Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    04-08-2022 21:02

General

  • Target

    ce5ee2fd8aa4acda24baf6221b5de66220172da0eb312705936adc5b164cc052.dll

  • Size

    611KB

  • MD5

    df96269b0242bdb6a06621696f5d31cb

  • SHA1

    db4ececac3eb4d38c632a6f83f42666bce0070ae

  • SHA256

    ce5ee2fd8aa4acda24baf6221b5de66220172da0eb312705936adc5b164cc052

  • SHA512

    e3b17f0640be0fc109d6247bae58711583f42152bb29f887e9f5ca456518f70d687d793278f19fde24419ff34ff5888ead43bc00a0bddbb6994f36d19f956f83

Malware Config

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 1 IoCs
  • Blocklisted process makes network request 16 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.

  • Modifies system certificate store 2 TTPs 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce5ee2fd8aa4acda24baf6221b5de66220172da0eb312705936adc5b164cc052.dll,#1
    1⤵
    • Blocklisted process makes network request
    • Modifies system certificate store
    PID:1976

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1976-54-0x0000000001C50000-0x0000000001C88000-memory.dmp
    Filesize

    224KB