Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2022, 23:41

General

  • Target
    523c5a131f022db2672793529c1151fc.exe
  • Size 245KB
  • Sample220908-3pegrsdbfr
  • SHA256 a832f7e71c3064d64846a1bc42940e15a9410f4fd4edc795b79c2cc28e0a929d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • danabot

C2
  • 153.92.223.225:443

  • 198.15.112.179:443

  • 185.62.56.245:443

  • 66.85.147.23:443

Attributes
  • embedded_hash

    61A1CB063216C13FFD2E15D7F3F515E2

  • 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
  • Loads dropped DLL 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 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 46 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 17 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\523c5a131f022db2672793529c1151fc.exe
    "C:\Users\Admin\AppData\Local\Temp\523c5a131f022db2672793529c1151fc.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2160
  • C:\Users\Admin\AppData\Local\Temp\343A.exe
    C:\Users\Admin\AppData\Local\Temp\343A.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4596
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\Pedeuesu.dll,start C:\Users\Admin\AppData\Local\Temp\343A.exe
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
        3⤵
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:3592
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 536
      2⤵
      • Program crash
      PID:3472
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4596 -ip 4596
    1⤵
      PID:3296

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          343A.exe

          • Path C:\Users\Admin\AppData\Local\Temp\343A.exe
          • Size 2.4MB
          • SHA256 be312c5048b17325b0b8f95602c6ea52349c69ddabe52e6d29211d6572e0abe9
          • MD5 SHA1 SHA512 SSDEEP

          343A.exe

          • Path C:\Users\Admin\AppData\Local\Temp\343A.exe
          • Size 2.4MB
          • SHA256 be312c5048b17325b0b8f95602c6ea52349c69ddabe52e6d29211d6572e0abe9
          • MD5 SHA1 SHA512 SSDEEP

          Pedeuesu.dll

          • Path C:\Users\Admin\AppData\Local\Temp\Pedeuesu.dll
          • Size 3.4MB
          • SHA256 351342c60677616c25d8869362ba951102519c9df9761d049a55409fe51387bf
          • MD5 SHA1 SHA512 SSDEEP

          Pedeuesu.dll

          • Path C:\Users\Admin\AppData\Local\Temp\Pedeuesu.dll
          • Size 3.4MB
          • SHA256 351342c60677616c25d8869362ba951102519c9df9761d049a55409fe51387bf
          • MD5 SHA1 SHA512 SSDEEP

          Tuturhssep.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tuturhssep.tmp
          • Size 3.1MB
          • SHA256 4ccd892db7a892251931d4fc98ae55009302ac65d39bdf4c0df11ccd819dc380
          • MD5 SHA1 SHA512 SSDEEP

          cfe41bad-7702-44b9-a75b-0d441f0b4c89.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\cfe41bad-7702-44b9-a75b-0d441f0b4c89.tmp
          • Size 19KB
          • SHA256 bbe5def034f4c1e6c16beb775ecbbbbe5e6f1aa8100639e87997c9f656a002c6
          • MD5 SHA1 SHA512 SSDEEP

          chrome_installer.log

          • Path C:\Users\Admin\AppData\Local\Temp\chrome_installer.log
          • Size 1KB
          • SHA256 20474d11631d0ff4a3c85b6c2f72b83dc866b20564f524e8dc4fb48120218432
          • MD5 SHA1 SHA512

          jusched.log

          • Path C:\Users\Admin\AppData\Local\Temp\jusched.log
          • Size 265KB
          • SHA256 f68cb61b4540455be8078c8d906eeee3971f2866807a864682dacd3ee01830eb
          • MD5 SHA1 SHA512 SSDEEP

          wct4ED3.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\wct4ED3.tmp
          • Size 62KB
          • SHA256 4420111c2dcd4928407eb5dec0c7270d382375392635959c816faf8b50cb95e3
          • MD5 SHA1 SHA512 SSDEEP

          memory/1472-163-0x0000000000400000-0x000000000077F000-memory.dmp

          memory/1472-164-0x0000000002FF0000-0x0000000003A13000-memory.dmp

          memory/1472-146-0x0000000000400000-0x000000000077F000-memory.dmp

          memory/1472-148-0x0000000000400000-0x000000000077F000-memory.dmp

          memory/1472-149-0x0000000002FF0000-0x0000000003A13000-memory.dmp

          memory/1472-150-0x0000000002FF0000-0x0000000003A13000-memory.dmp

          memory/1472-151-0x0000000003AF0000-0x0000000003C30000-memory.dmp

          memory/1472-152-0x0000000003AF0000-0x0000000003C30000-memory.dmp

          memory/2160-135-0x0000000000400000-0x0000000000840000-memory.dmp

          memory/2160-134-0x0000000000400000-0x0000000000840000-memory.dmp

          memory/2160-132-0x0000000000A68000-0x0000000000A79000-memory.dmp

          memory/2160-133-0x00000000001C0000-0x00000000001C9000-memory.dmp

          memory/3592-156-0x0000000004120000-0x0000000004260000-memory.dmp

          memory/3592-155-0x0000000004120000-0x0000000004260000-memory.dmp

          memory/3592-154-0x0000000001080000-0x0000000001984000-memory.dmp

          memory/3592-162-0x0000000003500000-0x0000000003F23000-memory.dmp

          memory/3592-165-0x0000000003500000-0x0000000003F23000-memory.dmp

          memory/3592-166-0x0000000001080000-0x0000000001984000-memory.dmp

          memory/4596-147-0x0000000000400000-0x0000000002DAF000-memory.dmp

          memory/4596-145-0x0000000000400000-0x0000000002DAF000-memory.dmp

          memory/4596-141-0x0000000000400000-0x0000000002DAF000-memory.dmp

          memory/4596-140-0x0000000004CD0000-0x0000000004F43000-memory.dmp

          memory/4596-139-0x0000000004A87000-0x0000000004CC7000-memory.dmp