Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2022 05:31

General

  • Target

    93809ca37ec6d91dba9e24f470bc7f371d325a0d152ce5510c61de8e5e6af52c.exe

  • Size

    221KB

  • MD5

    b4cc7f9e1425c25f8a7c1a6b007cdb8a

  • SHA1

    ca8f66154f1c73766c3490c1bfa00eba01c78f35

  • SHA256

    93809ca37ec6d91dba9e24f470bc7f371d325a0d152ce5510c61de8e5e6af52c

  • SHA512

    748ed7b7d5d8e03d75c0f776f6b6ee1b0a5d89d527f4e9f065c51ece781a55ab531e48f25168ab7e0ef8a312493746cf59a51668616a866ad2ca8c05ad427a4e

  • SSDEEP

    3072:1DrFLZyBt15r7TVKFcyjWeAxHeWElsi7b/JONFXNHCDml:NZLZyBhTVYcwKeW0edCa

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 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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
  • Drops file in Program Files directory 12 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 23 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 14 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\93809ca37ec6d91dba9e24f470bc7f371d325a0d152ce5510c61de8e5e6af52c.exe
    "C:\Users\Admin\AppData\Local\Temp\93809ca37ec6d91dba9e24f470bc7f371d325a0d152ce5510c61de8e5e6af52c.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:792
  • C:\Users\Admin\AppData\Local\Temp\F1F6.exe
    C:\Users\Admin\AppData\Local\Temp\F1F6.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4380
    • 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
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:1032
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 14100
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:3900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 524
      2⤵
      • Program crash
      PID:424
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4380 -ip 4380
    1⤵
      PID:524
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:544

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Defense Evasion

      Modify Registry

      1
      T1112

      Discovery

      Query Registry

      3
      T1012

      System Information Discovery

      3
      T1082

      Peripheral Device Discovery

      1
      T1120

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\F1F6.exe
        Filesize

        1.1MB

        MD5

        5da677383072aa1b16364c5d580414f2

        SHA1

        4e9cc6e2e72453eac12712f5306595ba4d1f4e43

        SHA256

        58a00d29777fea23590c05479d84bdc35fe11c71a630cff6a7de868e6464248e

        SHA512

        ba70922a2352e3443fc24d695e9fafe1f63a495fffcc060c3ce320c544aa2228ec101a7970ab4c3580339b3e3815a88dce7a017e84416b1f86bdf75ce4482b76

      • C:\Users\Admin\AppData\Local\Temp\F1F6.exe
        Filesize

        1.1MB

        MD5

        5da677383072aa1b16364c5d580414f2

        SHA1

        4e9cc6e2e72453eac12712f5306595ba4d1f4e43

        SHA256

        58a00d29777fea23590c05479d84bdc35fe11c71a630cff6a7de868e6464248e

        SHA512

        ba70922a2352e3443fc24d695e9fafe1f63a495fffcc060c3ce320c544aa2228ec101a7970ab4c3580339b3e3815a88dce7a017e84416b1f86bdf75ce4482b76

      • 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/792-134-0x00000000001F0000-0x00000000001F9000-memory.dmp
        Filesize

        36KB

      • memory/792-135-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

      • memory/792-136-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

      • memory/792-133-0x0000000000470000-0x0000000000570000-memory.dmp
        Filesize

        1024KB

      • memory/1032-147-0x00000000050A0000-0x00000000057C5000-memory.dmp
        Filesize

        7.1MB

      • memory/1032-150-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/1032-160-0x00000000050A0000-0x00000000057C5000-memory.dmp
        Filesize

        7.1MB

      • memory/1032-157-0x00000000059A9000-0x00000000059AB000-memory.dmp
        Filesize

        8KB

      • memory/1032-152-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/1032-146-0x00000000050A0000-0x00000000057C5000-memory.dmp
        Filesize

        7.1MB

      • memory/1032-153-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/1032-148-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/1032-149-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/1032-140-0x0000000000000000-mapping.dmp
      • memory/1032-151-0x0000000005930000-0x0000000005A70000-memory.dmp
        Filesize

        1.2MB

      • memory/3900-154-0x00007FF6C3116890-mapping.dmp
      • memory/3900-155-0x000001F9D7A40000-0x000001F9D7B80000-memory.dmp
        Filesize

        1.2MB

      • memory/3900-156-0x000001F9D7A40000-0x000001F9D7B80000-memory.dmp
        Filesize

        1.2MB

      • memory/3900-158-0x0000000000C90000-0x0000000000EA9000-memory.dmp
        Filesize

        2.1MB

      • memory/3900-159-0x000001F9D6070000-0x000001F9D629A000-memory.dmp
        Filesize

        2.2MB

      • memory/4380-137-0x0000000000000000-mapping.dmp
      • memory/4380-145-0x0000000000400000-0x0000000000540000-memory.dmp
        Filesize

        1.2MB

      • memory/4380-144-0x0000000002390000-0x00000000024C0000-memory.dmp
        Filesize

        1.2MB

      • memory/4380-143-0x00000000008FC000-0x00000000009EA000-memory.dmp
        Filesize

        952KB