Overview

overview

10

Static

static

3

dbb8c43207...8d.dll

windows7-x64

10

dbb8c43207...8d.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/02/2025, 08:20

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General

  • Target

    dbb8c4320769eaf82340cb69caecf8a2ed8e61c225f9698fc796d03b481f8a8d.dll

  • Size

    844KB

  • MD5

    7e9b64f247ce0fe8b3a3d9c5b0f97501

  • SHA1

    a9a8921bbbd9dca72c7d2660bb4a5e5c9f936ac0

  • SHA256

    dbb8c4320769eaf82340cb69caecf8a2ed8e61c225f9698fc796d03b481f8a8d

  • SHA512

    2c4a2754ce2d1a0ca8b5f4d30766d471c0bb59864f241153f74d2b86b373ac3e5384b5edbd6f55548d8a764728687b8d077265c6318519ca7cedb5ebdac9bc72

  • SSDEEP

    6144:xh7RxJSC3VZLCEixjAoN6StM3LORFxz0Mn0G6oanXCW5DVQGVDmrvcJdR7OsDtoh:xh9fKxjNoYxTw9XrRK0dBOJpy0RXR8p

Score
10/10
dridexbotnetdefense_evasiondiscoveryloaderpersistencetrojan

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

    botnetdridex
  • Dridex family
    dridex
  • Dridex Loader 'dmod' strings 2 IoCs

    Detects 'dmod' strings in Dridex loader.

    botnetloader
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 7 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    defense_evasiontrojan
  • Enumerates connected drives 3 TTPs 12 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 6 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbb8c4320769eaf82340cb69caecf8a2ed8e61c225f9698fc796d03b481f8a8d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbb8c4320769eaf82340cb69caecf8a2ed8e61c225f9698fc796d03b481f8a8d.dll,#1
      2⤵
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2916
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4496
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:3140
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1288
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2388
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1172
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3588
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4280
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3844
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of SendNotifyMessage
    PID:3720
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4800
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious use of SendNotifyMessage
    PID:1800
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4108
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3336
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Enumerates connected drives
    • Checks SCSI registry key(s)
    • Modifies registry class
    PID:1296
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:396
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3792
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    PID:4288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\TokenBroker\Cache\fbaf94e759052658216786bfbabcdced1b67a5c2.tbres
    Filesize

    2KB

    MD5

    d5d0edc33a6bd0dd4c7fde8bb0196693

    SHA1

    e164eacd4792b2a513dd57d96a97afcfc5cbdc01

    SHA256

    4c4fdf777be9b6de71dd12725de3b09bae4fdd830d92fdade6f2b7c4af289065

    SHA512

    7c91e0f9f4a485a26b84bf7872ef75deca619f85a9d844e288c8001d195c72c5342d0489f2f386de52af911da473c5c7c38f9fa9a7ed127d5c175de855a5b4e8

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\KBKOF0HZ\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    724e79e3ff7cb4b2081ae58bd2233970

    SHA1

    c1eebad05b274a5634919835b808d59789a14860

    SHA256

    003db0dd8a6a9e55781448375d8c644b192661712b6b08c016bd63885621d963

    SHA512

    62aad672e6ea20a6f675f46727264c4cace1588d63e7ac1d17d8d9ea8d2413aa8449f7f06ddaeae316fa3890fbceffd628e287cd39b82bf8062c39d9c2b1ec8a

    Download Submit

  • memory/1296-298-0x00000000015B0000-0x00000000015B1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1800-148-0x0000000004B00000-0x0000000004B01000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2916-0-0x0000000074BD0000-0x0000000074CA3000-memory.dmp

    Filesize

    844KB

    Download

  • memory/2916-7-0x0000000074BD0000-0x0000000074CA3000-memory.dmp

    Filesize

    844KB

    Download

  • memory/2916-2-0x00000000027F0000-0x00000000027F6000-memory.dmp

    Filesize

    24KB

    Download

  • memory/3336-155-0x000001F3C54A0000-0x000001F3C54C0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3336-151-0x000001F3C4340000-0x000001F3C4440000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3336-150-0x000001F3C4340000-0x000001F3C4440000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3336-177-0x000001F3C5870000-0x000001F3C5890000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3336-164-0x000001F3C5460000-0x000001F3C5480000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3588-9-0x0000000003F30000-0x0000000003F31000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3792-305-0x000001BD32260000-0x000001BD32280000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3792-301-0x000001BD30F00000-0x000001BD31000000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3792-300-0x000001BD30F00000-0x000001BD31000000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3792-314-0x000001BD32220000-0x000001BD32240000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3792-329-0x000001BD32630000-0x000001BD32650000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3844-39-0x000001E478E80000-0x000001E478EA0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3844-27-0x000001E478A70000-0x000001E478A90000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3844-16-0x000001E478AB0000-0x000001E478AD0000-memory.dmp

    Filesize

    128KB

    Download