Analysis

  • max time kernel
    135s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 02:32

General

  • Target

    738025a0727d4f95c08895447b936247.dll

  • Size

    288KB

  • MD5

    738025a0727d4f95c08895447b936247

  • SHA1

    81f745bcef5d5a6a0d6aefd68d11018170fcf86d

  • SHA256

    5590123543c7e78af3c7911466b6c4147f1b39928f648a252132baf06f2b1153

  • SHA512

    82fd291a23f5e62ed583a0fa4fb16a58ce197e368898fcb2345737c02a594f28f15dd2c32c702ac11ae2e43131337a59d4dedea176467a7a81728fc0be4ebe99

  • SSDEEP

    3072:p6QlU5T0+vk+wYDgN3XwmbvV4Ynnbe9rhNifQMpnIjZ9jAPUn4CbwKL0Fo3dgqTg:pXEwZSZeKZVA6BNL0F1h31eMgIfJ

Malware Config

Extracted

Family

bazarloader

C2

128.199.54.51

161.35.152.204

161.35.95.166

whitestorm9p.bazar

yellowdownpour81.bazar

Signatures

  • Bazar Loader

    Detected loader normally used to deploy BazarBackdoor malware.

  • Bazar/Team9 Loader payload 4 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\738025a0727d4f95c08895447b936247.dll
    1⤵
      PID:1888
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\738025a0727d4f95c08895447b936247.dll,StartW {4CA6BFD4-D02F-4FA0-9DC4-1F586F9FDCB7}
      1⤵
        PID:2608

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1888-0-0x0000000001E80000-0x0000000001F5C000-memory.dmp

        Filesize

        880KB

      • memory/1888-3-0x0000000001E80000-0x0000000001F5C000-memory.dmp

        Filesize

        880KB

      • memory/2608-1-0x0000000001C70000-0x0000000001D4C000-memory.dmp

        Filesize

        880KB

      • memory/2608-2-0x0000000001C70000-0x0000000001D4C000-memory.dmp

        Filesize

        880KB