Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2022 20:18

General

  • Target

    c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc.exe

  • Size

    214KB

  • MD5

    816287b83f2bcba44a103e227868ef1f

  • SHA1

    4a57ff432e2f83bdbdb5c1d880728e02a47262bb

  • SHA256

    c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc

  • SHA512

    0235eaf331a51d8dccb1352769eb72545c36ead5ce5b988a279c795dc840cdc25a750b5b15c185df95fd4523bca45ab843a8f0c89baf4d2bad6ad3e0d5d062ea

  • SSDEEP

    3072:IX4oLOH3aR6hPmyakx2fb+Siha+onfhe+aNRAtOba+oN2ZEzjcbImdzmuX:IIoLOHrhPmmx2T+SMinpex0RNjjcbXF

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 1 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 24 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 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\c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc.exe
    "C:\Users\Admin\AppData\Local\Temp\c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4604
  • C:\Users\Admin\AppData\Local\Temp\33D1.exe
    C:\Users\Admin\AppData\Local\Temp\33D1.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2768
    • 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
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:4936
      • 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:5116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 520
      2⤵
      • Program crash
      PID:4892
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2768 -ip 2768
    1⤵
      PID:236
    • C:\Users\Admin\AppData\Roaming\ghddbwe
      C:\Users\Admin\AppData\Roaming\ghddbwe
      1⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3004
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3556

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\33D1.exe

        Filesize

        1.1MB

        MD5

        0632c99ab43231f1f8b7c7f6bc8e30d8

        SHA1

        ea284fc244536dd7f1ef4990879a554cd1375671

        SHA256

        b3a1633cf2b87e4084d7c61a92a36c8c5fca4c926a7eed0916653712618033b1

        SHA512

        56dc4e12f80d175901acf8be0d3fa9512ce581774caaa6593a49b1369219022ebfa098e1ba47930f7619174f7afa4b0155bcac4d83162841b40899458cd1c643

      • C:\Users\Admin\AppData\Local\Temp\33D1.exe

        Filesize

        1.1MB

        MD5

        0632c99ab43231f1f8b7c7f6bc8e30d8

        SHA1

        ea284fc244536dd7f1ef4990879a554cd1375671

        SHA256

        b3a1633cf2b87e4084d7c61a92a36c8c5fca4c926a7eed0916653712618033b1

        SHA512

        56dc4e12f80d175901acf8be0d3fa9512ce581774caaa6593a49b1369219022ebfa098e1ba47930f7619174f7afa4b0155bcac4d83162841b40899458cd1c643

      • 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

      • C:\Users\Admin\AppData\Roaming\ghddbwe

        Filesize

        214KB

        MD5

        816287b83f2bcba44a103e227868ef1f

        SHA1

        4a57ff432e2f83bdbdb5c1d880728e02a47262bb

        SHA256

        c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc

        SHA512

        0235eaf331a51d8dccb1352769eb72545c36ead5ce5b988a279c795dc840cdc25a750b5b15c185df95fd4523bca45ab843a8f0c89baf4d2bad6ad3e0d5d062ea

      • C:\Users\Admin\AppData\Roaming\ghddbwe

        Filesize

        214KB

        MD5

        816287b83f2bcba44a103e227868ef1f

        SHA1

        4a57ff432e2f83bdbdb5c1d880728e02a47262bb

        SHA256

        c31618dee7fb1f9d3b5cdc3fd42a8a498695e062404d1a5244c3b09466e912fc

        SHA512

        0235eaf331a51d8dccb1352769eb72545c36ead5ce5b988a279c795dc840cdc25a750b5b15c185df95fd4523bca45ab843a8f0c89baf4d2bad6ad3e0d5d062ea

      • memory/2768-143-0x00000000023C0000-0x00000000024F0000-memory.dmp

        Filesize

        1.2MB

      • memory/2768-144-0x0000000000400000-0x0000000000531000-memory.dmp

        Filesize

        1.2MB

      • memory/2768-136-0x0000000000000000-mapping.dmp

      • memory/2768-142-0x000000000210C000-0x00000000021FA000-memory.dmp

        Filesize

        952KB

      • memory/3004-148-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/3004-149-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/3004-147-0x0000000000569000-0x0000000000579000-memory.dmp

        Filesize

        64KB

      • memory/4604-135-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/4604-134-0x0000000000400000-0x000000000045D000-memory.dmp

        Filesize

        372KB

      • memory/4604-133-0x00000000005B0000-0x00000000005B9000-memory.dmp

        Filesize

        36KB

      • memory/4604-132-0x0000000000618000-0x0000000000628000-memory.dmp

        Filesize

        64KB

      • memory/4936-153-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-157-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-151-0x00000000058C0000-0x0000000005FE5000-memory.dmp

        Filesize

        7.1MB

      • memory/4936-152-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-139-0x0000000000000000-mapping.dmp

      • memory/4936-154-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-155-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-150-0x00000000058C0000-0x0000000005FE5000-memory.dmp

        Filesize

        7.1MB

      • memory/4936-164-0x00000000058C0000-0x0000000005FE5000-memory.dmp

        Filesize

        7.1MB

      • memory/4936-156-0x0000000004610000-0x0000000004750000-memory.dmp

        Filesize

        1.2MB

      • memory/4936-161-0x0000000004689000-0x000000000468B000-memory.dmp

        Filesize

        8KB

      • memory/5116-160-0x000001C107B70000-0x000001C107CB0000-memory.dmp

        Filesize

        1.2MB

      • memory/5116-159-0x000001C107B70000-0x000001C107CB0000-memory.dmp

        Filesize

        1.2MB

      • memory/5116-162-0x0000000000EF0000-0x0000000001109000-memory.dmp

        Filesize

        2.1MB

      • memory/5116-163-0x000001C106330000-0x000001C10655A000-memory.dmp

        Filesize

        2.2MB

      • memory/5116-158-0x00007FF64A726890-mapping.dmp