Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2022, 23:23

General

  • Target
    file.exe
  • Size 266KB
  • Sample221004-3c47nachb2
  • SHA256 765fc6ddc8f0ab84b5962463da803492dbaa86d28879e32d155cba3fb278546d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • danabot

C2
  • 49.0.50.0:57

  • 51.0.52.0:0

  • 53.0.54.0:1200

  • 55.0.56.0:65535

Attributes
  • embedded_hash

    EAD30BF58E340E9E105B328F524565E0

  • 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 1 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 49 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 23 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 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:3368
  • C:\Users\Admin\AppData\Local\Temp\10B9.exe
    C:\Users\Admin\AppData\Local\Temp\10B9.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:108
    • C:\Windows\SysWOW64\agentactivationruntimestarter.exe
      C:\Windows\system32\agentactivationruntimestarter.exe
      2⤵
        PID:316
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 108 -s 880
        2⤵
        • Program crash
        PID:4804
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 108 -s 880
        2⤵
        • Program crash
        PID:4276
      • 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:1440
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 108 -s 908
        2⤵
        • Program crash
        PID:1720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 108 -s 1016
        2⤵
        • Program crash
        PID:856
    • 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:2116
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x4e8 0x508
      1⤵
        PID:3904
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 108 -ip 108
        1⤵
          PID:2936
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 108 -ip 108
          1⤵
            PID:1504
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 108 -ip 108
            1⤵
              PID:1168
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 108 -ip 108
              1⤵
                PID:4088

              Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    10B9.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\10B9.exe
                    • Size 4.6MB
                    • SHA256 50cdd9abfc4a979ffe1bfb02e003226fc70520310948ead2961319922a5821a9
                    • MD5 SHA1 SHA512 SSDEEP

                    10B9.exe

                    • Path C:\Users\Admin\AppData\Local\Temp\10B9.exe
                    • Size 4.6MB
                    • SHA256 50cdd9abfc4a979ffe1bfb02e003226fc70520310948ead2961319922a5821a9
                    • MD5 SHA1 SHA512 SSDEEP

                    Microsoft .NET Framework 4.7.2 Setup_20220812_191749306.html

                    • Path C:\Users\Admin\AppData\Local\Temp\Microsoft .NET Framework 4.7.2 Setup_20220812_191749306.html
                    • Size 94KB
                    • SHA256 fe6525b8436cfb0df02ae2cd7e7054bd706b3fa6f68ba4ded69308ed0bbfc350
                    • MD5 SHA1 SHA512 SSDEEP

                    Uapaipuuih.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\Uapaipuuih.tmp
                    • Size 3.3MB
                    • SHA256 e473b9afa947ef211c7e7cad6521687d504ec244a22f5ea5381f7020f947fc7d
                    • MD5 SHA1 SHA512 SSDEEP

                    chrome_installer.log

                    • Path C:\Users\Admin\AppData\Local\Temp\chrome_installer.log
                    • Size 3KB
                    • SHA256 40788006e1a1ef42a7c2739f7e8dd4389efe1a6b107f50580e70e8ebe5f40272
                    • MD5 SHA1 SHA512

                    dd_vcredistMSI50B8.txt

                    • Path C:\Users\Admin\AppData\Local\Temp\dd_vcredistMSI50B8.txt
                    • Size 426KB
                    • SHA256 37c69c02974b85d856e00765ff6b978bc55f03f1254b5f50754d5acd7c32c296
                    • MD5 SHA1 SHA512 SSDEEP

                    dd_vcredistUI50E6.txt

                    • Path C:\Users\Admin\AppData\Local\Temp\dd_vcredistUI50E6.txt
                    • Size 11KB
                    • SHA256 ea98fcd19ab84934ea13c76c8062613b8aab53eba191f617154ad1ad6de9541d
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/108-142-0x0000000002B80000-0x0000000003196000-memory.dmp

                    memory/108-156-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-141-0x000000000270D000-0x0000000002B77000-memory.dmp

                    memory/108-170-0x0000000003860000-0x0000000004327000-memory.dmp

                    memory/108-143-0x0000000000400000-0x0000000000A22000-memory.dmp

                    memory/108-144-0x0000000000400000-0x0000000000A22000-memory.dmp

                    memory/108-145-0x0000000000400000-0x0000000000A22000-memory.dmp

                    memory/108-146-0x0000000000400000-0x0000000000A22000-memory.dmp

                    memory/108-147-0x0000000003860000-0x0000000004327000-memory.dmp

                    memory/108-148-0x0000000003860000-0x0000000004327000-memory.dmp

                    memory/108-149-0x0000000003860000-0x0000000004327000-memory.dmp

                    memory/108-150-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-151-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-153-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-154-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-155-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-152-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/108-169-0x0000000000400000-0x0000000000A22000-memory.dmp

                    memory/108-157-0x00000000043F0000-0x0000000004530000-memory.dmp

                    memory/1440-168-0x0000000002B90000-0x0000000003657000-memory.dmp

                    memory/1440-161-0x00000000036C0000-0x0000000003800000-memory.dmp

                    memory/1440-167-0x0000000000DD0000-0x0000000001778000-memory.dmp

                    memory/1440-159-0x0000000002B90000-0x0000000003657000-memory.dmp

                    memory/1440-160-0x00000000036C0000-0x0000000003800000-memory.dmp

                    memory/1440-171-0x0000000002B90000-0x0000000003657000-memory.dmp

                    memory/3368-135-0x00000000006BC000-0x00000000006CC000-memory.dmp

                    memory/3368-136-0x0000000000400000-0x0000000000448000-memory.dmp

                    memory/3368-134-0x0000000000400000-0x0000000000448000-memory.dmp

                    memory/3368-133-0x00000000004C0000-0x00000000004C9000-memory.dmp

                    memory/3368-132-0x00000000006BC000-0x00000000006CC000-memory.dmp