Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/12/2022, 02:56

General

  • Target
    file.exe
  • Size 213KB
  • Sample221217-de16caga97
  • SHA256 4ec544ab5dea3f6392db3d122ef23becda3ed99d6468cd9d135a0f0f0fc56458
  • 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 3 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 4 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 49 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 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:1476
  • C:\Users\Admin\AppData\Local\Temp\ED24.exe
    C:\Users\Admin\AppData\Local\Temp\ED24.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\AppData\Local\Temp\Eewfhetyyyrtfpd.exe
      "C:\Users\Admin\AppData\Local\Temp\Eewfhetyyyrtfpd.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3844
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
      2⤵
      • Checks processor information in registry
      PID:1504
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 1300
        3⤵
        • Program crash
        PID:644
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 1156
      2⤵
      • Program crash
      PID:3204
  • 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:1500
    • 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,0x100,0x104,0xd8,0x108,0x7ffa44d44f50,0x7ffa44d44f60,0x7ffa44d44f70
      2⤵
        PID:3176
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1616,13648098956956468903,5471617841761852866,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1656 /prefetch:2
        2⤵
          PID:1268
        • 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=1616,13648098956956468903,5471617841761852866,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2008 /prefetch:8
          2⤵
            PID:536
          • 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=1616,13648098956956468903,5471617841761852866,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2276 /prefetch:8
            2⤵
              PID:4680
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1616,13648098956956468903,5471617841761852866,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3548 /prefetch:8
              2⤵
                PID:2244
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 1500 -s 3612
                2⤵
                • Program crash
                PID:4760
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1504 -ip 1504
              1⤵
                PID:1116
              • C:\Windows\System32\CompPkgSrv.exe
                C:\Windows\System32\CompPkgSrv.exe -Embedding
                1⤵
                  PID:4056
                • C:\Users\Admin\AppData\Local\Temp\22FA.exe
                  C:\Users\Admin\AppData\Local\Temp\22FA.exe
                  1⤵
                  • Executes dropped EXE
                  PID:752
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 268
                    2⤵
                    • Program crash
                    PID:2188
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 752 -ip 752
                  1⤵
                    PID:4344
                  • C:\Windows\system32\WerFault.exe
                    C:\Windows\system32\WerFault.exe -pss -s 420 -p 1500 -ip 1500
                    1⤵
                      PID:2672
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4020 -ip 4020
                      1⤵
                        PID:3928

                      Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

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                            Downloads

                            22FA.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\22FA.exe
                            • Size 1.4MB
                            • SHA256 bf52f8def7e804055268e9f17bd8fc91edea479e7d719f9335035bfc71ef21bd
                            • MD5 SHA1 SHA512 SSDEEP

                            22FA.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\22FA.exe
                            • Size 1.4MB
                            • SHA256 bf52f8def7e804055268e9f17bd8fc91edea479e7d719f9335035bfc71ef21bd
                            • MD5 SHA1 SHA512 SSDEEP

                            ED24.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\ED24.exe
                            • Size 5.6MB
                            • SHA256 358a2fc8a8e93409e1e99de29f45b604438786c346ed5a9c4b378bc58e969a2f
                            • MD5 SHA1 SHA512 SSDEEP

                            ED24.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\ED24.exe
                            • Size 5.6MB
                            • SHA256 358a2fc8a8e93409e1e99de29f45b604438786c346ed5a9c4b378bc58e969a2f
                            • MD5 SHA1 SHA512 SSDEEP

                            Eewfhetyyyrtfpd.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\Eewfhetyyyrtfpd.exe
                            • Size 2.4MB
                            • SHA256 794be0b98421623959185a060092be697fa695a73268ab8a46c7ab12655df62b
                            • MD5 SHA1 SHA512 SSDEEP

                            Eewfhetyyyrtfpd.exe

                            • Path C:\Users\Admin\AppData\Local\Temp\Eewfhetyyyrtfpd.exe
                            • Size 2.4MB
                            • SHA256 794be0b98421623959185a060092be697fa695a73268ab8a46c7ab12655df62b
                            • MD5 SHA1 SHA512 SSDEEP

                            memory/1476-135-0x0000000000400000-0x0000000000452000-memory.dmp

                            memory/1476-134-0x0000000000400000-0x0000000000452000-memory.dmp

                            memory/1476-132-0x0000000000543000-0x0000000000554000-memory.dmp

                            memory/1476-133-0x00000000001F0000-0x00000000001F9000-memory.dmp

                            memory/1504-166-0x0000000003460000-0x0000000003B85000-memory.dmp

                            memory/1504-164-0x0000000003C10000-0x0000000003D50000-memory.dmp

                            memory/1504-163-0x0000000003460000-0x0000000003B85000-memory.dmp

                            memory/1504-162-0x0000000003C10000-0x0000000003D50000-memory.dmp

                            memory/1504-161-0x0000000001250000-0x0000000001855000-memory.dmp

                            memory/1504-160-0x0000000003C10000-0x0000000003D50000-memory.dmp

                            memory/1504-159-0x0000000003C10000-0x0000000003D50000-memory.dmp

                            memory/1504-158-0x0000000003460000-0x0000000003B85000-memory.dmp

                            memory/2492-145-0x000000000B2B0000-0x000000000B519000-memory.dmp

                            memory/2492-172-0x000000000B2B0000-0x000000000B519000-memory.dmp

                            memory/2492-157-0x000000000B2B0000-0x000000000B519000-memory.dmp

                            memory/4020-154-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-155-0x0000000006C70000-0x0000000007395000-memory.dmp

                            memory/4020-153-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-152-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-151-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-150-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-149-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-148-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-147-0x0000000007650000-0x0000000007790000-memory.dmp

                            memory/4020-146-0x0000000006C70000-0x0000000007395000-memory.dmp

                            memory/4020-141-0x0000000000400000-0x00000000009BE000-memory.dmp

                            memory/4020-140-0x0000000002B70000-0x000000000312D000-memory.dmp

                            memory/4020-139-0x0000000000D53000-0x00000000012C2000-memory.dmp

                            memory/4020-170-0x0000000000400000-0x00000000009BE000-memory.dmp

                            memory/4020-171-0x0000000006C70000-0x0000000007395000-memory.dmp

                            memory/4020-173-0x0000000000400000-0x00000000009BE000-memory.dmp