Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2022 03:39

General

  • Target

    ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3.exe

  • Size

    214KB

  • MD5

    dbac1e546c31e01df2df4b2ebee2f2b5

  • SHA1

    f7837f0e02f5c0e7f3dd5ad86ee9946e1a6c81d1

  • SHA256

    ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3

  • SHA512

    59772e87a7b596dda7afb9895fa00c5eaaacc423c8260f6c9bbca1b5218cc48424e12fb6c2d810252fbad8a8217b9d642c99dcb1d43c15d3a5228cd3cf9054e7

  • SSDEEP

    3072:WwUBO36L+Zj21WClRB4cRO0BZyGiyctNRAtOba+3QnBtjcbImdzmuX:nUBNL+x21j9xRO0BZ/ct03BtjcbXF

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 2 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 6 IoCs

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

  • Checks processor information in registry 2 TTPs 22 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 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\ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3.exe
    "C:\Users\Admin\AppData\Local\Temp\ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2680
  • C:\Users\Admin\AppData\Local\Temp\3C3E.exe
    C:\Users\Admin\AppData\Local\Temp\3C3E.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4156
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Ipoetwsuqhd.tmp",Sufeidweoe
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:4792
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 23999
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:3704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4156 -s 528
      2⤵
      • Program crash
      PID:4232
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4156 -ip 4156
    1⤵
      PID:380
    • C:\Users\Admin\AppData\Roaming\wrigdcr
      C:\Users\Admin\AppData\Roaming\wrigdcr
      1⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:176
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4976

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\3C3E.exe
        Filesize

        1006KB

        MD5

        e234765ce130cccdd18b84c36d1396a9

        SHA1

        af6f1a721bd88574733879bb583da4e1a8c15c1f

        SHA256

        63d486cb71ed442bd9e4c7df930cdaf57b801664439e740df984b95acf0ad918

        SHA512

        29aca4c84fec3176919e57efa7fcbdf48ae3c7592d318433fa91e62751b00081f2c89f7aa964c6a6b2ed82a578d121b8ecd0dd1ab544bd944c11400c63fc5272

      • C:\Users\Admin\AppData\Local\Temp\3C3E.exe
        Filesize

        1006KB

        MD5

        e234765ce130cccdd18b84c36d1396a9

        SHA1

        af6f1a721bd88574733879bb583da4e1a8c15c1f

        SHA256

        63d486cb71ed442bd9e4c7df930cdaf57b801664439e740df984b95acf0ad918

        SHA512

        29aca4c84fec3176919e57efa7fcbdf48ae3c7592d318433fa91e62751b00081f2c89f7aa964c6a6b2ed82a578d121b8ecd0dd1ab544bd944c11400c63fc5272

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

        726KB

        MD5

        6ea8a6cc5fed6c664df1b3ef7c56b55d

        SHA1

        6b244d708706441095ae97294928967ddf28432b

        SHA256

        2c7500ac5ebb0116e640747b8a5f0a2648f7d2f5f516ebb398b864cccc626fbe

        SHA512

        4a328a66df407e4c9fa230287104771ea3b5dd8265d60314797426101a8be19d13bc57de2388f0f90b20ada82d950e156ef4267c029080a6254b80eefd8b8741

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

        726KB

        MD5

        6ea8a6cc5fed6c664df1b3ef7c56b55d

        SHA1

        6b244d708706441095ae97294928967ddf28432b

        SHA256

        2c7500ac5ebb0116e640747b8a5f0a2648f7d2f5f516ebb398b864cccc626fbe

        SHA512

        4a328a66df407e4c9fa230287104771ea3b5dd8265d60314797426101a8be19d13bc57de2388f0f90b20ada82d950e156ef4267c029080a6254b80eefd8b8741

      • C:\Users\Admin\AppData\Roaming\wrigdcr
        Filesize

        214KB

        MD5

        dbac1e546c31e01df2df4b2ebee2f2b5

        SHA1

        f7837f0e02f5c0e7f3dd5ad86ee9946e1a6c81d1

        SHA256

        ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3

        SHA512

        59772e87a7b596dda7afb9895fa00c5eaaacc423c8260f6c9bbca1b5218cc48424e12fb6c2d810252fbad8a8217b9d642c99dcb1d43c15d3a5228cd3cf9054e7

      • C:\Users\Admin\AppData\Roaming\wrigdcr
        Filesize

        214KB

        MD5

        dbac1e546c31e01df2df4b2ebee2f2b5

        SHA1

        f7837f0e02f5c0e7f3dd5ad86ee9946e1a6c81d1

        SHA256

        ac3cbbc36a7a5c9f551aca322dc0e19578d12a9bca3346cc5ff298e811f1b0f3

        SHA512

        59772e87a7b596dda7afb9895fa00c5eaaacc423c8260f6c9bbca1b5218cc48424e12fb6c2d810252fbad8a8217b9d642c99dcb1d43c15d3a5228cd3cf9054e7

      • memory/176-147-0x00000000005C8000-0x00000000005D8000-memory.dmp
        Filesize

        64KB

      • memory/176-148-0x0000000000400000-0x000000000045F000-memory.dmp
        Filesize

        380KB

      • memory/176-153-0x0000000000400000-0x000000000045F000-memory.dmp
        Filesize

        380KB

      • memory/2680-132-0x0000000000608000-0x0000000000619000-memory.dmp
        Filesize

        68KB

      • memory/2680-135-0x0000000000400000-0x000000000045F000-memory.dmp
        Filesize

        380KB

      • memory/2680-134-0x0000000000400000-0x000000000045F000-memory.dmp
        Filesize

        380KB

      • memory/2680-133-0x0000000002190000-0x0000000002199000-memory.dmp
        Filesize

        36KB

      • memory/3704-162-0x0000028B1ABD0000-0x0000028B1ADFA000-memory.dmp
        Filesize

        2.2MB

      • memory/3704-159-0x0000028B1C410000-0x0000028B1C550000-memory.dmp
        Filesize

        1.2MB

      • memory/3704-160-0x0000028B1C410000-0x0000028B1C550000-memory.dmp
        Filesize

        1.2MB

      • memory/3704-161-0x0000000000700000-0x0000000000919000-memory.dmp
        Filesize

        2.1MB

      • memory/3704-158-0x00007FF70AF46890-mapping.dmp
      • memory/4156-140-0x00000000022A0000-0x00000000023B5000-memory.dmp
        Filesize

        1.1MB

      • memory/4156-144-0x0000000000400000-0x0000000000523000-memory.dmp
        Filesize

        1.1MB

      • memory/4156-136-0x0000000000000000-mapping.dmp
      • memory/4156-139-0x00000000021BE000-0x0000000002294000-memory.dmp
        Filesize

        856KB

      • memory/4792-157-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-155-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-156-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-151-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-149-0x0000000004CA0000-0x00000000053C5000-memory.dmp
        Filesize

        7.1MB

      • memory/4792-154-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-141-0x0000000000000000-mapping.dmp
      • memory/4792-150-0x0000000004CA0000-0x00000000053C5000-memory.dmp
        Filesize

        7.1MB

      • memory/4792-152-0x0000000005520000-0x0000000005660000-memory.dmp
        Filesize

        1.2MB

      • memory/4792-163-0x0000000004CA0000-0x00000000053C5000-memory.dmp
        Filesize

        7.1MB