Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    05/10/2021, 03:45

General

  • Target
    ed3dd342054d04d320ddba1d821c53dd.exe
  • Size 1.1MB
  • Sample211005-ea3daahdhn
  • SHA256 babcbf266a1bbb8c6ce3f339d767abb78821c0d71663186dafe7ada1da74e118
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • danabot

C2
  • 142.11.242.31:443

  • 192.119.110.73:443

  • 192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Extracted

Family
  • danabot

Version
  • 2052

Botnet
  • 4

C2
  • 142.11.242.31:443

  • 192.119.110.73:443

  • 192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    main

rsa_privkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Danabot Loader Component 16 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 12 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 47 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed3dd342054d04d320ddba1d821c53dd.exe
    "C:\Users\Admin\AppData\Local\Temp\ed3dd342054d04d320ddba1d821c53dd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\ED3DD3~1.DLL,s C:\Users\Admin\AppData\Local\Temp\ED3DD3~1.EXE
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\ED3DD3~1.DLL,dC9FQw==
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Checks processor information in registry
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1772
        • C:\Windows\SysWOW64\RUNDLL32.EXE
          C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\ED3DD3~1.DLL,a1wOcW9K
          4⤵
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:616
          • C:\Windows\system32\rundll32.exe
            C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 15608
            5⤵
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:1104
            • C:\Windows\system32\ctfmon.exe
              ctfmon.exe
              6⤵
                PID:1744
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp3D5D.tmp.ps1"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2012

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/616-90-0x0000000001E90000-0x0000000001FF5000-memory.dmp

          memory/616-95-0x00000000002B0000-0x00000000002B1000-memory.dmp

          memory/616-94-0x0000000002540000-0x0000000003525000-memory.dmp

          memory/616-92-0x0000000002100000-0x0000000002101000-memory.dmp

          memory/1104-98-0x000007FEFBED1000-0x000007FEFBED3000-memory.dmp

          memory/1104-97-0x0000000001EA0000-0x0000000002052000-memory.dmp

          memory/1104-96-0x0000000000210000-0x00000000003B0000-memory.dmp

          memory/1652-60-0x0000000076641000-0x0000000076643000-memory.dmp

          memory/1652-69-0x0000000000960000-0x0000000000A67000-memory.dmp

          memory/1652-70-0x0000000000400000-0x0000000000951000-memory.dmp

          memory/1772-79-0x0000000001F20000-0x0000000002085000-memory.dmp

          memory/1772-83-0x0000000002470000-0x0000000003455000-memory.dmp

          memory/1772-82-0x0000000002150000-0x0000000002151000-memory.dmp

          memory/1784-68-0x0000000000780000-0x00000000008E5000-memory.dmp

          memory/1784-81-0x00000000025B0000-0x0000000003595000-memory.dmp

          memory/2012-102-0x0000000000A20000-0x0000000000A21000-memory.dmp

          memory/2012-103-0x0000000002090000-0x0000000002CDA000-memory.dmp

          memory/2012-104-0x0000000002090000-0x0000000002CDA000-memory.dmp

          memory/2012-105-0x0000000004B00000-0x0000000004B01000-memory.dmp

          memory/2012-106-0x0000000002360000-0x0000000002361000-memory.dmp

          memory/2012-107-0x0000000002950000-0x0000000002951000-memory.dmp

          memory/2012-111-0x00000000057C0000-0x00000000057C1000-memory.dmp

          memory/2012-113-0x000000007EF30000-0x000000007EF31000-memory.dmp

          memory/2012-117-0x0000000005810000-0x0000000005811000-memory.dmp

          memory/2012-118-0x0000000006230000-0x0000000006231000-memory.dmp

          memory/2012-125-0x0000000006310000-0x0000000006311000-memory.dmp

          memory/2012-126-0x0000000006340000-0x0000000006341000-memory.dmp