Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/12/2022, 02:32

General

  • Target
    file.exe
  • Size 259KB
  • Sample221214-c1bbdaha95
  • SHA256 5b5a808fdddcda78b96a8acadf407b9fdf7d9dcbf6fd4e9b508e66d1612e688c
  • 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
  • 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.

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 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 3 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 45 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • 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 36 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 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:1976
  • C:\Users\Admin\AppData\Local\Temp\F3DA.exe
    C:\Users\Admin\AppData\Local\Temp\F3DA.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:4212
    • C:\Users\Admin\AppData\Local\Temp\Tyiotphai.exe
      "C:\Users\Admin\AppData\Local\Temp\Tyiotphai.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4916
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 432
        3⤵
        • Program crash
        PID:1884
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      PID:4152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 1412
      2⤵
      • Program crash
      PID:2476
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4916 -ip 4916
    1⤵
      PID:2308
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-first-run --no-default-browser-check --silent-launch --disable-backgrounding-occluded-windows --disable-background-timer-throttling --ran-launcher --profile-directory="Default"
      1⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Enumerates system info in registry
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3768
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffd3cb44f50,0x7ffd3cb44f60,0x7ffd3cb44f70
        2⤵
          PID:3216
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1616,16349841879607341061,11841567939841844029,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1644 /prefetch:2
          2⤵
            PID:4560
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1616,16349841879607341061,11841567939841844029,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1964 /prefetch:8
            2⤵
              PID:1708
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1616,16349841879607341061,11841567939841844029,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2288 /prefetch:8
              2⤵
                PID:4072
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 3768 -s 3136
                2⤵
                • Program crash
                PID:3876
            • C:\Windows\System32\CompPkgSrv.exe
              C:\Windows\System32\CompPkgSrv.exe -Embedding
              1⤵
                PID:1828
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -pss -s 360 -p 3768 -ip 3768
                1⤵
                  PID:1980
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4212 -ip 4212
                  1⤵
                    PID:3052

                  Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

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                        Downloads

                        F3DA.exe

                        • Path C:\Users\Admin\AppData\Local\Temp\F3DA.exe
                        • Size 4.5MB
                        • SHA256 95c56be6be12d44de97a0bc861b93aa5ed138fc718f62464aa9c5672b7fa5cef
                        • MD5 SHA1 SHA512 SSDEEP

                        F3DA.exe

                        • Path C:\Users\Admin\AppData\Local\Temp\F3DA.exe
                        • Size 4.5MB
                        • SHA256 95c56be6be12d44de97a0bc861b93aa5ed138fc718f62464aa9c5672b7fa5cef
                        • MD5 SHA1 SHA512 SSDEEP

                        Tyiotphai.exe

                        • Path C:\Users\Admin\AppData\Local\Temp\Tyiotphai.exe
                        • Size 1.4MB
                        • SHA256 5b6ea9afdebfce6aafda78bbc6f9a9d81494436e4b159122bbc3122355d7a44b
                        • MD5 SHA1 SHA512 SSDEEP

                        Tyiotphai.exe

                        • Path C:\Users\Admin\AppData\Local\Temp\Tyiotphai.exe
                        • Size 1.4MB
                        • SHA256 5b6ea9afdebfce6aafda78bbc6f9a9d81494436e4b159122bbc3122355d7a44b
                        • MD5 SHA1 SHA512 SSDEEP

                        memory/376-166-0x0000000008170000-0x0000000008297000-memory.dmp

                        memory/376-167-0x0000000008170000-0x0000000008297000-memory.dmp

                        memory/376-173-0x0000000008170000-0x0000000008297000-memory.dmp

                        memory/1976-133-0x00000000006E0000-0x00000000006E9000-memory.dmp

                        memory/1976-134-0x0000000000400000-0x0000000000448000-memory.dmp

                        memory/1976-135-0x0000000000400000-0x0000000000448000-memory.dmp

                        memory/1976-132-0x000000000077D000-0x0000000000786000-memory.dmp

                        memory/4152-168-0x0000000002EE0000-0x0000000003605000-memory.dmp

                        memory/4152-162-0x00000000036D0000-0x0000000003810000-memory.dmp

                        memory/4152-161-0x00000000036D0000-0x0000000003810000-memory.dmp

                        memory/4152-160-0x0000000002EE0000-0x0000000003605000-memory.dmp

                        memory/4152-159-0x0000000000E00000-0x0000000001405000-memory.dmp

                        memory/4152-158-0x00000000036D0000-0x0000000003810000-memory.dmp

                        memory/4152-157-0x00000000036D0000-0x0000000003810000-memory.dmp

                        memory/4152-156-0x0000000002EE0000-0x0000000003605000-memory.dmp

                        memory/4212-152-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-145-0x0000000006400000-0x0000000006B25000-memory.dmp

                        memory/4212-153-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-151-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-150-0x0000000006400000-0x0000000006B25000-memory.dmp

                        memory/4212-148-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-149-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-147-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-146-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-170-0x0000000000400000-0x000000000089B000-memory.dmp

                        memory/4212-174-0x0000000000400000-0x000000000089B000-memory.dmp

                        memory/4212-154-0x0000000006D80000-0x0000000006EC0000-memory.dmp

                        memory/4212-172-0x0000000006400000-0x0000000006B25000-memory.dmp

                        memory/4212-141-0x0000000000400000-0x000000000089B000-memory.dmp

                        memory/4212-140-0x0000000002B20000-0x0000000002FB9000-memory.dmp

                        memory/4212-139-0x00000000026CE000-0x0000000002B13000-memory.dmp

                        memory/4916-164-0x0000000002500000-0x0000000002632000-memory.dmp

                        memory/4916-169-0x0000000000400000-0x0000000000571000-memory.dmp

                        memory/4916-165-0x0000000000400000-0x0000000000571000-memory.dmp

                        memory/4916-163-0x00000000022C2000-0x00000000023F3000-memory.dmp