Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/12/2022, 16:41

General

  • Target
    file.exe
  • Size 214KB
  • Sample221218-t6321sfg2t
  • SHA256 4a48aefe337d614bc00c6d90133fdbd7b3500ed41301ac6aa1c9a1d8ee10dbd8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • danabot

C2
  • 23.236.181.126:443

  • 123.253.35.251:443

  • 66.85.173.3:443

Attributes
  • embedded_hash

    8F56CD73F6B5CD5D7B17B0BA61E70A82

  • 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 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 26 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 26 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 20 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:792
  • C:\Users\Admin\AppData\Local\Temp\9B4.exe
    C:\Users\Admin\AppData\Local\Temp\9B4.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\Iseiuaqptde.dll,start
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:1696
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 20203
        3⤵
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 696
      2⤵
      • Program crash
      PID:2056
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2684 -ip 2684
    1⤵
      PID:4416
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4220

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            9B4.exe

            • Path C:\Users\Admin\AppData\Local\Temp\9B4.exe
            • Size 2.4MB
            • SHA256 15a2fb61538cecd91d79b1e0520e786313149fd99555796f81aa2d559ac0a5bc
            • MD5 SHA1 SHA512 SSDEEP

            9B4.exe

            • Path C:\Users\Admin\AppData\Local\Temp\9B4.exe
            • Size 2.4MB
            • SHA256 15a2fb61538cecd91d79b1e0520e786313149fd99555796f81aa2d559ac0a5bc
            • MD5 SHA1 SHA512 SSDEEP

            Iseiuaqptde.dll

            • Path C:\Users\Admin\AppData\Local\Temp\Iseiuaqptde.dll
            • Size 2.4MB
            • SHA256 49da8ba9696305eb63efad0057958648cdad400f1ba07b870895923671a5fcae
            • MD5 SHA1 SHA512 SSDEEP

            Iseiuaqptde.dll

            • Path C:\Users\Admin\AppData\Local\Temp\Iseiuaqptde.dll
            • Size 2.4MB
            • SHA256 49da8ba9696305eb63efad0057958648cdad400f1ba07b870895923671a5fcae
            • MD5 SHA1 SHA512 SSDEEP

            memory/792-133-0x00000000001F0000-0x00000000001F9000-memory.dmp

            memory/792-134-0x0000000000400000-0x0000000000460000-memory.dmp

            memory/792-135-0x0000000000400000-0x0000000000460000-memory.dmp

            memory/792-132-0x0000000000543000-0x0000000000554000-memory.dmp

            memory/1696-146-0x0000000000400000-0x0000000000671000-memory.dmp

            memory/1696-147-0x0000000003730000-0x0000000003E55000-memory.dmp

            memory/1696-162-0x0000000003730000-0x0000000003E55000-memory.dmp

            memory/1696-159-0x0000000003F99000-0x0000000003F9B000-memory.dmp

            memory/1696-155-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/1696-145-0x0000000000400000-0x0000000000671000-memory.dmp

            memory/1696-154-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/1696-148-0x0000000003730000-0x0000000003E55000-memory.dmp

            memory/1696-149-0x0000000003730000-0x0000000003E55000-memory.dmp

            memory/1696-150-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/1696-151-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/1696-152-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/1696-153-0x0000000003F20000-0x0000000004060000-memory.dmp

            memory/2684-144-0x0000000000400000-0x0000000000791000-memory.dmp

            memory/2684-143-0x00000000026D0000-0x0000000002A55000-memory.dmp

            memory/2684-142-0x0000000000AD9000-0x0000000000D24000-memory.dmp

            memory/4820-157-0x000002B9E6C40000-0x000002B9E6D80000-memory.dmp

            memory/4820-158-0x000002B9E6C40000-0x000002B9E6D80000-memory.dmp

            memory/4820-160-0x0000000000EF0000-0x0000000001109000-memory.dmp

            memory/4820-161-0x000002B9E5400000-0x000002B9E562A000-memory.dmp