Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18/03/2025, 12:28

General

  • Target

    Crypt B.dll

  • Size

    5.5MB

  • MD5

    a3287c38bc4dc6621238f79c995f661f

  • SHA1

    05855c33f623c5de17c501ae023cd2e64c47c406

  • SHA256

    c17ee2b10cc91939b12592628b9cb79136c1fab261abc5ec19396ae50e0156c0

  • SHA512

    28b31da397bc8f8be23fb67281b4f31377abcbad8baeef2a78b71b990b651f29777618e2e46abace9a84284825c461f90c54662a4776669ae25c3dfe35955401

  • SSDEEP

    98304:qFprUM3pWeTtU1zs3QPzpltsGFc4uz0bsAWopU/:qFp9tTqS2zplFFO0blp

Malware Config

Extracted

Family

danabot

Attributes
  • type

    loader

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Danabot family
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Uses browser remote debugging 2 TTPs 2 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Loads dropped DLL 10 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Suspicious use of SetThreadContext 22 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Checks processor information in registry 2 TTPs 17 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 23 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Crypt B.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Crypt B.dll",#1
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Accesses Microsoft Outlook accounts
      • Accesses Microsoft Outlook profiles
      • Enumerates connected drives
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2544
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
        3⤵
        • Suspicious use of FindShellTrayWindow
        PID:2628
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
        3⤵
        • Suspicious use of FindShellTrayWindow
        PID:1584
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        --restore-last-session --remote-debugging-port=9223 --remote-allow-origins=* --headless "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --profile-directory="Default"
        3⤵
        • Uses browser remote debugging
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2280
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd4,0x7fef6ce9758,0x7fef6ce9768,0x7fef6ce9778
          4⤵
            PID:840
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --headless --use-angle=swiftshader-webgl --headless --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --mojo-platform-channel-handle=872 --field-trial-handle=1012,i,11208126140945858639,10838569164596115531,131072 --disable-features=PaintHolding /prefetch:2
            4⤵
              PID:1192
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --use-angle=swiftshader-webgl --use-gl=angle --headless --mojo-platform-channel-handle=1240 --field-trial-handle=1012,i,11208126140945858639,10838569164596115531,131072 --disable-features=PaintHolding /prefetch:8
              4⤵
                PID:1512
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --headless --lang=en-US --first-renderer-process --remote-debugging-port=9223 --allow-pre-commit-input --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --mojo-platform-channel-handle=1596 --field-trial-handle=1012,i,11208126140945858639,10838569164596115531,131072 --disable-features=PaintHolding /prefetch:1
                4⤵
                • Uses browser remote debugging
                • Drops file in Program Files directory
                PID:2136
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2376
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2680
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2260
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1612
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2664
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2008
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1460
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2136
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2108
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:776
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2828
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:380
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1420
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1604
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1224
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2220
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2624
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2832
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:2164
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61
              3⤵
              • Suspicious use of FindShellTrayWindow
              PID:1624

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\1033\StructuredQuerySchema.bin

          Filesize

          292KB

          MD5

          ae71383c3cbc5a7c64ee793a5779015b

          SHA1

          1cabfd5c590a76fe86af0c042b4d9a6e1546cf78

          SHA256

          29bbdf534e97add374f41c9a2e5a1a34952b8eac501f1a8828f5999e7e0d79f7

          SHA512

          f7703b0e5b67e2c3bbba42efe912eda68c90d7fe4425c7d2f20f02f2d6e659f71870286055eb87095a0861e4ba04a9fbf72bfb328bda10aadafe2880fd06e51d

        • C:\Users\Admin\AppData\Local\Temp\Ayefitfowtori

          Filesize

          46KB

          MD5

          b13fcb3223116f6eec60be9143cae98b

          SHA1

          9a9eb6da6d8e008a51e6ce6212c49bfbe7cb3c88

          SHA256

          961fc9bf866c5b58401d3c91735f9a7b7b4fc93c94038c504c965491f622b52b

          SHA512

          89d72b893acd2ec537b3c3deffcc71d1ce02211f9f5b931c561625ee7162052b511e46d4b4596c0a715e1c992310f2536ebdd512db400eeab23c8960ec4d312d

        • \Program Files\Mozilla Firefox\firefox.exe

          Filesize

          654KB

          MD5

          1fd347ee17287e9c9532c46a49c4abc4

          SHA1

          ad5d9599030bfbcc828c4321fffd7b9066369393

          SHA256

          912373af6f3c176b7e0a71c986d6288f76f5be80de7c9a580b110690271e9237

          SHA512

          9e52622077e805fcff2c6fe510524bf9ca7246da9ef42843041e82ced28b59163a2729335139df9e2d2a4c748ed56471bb053f337655a77d2d0976370f07acf4

        • memory/1584-137-0x0000000002250000-0x0000000002488000-memory.dmp

          Filesize

          2.2MB

        • memory/1584-105-0x0000000002250000-0x0000000002488000-memory.dmp

          Filesize

          2.2MB

        • memory/1584-103-0x0000000002250000-0x0000000002488000-memory.dmp

          Filesize

          2.2MB

        • memory/1584-100-0x0000000002490000-0x00000000025D0000-memory.dmp

          Filesize

          1.2MB

        • memory/1584-101-0x0000000002490000-0x00000000025D0000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-97-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-7-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-11-0x0000000002310000-0x0000000002893000-memory.dmp

          Filesize

          5.5MB

        • memory/2544-12-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-13-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-14-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-15-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-18-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-17-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-16-0x0000000000420000-0x0000000000421000-memory.dmp

          Filesize

          4KB

        • memory/2544-19-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-21-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-22-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-20-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-24-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-25-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-30-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-27-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-31-0x0000000000550000-0x0000000000551000-memory.dmp

          Filesize

          4KB

        • memory/2544-32-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-140-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-33-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-2-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-1-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-130-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-133-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-131-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-39-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-41-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-132-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-129-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-3-0x0000000063280000-0x00000000634BE000-memory.dmp

          Filesize

          2.2MB

        • memory/2544-4-0x000000006E600000-0x000000006E69D000-memory.dmp

          Filesize

          628KB

        • memory/2544-104-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-59-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-102-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-6-0x000000006E600000-0x000000006E69D000-memory.dmp

          Filesize

          628KB

        • memory/2544-9-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-8-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-92-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-95-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-0-0x0000000002310000-0x0000000002893000-memory.dmp

          Filesize

          5.5MB

        • memory/2544-98-0x0000000002E40000-0x0000000002F80000-memory.dmp

          Filesize

          1.2MB

        • memory/2544-10-0x00000000028A0000-0x0000000002E31000-memory.dmp

          Filesize

          5.6MB

        • memory/2544-5-0x0000000063280000-0x00000000634BE000-memory.dmp

          Filesize

          2.2MB

        • memory/2544-96-0x0000000000A60000-0x0000000000A61000-memory.dmp

          Filesize

          4KB

        • memory/2628-42-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-61-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-56-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-44-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-43-0x0000000002440000-0x0000000002580000-memory.dmp

          Filesize

          1.2MB

        • memory/2628-40-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-63-0x0000000002440000-0x0000000002580000-memory.dmp

          Filesize

          1.2MB

        • memory/2628-38-0x0000000002200000-0x0000000002438000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-36-0x0000000002440000-0x0000000002580000-memory.dmp

          Filesize

          1.2MB

        • memory/2628-37-0x0000000000110000-0x0000000000338000-memory.dmp

          Filesize

          2.2MB

        • memory/2628-35-0x0000000002440000-0x0000000002580000-memory.dmp

          Filesize

          1.2MB

        • memory/2628-34-0x0000000077BB0000-0x0000000077BB1000-memory.dmp

          Filesize

          4KB

        • memory/2628-28-0x0000000000110000-0x0000000000338000-memory.dmp

          Filesize

          2.2MB