp

    Filesize

    208KB

  • memory/2652-13-0x00000000000D0000-0x0000000000104000-memory.dmp

    Filesize

    208KB