Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2022 17:24

General

  • Target

    82995b3b6525ad11ac24198aa0e7adcb445997351d07c60bbdfac5a26ac7107c.exe

  • Size

    311KB

  • MD5

    4d10dd0618309f40ecd7ec4a1363b4b3

  • SHA1

    6e06c238c064950fed2be8d81e582aad21b3e6d8

  • SHA256

    82995b3b6525ad11ac24198aa0e7adcb445997351d07c60bbdfac5a26ac7107c

  • SHA512

    dde5f5248f2200e18bcb751e74a970b0822449dcc578ef4b4988521a35edac4bca059c2fd5ea4e456381e1a73daae108626e1942f000dcf7d92056a23ebd1b2d

  • SSDEEP

    6144:zs7LQk583d2N9COM0QkOmuF9H4rWlRjO1n:z48k583d2rm0QkOErW9u

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
  • 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 18 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82995b3b6525ad11ac24198aa0e7adcb445997351d07c60bbdfac5a26ac7107c.exe
    "C:\Users\Admin\AppData\Local\Temp\82995b3b6525ad11ac24198aa0e7adcb445997351d07c60bbdfac5a26ac7107c.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:636
  • C:\Users\Admin\AppData\Local\Temp\E1AA.exe
    C:\Users\Admin\AppData\Local\Temp\E1AA.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:932
    • 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:2764
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 23993
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:1740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 536
      2⤵
      • Program crash
      PID:4480
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 932 -ip 932
    1⤵
      PID:2920
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4452

      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\E1AA.exe
        Filesize

        1.0MB

        MD5

        1a61e55fa3fd1dc5cbf63d91e6c5a93b

        SHA1

        0f68fc53fafb875aa9150ab4d39b8b5015cac684

        SHA256

        30b818c6458a2626eee09c58a2f02f11568c85a3011b4fde5b601cf8972d8a2a

        SHA512

        975c9594a3583bd72d550c57ddd60bec585c87f556aa8118ed4288f0f77e69473a11c0d889692e758363ecdb4c4e9abb6c3d7bb01cc173051bddb9e46ca598d8

      • C:\Users\Admin\AppData\Local\Temp\E1AA.exe
        Filesize

        1.0MB

        MD5

        1a61e55fa3fd1dc5cbf63d91e6c5a93b

        SHA1

        0f68fc53fafb875aa9150ab4d39b8b5015cac684

        SHA256

        30b818c6458a2626eee09c58a2f02f11568c85a3011b4fde5b601cf8972d8a2a

        SHA512

        975c9594a3583bd72d550c57ddd60bec585c87f556aa8118ed4288f0f77e69473a11c0d889692e758363ecdb4c4e9abb6c3d7bb01cc173051bddb9e46ca598d8

      • 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

      • memory/636-133-0x00000000005F0000-0x00000000005F9000-memory.dmp
        Filesize

        36KB

      • memory/636-134-0x0000000000400000-0x0000000000453000-memory.dmp
        Filesize

        332KB

      • memory/636-135-0x0000000000400000-0x0000000000453000-memory.dmp
        Filesize

        332KB

      • memory/636-132-0x0000000000648000-0x000000000065E000-memory.dmp
        Filesize

        88KB

      • memory/932-136-0x0000000000000000-mapping.dmp
      • memory/932-142-0x0000000002099000-0x000000000216F000-memory.dmp
        Filesize

        856KB

      • memory/932-144-0x0000000000400000-0x0000000000517000-memory.dmp
        Filesize

        1.1MB

      • memory/932-143-0x0000000002270000-0x0000000002385000-memory.dmp
        Filesize

        1.1MB

      • memory/1740-158-0x000002321FC20000-0x000002321FE4A000-memory.dmp
        Filesize

        2.2MB

      • memory/1740-157-0x0000000000780000-0x0000000000999000-memory.dmp
        Filesize

        2.1MB

      • memory/1740-153-0x00007FF78FE66890-mapping.dmp
      • memory/1740-155-0x000002321FAD0000-0x000002321FC10000-memory.dmp
        Filesize

        1.2MB

      • memory/1740-154-0x000002321FAD0000-0x000002321FC10000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-145-0x0000000004FA0000-0x00000000056C5000-memory.dmp
        Filesize

        7.1MB

      • memory/2764-150-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-152-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-149-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-151-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-147-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-148-0x0000000005790000-0x00000000058D0000-memory.dmp
        Filesize

        1.2MB

      • memory/2764-156-0x0000000005809000-0x000000000580B000-memory.dmp
        Filesize

        8KB

      • memory/2764-146-0x0000000004FA0000-0x00000000056C5000-memory.dmp
        Filesize

        7.1MB

      • memory/2764-139-0x0000000000000000-mapping.dmp
      • memory/2764-159-0x0000000004FA0000-0x00000000056C5000-memory.dmp
        Filesize

        7.1MB