Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/12/2022, 22:55

General

  • Target
    file.exe
  • Size 215KB
  • Sample221218-2v4heagh3v
  • SHA256 7cb730ff9cc0d98eb54dfeadca673e722e6234ca274950fe530e26a9324b270e
  • MD5 SHA1 SHA512 SSDEEP

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
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 12 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 17 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 18 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:636
  • C:\Users\Admin\AppData\Local\Temp\E1D9.exe
    C:\Users\Admin\AppData\Local\Temp\E1D9.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:5076
    • 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
      • Sets DLL path for service in the registry
      • Sets service image path in registry
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 23993
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:2692
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 536
      2⤵
      • Program crash
      PID:1672
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 5076 -ip 5076
    1⤵
      PID:4960
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4744
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\SysWOW64\svchost.exe -k LocalService
        1⤵
          PID:1028
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\system32\rundll32.exe" "c:\program files (x86)\windowspowershell\modules\dynamic.dll",XAVXRFlKOA==
            2⤵
              PID:4056

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                Dynamic.dll

                • Path C:\Program Files (x86)\WindowsPowerShell\Modules\Dynamic.dll
                • Size 726KB
                • SHA256 59c1af102033288668e10d1beb4f1f53af370e3a5958b0975c39d2866b114d77
                • MD5 SHA1 SHA512 SSDEEP

                Dynamic.dll

                • Path C:\Program Files (x86)\WindowsPowerShell\Modules\Dynamic.dll
                • Size 726KB
                • SHA256 59c1af102033288668e10d1beb4f1f53af370e3a5958b0975c39d2866b114d77
                • MD5 SHA1 SHA512 SSDEEP

                Active.GRL

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\Active.GRL
                • Size 14KB
                • SHA256 bda9df3591bf7f67d4b31d23cffdcf927da6f00ae1b393f07aea69ba1c4344bc
                • MD5 SHA1 SHA512 SSDEEP

                C2RManifest.Word.Word.x-none.msi.16.x-none.xml

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\C2RManifest.Word.Word.x-none.msi.16.x-none.xml
                • Size 93KB
                • SHA256 846687ca03420046249f3525dc02ee08099671d8a3f48f42046febff9eedc877
                • MD5 SHA1 SHA512 SSDEEP

                Microsoft.AsyncTextService_10.0.19041.1023_neutral__8wekyb3d8bbwe.xml

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\Microsoft.AsyncTextService_10.0.19041.1023_neutral__8wekyb3d8bbwe.xml
                • Size 2KB
                • SHA256 7b3b1b641ebbda5397a11af86cb347b0f644ab439341c62b1c81d6990e6f75bc
                • MD5 SHA1 SHA512

                Microsoft_Office_OfficeTelemetryAgentLogOn2016.xml

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\Microsoft_Office_OfficeTelemetryAgentLogOn2016.xml
                • Size 3KB
                • SHA256 2da208b3e33831803c1b830244636ca3d6cbc54fdd7e4add03059795c169002e
                • MD5 SHA1 SHA512

                Shpetph.tmp

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\Shpetph.tmp
                • Size 2.3MB
                • SHA256 f5393f5dcfd0616c697ecbbb212ffc45750e7e75540a716a8a54d9edbcd11416
                • MD5 SHA1 SHA512 SSDEEP

                edbtmp.log

                • Path C:\ProgramData\{F21FF8C2-A136-6557-C5DD-F59D9999C8E7}\edbtmp.log
                • Size 64KB
                • SHA256 fc4893227a67c20d08a4e6b88ea87a909dbe011c9c82298548d2f25054da23b3
                • MD5 SHA1 SHA512 SSDEEP

                E1D9.exe

                • Path C:\Users\Admin\AppData\Local\Temp\E1D9.exe
                • Size 1005KB
                • SHA256 1880b1a25e05835f30fb291b7871e594a85aec146c659ee32b8ab4f950635a4f
                • MD5 SHA1 SHA512 SSDEEP

                E1D9.exe

                • Path C:\Users\Admin\AppData\Local\Temp\E1D9.exe
                • Size 1005KB
                • SHA256 1880b1a25e05835f30fb291b7871e594a85aec146c659ee32b8ab4f950635a4f
                • MD5 SHA1 SHA512 SSDEEP

                Ipoetwsuqhd.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\Ipoetwsuqhd.tmp
                • Size 726KB
                • SHA256 2c7500ac5ebb0116e640747b8a5f0a2648f7d2f5f516ebb398b864cccc626fbe
                • MD5 SHA1 SHA512 SSDEEP

                Ipoetwsuqhd.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\Ipoetwsuqhd.tmp
                • Size 726KB
                • SHA256 2c7500ac5ebb0116e640747b8a5f0a2648f7d2f5f516ebb398b864cccc626fbe
                • MD5 SHA1 SHA512 SSDEEP

                dynamic.dll

                • Path \??\c:\program files (x86)\windowspowershell\modules\dynamic.dll
                • Size 726KB
                • SHA256 59c1af102033288668e10d1beb4f1f53af370e3a5958b0975c39d2866b114d77
                • MD5 SHA1 SHA512 SSDEEP

                memory/636-135-0x0000000000400000-0x000000000045D000-memory.dmp

                memory/636-132-0x00000000005C9000-0x00000000005DA000-memory.dmp

                memory/636-134-0x0000000000400000-0x000000000045D000-memory.dmp

                memory/636-133-0x0000000000510000-0x0000000000519000-memory.dmp

                memory/1028-164-0x0000000003130000-0x0000000003855000-memory.dmp

                memory/1028-163-0x0000000003130000-0x0000000003855000-memory.dmp

                memory/2592-152-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2592-148-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2592-145-0x00000000045E0000-0x0000000004D05000-memory.dmp

                memory/2592-146-0x00000000045E0000-0x0000000004D05000-memory.dmp

                memory/2592-156-0x0000000004E49000-0x0000000004E4B000-memory.dmp

                memory/2592-151-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2592-147-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2592-159-0x00000000045E0000-0x0000000004D05000-memory.dmp

                memory/2592-150-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2592-149-0x0000000004DD0000-0x0000000004F10000-memory.dmp

                memory/2692-157-0x0000000000780000-0x0000000000999000-memory.dmp

                memory/2692-158-0x00000237D4B80000-0x00000237D4DAA000-memory.dmp

                memory/2692-155-0x00000237D4A20000-0x00000237D4B60000-memory.dmp

                memory/2692-154-0x00000237D4A20000-0x00000237D4B60000-memory.dmp

                memory/4056-172-0x0000000004790000-0x0000000004EB5000-memory.dmp

                memory/4056-173-0x0000000004790000-0x0000000004EB5000-memory.dmp

                memory/5076-144-0x0000000000400000-0x0000000000523000-memory.dmp

                memory/5076-143-0x0000000002230000-0x0000000002345000-memory.dmp

                memory/5076-142-0x000000000213A000-0x0000000002210000-memory.dmp