Overview

overview

10

Static

static

3

230823-139...ed.zip

windows7-x64

1

230823-139...ed.zip

windows10-2004-x64

1

dl2.exe

windows7-x64

10

dl2.exe

windows10-2004-x64

10

Resubmissions

01-11-2024 12:33

241101-pradyaypdv 10

27-10-2024 23:08

241027-24hmasskhj 10

20-10-2024 16:28

241020-tyzdvsxgqb 3

20-10-2024 16:26

241020-tx2gtszekk 3

02-10-2024 11:53

241002-n2j6fsycqb 3

13-09-2024 04:59

240913-fmwxpswcpb 3

11-09-2024 15:54

240911-tcmg6sygmm 3

11-09-2024 15:53

240911-tbsmsszbnh 10

25-08-2024 22:53

240825-2t6als1gll 10

Analysis

  • max time kernel
    1800s
  • max time network
    1803s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-08-2024 12:43

Sharing

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Report Analysis Logs

General

  • Target

    dl2.exe

  • Size

    849KB

  • MD5

    c2055b7fbaa041d9f68b9d5df9b45edd

  • SHA1

    e4bd443bd4ce9029290dcd4bb47cb1a01f3b1b06

  • SHA256

    342f04c4720590c40d24078d46d9b19d8175565f0af460598171d58f5ffc48f3

  • SHA512

    18905b75938b8af9468b1aa3ffbae796a139c2762e623aa6ffb9ec2b293dd04aa1f90d1ed5a7dbda7853795a3688e368121a134c7f63e527a8e5e7679301a1dc

  • SSDEEP

    12288:A3RY3yNqMRTF4q2rxHn2ot/81xpNQyjUXlmoe7ufjHAtjXD7r2:A3RY3R24q+xn/8Xp2yOl5fzQ/2

Score
10/10
bazarbackdoorbackdoordiscovery

Malware Config

Signatures

  • BazarBackdoor 64 IoCs

    Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.

    backdoorbazarbackdoor
  • Tries to connect to .bazar domain 64 IoCs

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

  • Unexpected DNS network traffic destination 64 IoCs

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

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dl2.exe
    "C:\Users\Admin\AppData\Local\Temp\dl2.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:736
  • C:\Users\Admin\AppData\Local\Temp\dl2.exe
    C:\Users\Admin\AppData\Local\Temp\dl2.exe {76B10845-9649-414E-A117-3D1CD5AFF4A7}
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/736-1-0x00000000021E0000-0x0000000002210000-memory.dmp

    Filesize

    192KB

    Download

  • memory/736-8-0x0000000000560000-0x0000000000660000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/736-18-0x0000000000560000-0x0000000000660000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/4468-10-0x0000000002240000-0x0000000002270000-memory.dmp

    Filesize

    192KB

    Download

  • memory/4468-17-0x00000000006B5000-0x00000000006E0000-memory.dmp

    Filesize

    172KB

    Download