Analysis

  • max time kernel
    151s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2022, 10:42

General

  • Target
    file.exe
  • Size 210KB
  • Sample221013-mrnv8acaa7
  • SHA256 48d3035798125cf7588715684a5d0c3bb511ce4bca580885ff49cc0b2e062ea6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • danabot

C2
  • 192.236.233.188:443

  • 192.119.70.159:443

  • 23.106.124.171:443

  • 213.227.155.103:443

Attributes
  • embedded_hash

    56951C922035D696BFCE443750496462

  • type

    loader

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 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 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 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 39 IoCs

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

  • Checks processor information in registry 2 TTPs 44 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 19 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 31 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4932
  • C:\Users\Admin\AppData\Local\Temp\4537.exe
    C:\Users\Admin\AppData\Local\Temp\4537.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3396
    • C:\Windows\SysWOW64\agentactivationruntimestarter.exe
      C:\Windows\system32\agentactivationruntimestarter.exe
      2⤵
        PID:2480
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
        2⤵
        • Blocklisted process makes network request
        PID:5084
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 592
        2⤵
        • Program crash
        PID:2404
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 872
        2⤵
        • Program crash
        PID:2304
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 872
        2⤵
        • Program crash
        PID:1128
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
        2⤵
        • Blocklisted process makes network request
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:1604
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3396 -s 1012
        2⤵
        • Program crash
        PID:3356
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k AarSvcGroup -p -s AarSvc
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3672
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x150 0x520
      1⤵
        PID:2008
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3396 -ip 3396
        1⤵
          PID:4000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3396 -ip 3396
          1⤵
            PID:3536
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3396 -ip 3396
            1⤵
              PID:4220
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3396 -ip 3396
              1⤵
                PID:1184

              Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

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                    Downloads

                    4537.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\4537.exe
                    • Size 1.3MB
                    • SHA256 2b6e4215fc2243cc728bc82781b8110f520e470e35517b37e8b52a7f09834eb3
                    • MD5 SHA1 SHA512 SSDEEP

                    4537.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\4537.exe
                    • Size 1.3MB
                    • SHA256 2b6e4215fc2243cc728bc82781b8110f520e470e35517b37e8b52a7f09834eb3
                    • MD5 SHA1 SHA512 SSDEEP

                    Sepawuaopqtypsq.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\Sepawuaopqtypsq.tmp
                    • Size 3.3MB
                    • SHA256 1e7242ac7c025b87636e59c07e3601f1bbf5894ce0b23709405b6fefbca4dabe
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/1604-182-0x0000000002FB0000-0x0000000003A73000-memory.dmp

                    memory/1604-181-0x0000000002FB0000-0x0000000003A73000-memory.dmp

                    memory/1604-180-0x0000000003A80000-0x0000000003BC0000-memory.dmp

                    memory/1604-179-0x0000000003A80000-0x0000000003BC0000-memory.dmp

                    memory/1604-178-0x0000000000B30000-0x00000000014D4000-memory.dmp

                    memory/1604-177-0x0000000002FB0000-0x0000000003A73000-memory.dmp

                    memory/3396-171-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-174-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-145-0x0000000000400000-0x00000000006CE000-memory.dmp

                    memory/3396-183-0x0000000003320000-0x0000000003DE3000-memory.dmp

                    memory/3396-140-0x000000000242D000-0x000000000254B000-memory.dmp

                    memory/3396-141-0x0000000002550000-0x0000000002812000-memory.dmp

                    memory/3396-142-0x0000000000400000-0x00000000006CE000-memory.dmp

                    memory/3396-175-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-144-0x0000000000400000-0x00000000006CE000-memory.dmp

                    memory/3396-173-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-172-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-170-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-169-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-168-0x0000000003EB0000-0x0000000003FF0000-memory.dmp

                    memory/3396-167-0x0000000003320000-0x0000000003DE3000-memory.dmp

                    memory/3396-166-0x0000000003320000-0x0000000003DE3000-memory.dmp

                    memory/3396-165-0x0000000000400000-0x00000000006CE000-memory.dmp

                    memory/3396-164-0x0000000003320000-0x0000000003DE3000-memory.dmp

                    memory/3396-143-0x0000000000400000-0x00000000006CE000-memory.dmp

                    memory/4932-132-0x000000000075D000-0x000000000076D000-memory.dmp

                    memory/4932-133-0x0000000000730000-0x0000000000739000-memory.dmp

                    memory/4932-134-0x0000000000400000-0x0000000000592000-memory.dmp

                    memory/4932-135-0x0000000000400000-0x0000000000592000-memory.dmp

                    memory/5084-153-0x0000000000F40000-0x0000000000F43000-memory.dmp

                    memory/5084-150-0x0000000000F10000-0x0000000000F13000-memory.dmp

                    memory/5084-156-0x0000000000F70000-0x0000000000F73000-memory.dmp

                    memory/5084-155-0x0000000000F60000-0x0000000000F63000-memory.dmp

                    memory/5084-158-0x0000000000F90000-0x0000000000F93000-memory.dmp

                    memory/5084-154-0x0000000000F50000-0x0000000000F53000-memory.dmp

                    memory/5084-162-0x0000000000FC0000-0x0000000000FC3000-memory.dmp

                    memory/5084-152-0x0000000000F30000-0x0000000000F33000-memory.dmp

                    memory/5084-151-0x0000000000F20000-0x0000000000F23000-memory.dmp

                    memory/5084-157-0x0000000000F80000-0x0000000000F83000-memory.dmp

                    memory/5084-149-0x0000000000F00000-0x0000000000F03000-memory.dmp

                    memory/5084-148-0x0000000000EF0000-0x0000000000EF3000-memory.dmp

                    memory/5084-147-0x0000000000EE0000-0x0000000000EE3000-memory.dmp

                    memory/5084-159-0x0000000000FA0000-0x0000000000FA3000-memory.dmp

                    memory/5084-160-0x0000000000FB0000-0x0000000000FB3000-memory.dmp

                    memory/5084-161-0x0000000000FC0000-0x0000000000FC3000-memory.dmp