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, 09:25

General

  • Target

    4b104fabbea467e56782ba6073006e6a.exe

  • Size

    215KB

  • MD5

    4b104fabbea467e56782ba6073006e6a

  • SHA1

    ba3aa8f9547d05b01309d6ac3b2142dadcafa304

  • SHA256

    a2a1210cb259aef978fff5de2bd77447dde10fc62689e2fb1b422cebd24b3269

  • SHA512

    a95401ac891346df204f8284ead4ef4d1c46efd73fd4a7edefdd081d40bf338b83e82342e4cb23571a1a59aaca90dc7de41eb9046c697b97229d235102392dea

  • SSDEEP

    3072:lnC2vLlB8aRsE7eGAC3D1LmRdhDiLswS+qaNRAtOba+tcdtTYljcbImdzmuX:l/vLlBoApxsqd0qcjEljcbXF

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
  • 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 18 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 16 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\4b104fabbea467e56782ba6073006e6a.exe
    "C:\Users\Admin\AppData\Local\Temp\4b104fabbea467e56782ba6073006e6a.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4332
  • C:\Users\Admin\AppData\Local\Temp\EE4D.exe
    C:\Users\Admin\AppData\Local\Temp\EE4D.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2464
    • 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:1144
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 23958
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:3092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 520
      2⤵
      • Program crash
      PID:620
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2464 -ip 2464
    1⤵
      PID:2716
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3104

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\EE4D.exe

              Filesize

              1.1MB

              MD5

              d4fe627b0bc66a57bfdb76c531c06ce6

              SHA1

              1a9ff0a579460a2e90266ebbfbad127514a74e7a

              SHA256

              9292bc6aec169cc1f3f223470669c6307f1d3e61687544c0a228846c1cf0df97

              SHA512

              bea169646b86ca0659efe0989856d58098efcc70d8b8953045635ddd7d4293aed656771d8d0a1e5e4e87a4f272b8e6b69f4eeacd7d7f7220d5b6e50535aa2617

            • C:\Users\Admin\AppData\Local\Temp\EE4D.exe

              Filesize

              1.1MB

              MD5

              d4fe627b0bc66a57bfdb76c531c06ce6

              SHA1

              1a9ff0a579460a2e90266ebbfbad127514a74e7a

              SHA256

              9292bc6aec169cc1f3f223470669c6307f1d3e61687544c0a228846c1cf0df97

              SHA512

              bea169646b86ca0659efe0989856d58098efcc70d8b8953045635ddd7d4293aed656771d8d0a1e5e4e87a4f272b8e6b69f4eeacd7d7f7220d5b6e50535aa2617

            • 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/1144-146-0x0000000004B50000-0x0000000005275000-memory.dmp

              Filesize

              7.1MB

            • memory/1144-147-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/1144-159-0x0000000004B50000-0x0000000005275000-memory.dmp

              Filesize

              7.1MB

            • memory/1144-156-0x00000000053B9000-0x00000000053BB000-memory.dmp

              Filesize

              8KB

            • memory/1144-152-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/1144-151-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/1144-150-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/1144-149-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/1144-145-0x0000000004B50000-0x0000000005275000-memory.dmp

              Filesize

              7.1MB

            • memory/1144-148-0x0000000005340000-0x0000000005480000-memory.dmp

              Filesize

              1.2MB

            • memory/2464-142-0x0000000001FFC000-0x00000000020D2000-memory.dmp

              Filesize

              856KB

            • memory/2464-144-0x0000000000400000-0x0000000000517000-memory.dmp

              Filesize

              1.1MB

            • memory/2464-143-0x0000000002260000-0x0000000002375000-memory.dmp

              Filesize

              1.1MB

            • memory/3092-154-0x00000245B4E60000-0x00000245B4FA0000-memory.dmp

              Filesize

              1.2MB

            • memory/3092-155-0x00000245B4E60000-0x00000245B4FA0000-memory.dmp

              Filesize

              1.2MB

            • memory/3092-157-0x0000000000140000-0x0000000000359000-memory.dmp

              Filesize

              2.1MB

            • memory/3092-158-0x00000245B3490000-0x00000245B36BA000-memory.dmp

              Filesize

              2.2MB

            • memory/4332-132-0x0000000000688000-0x0000000000699000-memory.dmp

              Filesize

              68KB

            • memory/4332-133-0x00000000005F0000-0x00000000005F9000-memory.dmp

              Filesize

              36KB

            • memory/4332-134-0x0000000000400000-0x000000000045D000-memory.dmp

              Filesize

              372KB

            • memory/4332-135-0x0000000000400000-0x000000000045D000-memory.dmp

              Filesize

              372KB