Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2022 00:14

General

  • Target

    028e24a26eb6bc61d71b5913b990b12b074d3a4240dcc18c18440948204e3835.exe

  • Size

    214KB

  • MD5

    afd3e0f6ef7f7bd3a63335c15dd2bbb0

  • SHA1

    a5ca0f9a057c4f2245a3376cf8a51844584277b8

  • SHA256

    028e24a26eb6bc61d71b5913b990b12b074d3a4240dcc18c18440948204e3835

  • SHA512

    d951b5c8dc843d06060d727515284f1a6b254a65adbc6ce846652a8eeba02a8415da684cda4c74a4c6e9c2161d10b24572f5b28fa5ec3667a3ddc39ed695b7a9

  • SSDEEP

    3072:kGPTuLNbTPCM15j0tPi3n7tRIiQkJOPYYL7b/29XJIh7NHCDml:5KLNHPKFihGiQO0Tu9XKh5Ca

Malware Config

Signatures

  • Danabot

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

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 26 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 30 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of FindShellTrayWindow 10 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\028e24a26eb6bc61d71b5913b990b12b074d3a4240dcc18c18440948204e3835.exe
    "C:\Users\Admin\AppData\Local\Temp\028e24a26eb6bc61d71b5913b990b12b074d3a4240dcc18c18440948204e3835.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1868
  • C:\Users\Admin\AppData\Local\Temp\F37D.exe
    C:\Users\Admin\AppData\Local\Temp\F37D.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Qsedeqtedeooeo.tmp",Wufaiiuuye
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Accesses Microsoft Outlook accounts
      • Accesses Microsoft Outlook profiles
      • Suspicious use of SetThreadContext
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:4480
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 14109
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:5108
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
        3⤵
          PID:2836
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
          3⤵
            PID:3464
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 556
          2⤵
          • Program crash
          PID:3976
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2260 -ip 2260
        1⤵
          PID:3888
        • C:\Windows\System32\rundll32.exe
          C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
          1⤵
            PID:2608

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Defense Evasion

          Modify Registry

          1
          T1112

          Credential Access

          Credentials in Files

          1
          T1081

          Discovery

          Query Registry

          3
          T1012

          System Information Discovery

          3
          T1082

          Peripheral Device Discovery

          1
          T1120

          Collection

          Data from Local System

          1
          T1005

          Email Collection

          2
          T1114

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\F37D.exe
            Filesize

            1.1MB

            MD5

            cefdeeedeae94644485f2f7b17479059

            SHA1

            98875840acd3da6fd699b3b8b96aa3cfa1796580

            SHA256

            57462a03024056258e2b9979d50efb16e30ecdab9e9cda9bc7e7e62fd6a694bb

            SHA512

            f52f8484a03dcf4d57e6f43ce46effa301ae5ab580000cd03a6d6587678c1c3a6b6ed9e289d915e342e506aa9ea46e66eec039a0db2f82d53d020bf33bb8f6c4

          • C:\Users\Admin\AppData\Local\Temp\F37D.exe
            Filesize

            1.1MB

            MD5

            cefdeeedeae94644485f2f7b17479059

            SHA1

            98875840acd3da6fd699b3b8b96aa3cfa1796580

            SHA256

            57462a03024056258e2b9979d50efb16e30ecdab9e9cda9bc7e7e62fd6a694bb

            SHA512

            f52f8484a03dcf4d57e6f43ce46effa301ae5ab580000cd03a6d6587678c1c3a6b6ed9e289d915e342e506aa9ea46e66eec039a0db2f82d53d020bf33bb8f6c4

          • C:\Users\Admin\AppData\Local\Temp\Qsedeqtedeooeo.tmp
            Filesize

            797KB

            MD5

            24925b25552a7d8f1d3292071e545920

            SHA1

            f786e1d40df30f6fed0301d60c823b655f2d6eac

            SHA256

            9931503a3ab908d2840dae6a7cb77a5abc5e77cc67af405d1329b7dfc3fe800b

            SHA512

            242dbf94b06e67fdf0aac29b2f38ce4929d156c42e2413565f203cda1fdb6458e34b26eeb0151fe4f1914432be28b16d648affa63f20c7b480c54e2d9360fb26

          • C:\Users\Admin\AppData\Local\Temp\Qsedeqtedeooeo.tmp
            Filesize

            797KB

            MD5

            24925b25552a7d8f1d3292071e545920

            SHA1

            f786e1d40df30f6fed0301d60c823b655f2d6eac

            SHA256

            9931503a3ab908d2840dae6a7cb77a5abc5e77cc67af405d1329b7dfc3fe800b

            SHA512

            242dbf94b06e67fdf0aac29b2f38ce4929d156c42e2413565f203cda1fdb6458e34b26eeb0151fe4f1914432be28b16d648affa63f20c7b480c54e2d9360fb26

          • memory/1868-135-0x0000000000752000-0x0000000000762000-memory.dmp
            Filesize

            64KB

          • memory/1868-136-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/1868-134-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/1868-133-0x00000000001F0000-0x00000000001F9000-memory.dmp
            Filesize

            36KB

          • memory/1868-132-0x0000000000752000-0x0000000000762000-memory.dmp
            Filesize

            64KB

          • memory/2260-137-0x0000000000000000-mapping.dmp
          • memory/2260-143-0x0000000000801000-0x00000000008F0000-memory.dmp
            Filesize

            956KB

          • memory/2260-145-0x0000000000400000-0x000000000053E000-memory.dmp
            Filesize

            1.2MB

          • memory/2260-144-0x00000000021A0000-0x00000000022D0000-memory.dmp
            Filesize

            1.2MB

          • memory/2836-157-0x0000000000000000-mapping.dmp
          • memory/3464-160-0x0000000000000000-mapping.dmp
          • memory/4480-146-0x00000000057F0000-0x0000000005F15000-memory.dmp
            Filesize

            7.1MB

          • memory/4480-147-0x00000000057F0000-0x0000000005F15000-memory.dmp
            Filesize

            7.1MB

          • memory/4480-149-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/4480-150-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/4480-151-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/4480-152-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/4480-153-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/4480-161-0x00000000057F0000-0x0000000005F15000-memory.dmp
            Filesize

            7.1MB

          • memory/4480-140-0x0000000000000000-mapping.dmp
          • memory/4480-148-0x0000000004960000-0x0000000004AA0000-memory.dmp
            Filesize

            1.2MB

          • memory/5108-156-0x000002854E6D0000-0x000002854E810000-memory.dmp
            Filesize

            1.2MB

          • memory/5108-158-0x00000000003E0000-0x00000000005F9000-memory.dmp
            Filesize

            2.1MB

          • memory/5108-159-0x000002854E830000-0x000002854EA5A000-memory.dmp
            Filesize

            2.2MB

          • memory/5108-155-0x000002854E6D0000-0x000002854E810000-memory.dmp
            Filesize

            1.2MB

          • memory/5108-154-0x00007FF604816890-mapping.dmp