Analysis

  • max time kernel
    138s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 02:52

General

  • Target

    4e02ce310c2b7a1cebb58714781de17a.dll

  • Size

    338KB

  • MD5

    4e02ce310c2b7a1cebb58714781de17a

  • SHA1

    48eb0eae7c68be446d6bdc9f44bd2ee2e286f2cf

  • SHA256

    56772dca4331188918e3763a9e934e9c8e5994c06daf158f745419a4256dac91

  • SHA512

    1e384b595802ac9a153a578ac617ef421aa6fd7cfd9bfc10f0ab4ddaffd2f2be7fac6bb377eebe3c60c6f97ca4b29617de2925520bde524c70ff03d896b3d99e

  • SSDEEP

    6144:uZwKn8bxurvfUCEs7I4V2PsqHMc/PZ6RguROla0CWecIdn9TCwC6dU:zTbxuLfUCR2kQMgZ6W4OIePAU

Malware Config

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 2 IoCs
  • Blocklisted process makes network request 10 IoCs
  • Tries to connect to .bazar domain 1 IoCs

    Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.

  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e02ce310c2b7a1cebb58714781de17a.dll,#1
    1⤵
    • Blocklisted process makes network request
    PID:2864

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2864-0-0x0000000001E70000-0x000000000206A000-memory.dmp
    Filesize

    2.0MB

  • memory/2864-1-0x0000000001E70000-0x000000000206A000-memory.dmp
    Filesize

    2.0MB