Analysis

  • max time kernel
    132s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    14/06/2021, 14:30

General

  • Target
    1f5c2c56cc3b0b3552512bae5ee65e2e.exe
  • Size 6.1MB
  • Sample210614-ferlftb1e2
  • SHA256 2dc257664c9b3bf2d5b1519c4d6951ce3ce674a15fdf7578f18c6e8ff2e3073f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • danabot

Version
  • 1827

Botnet
  • 3

C2
  • 192.210.198.12:443

  • 37.220.31.50:443

  • 184.95.51.183:443

  • 184.95.51.175:443

Attributes
  • embedded_hash

    410EB249B3A3D8613B29638D583F7193

rsa_pubkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

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

  • Blocklisted process makes network request 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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.

  • 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f5c2c56cc3b0b3552512bae5ee65e2e.exe
    "C:\Users\Admin\AppData\Local\Temp\1f5c2c56cc3b0b3552512bae5ee65e2e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\1F5C2C~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\1F5C2C~1.EXE
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\1F5C2C~1.DLL,eB9ZLDa0BQ==
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3496
        • 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\tmp5970.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4012
        • 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\tmp6CAC.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4076
          • C:\Windows\SysWOW64\nslookup.exe
            "C:\Windows\system32\nslookup.exe" -type=any localhost
            5⤵
              PID:3304
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
            4⤵
              PID:1868
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:360

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/360-127-0x00000000033C0000-0x00000000033C1000-memory.dmp

              memory/360-126-0x00000000053C1000-0x0000000005A20000-memory.dmp

              memory/1868-119-0x0000000001260000-0x000000000130E000-memory.dmp

              memory/1868-118-0x0000000000400000-0x00000000011DA000-memory.dmp

              memory/1868-117-0x0000000003470000-0x0000000003B77000-memory.dmp

              memory/3496-168-0x0000000002FB0000-0x0000000002FB1000-memory.dmp

              memory/3496-128-0x00000000052B1000-0x0000000005910000-memory.dmp

              memory/4012-132-0x0000000004110000-0x0000000004111000-memory.dmp

              memory/4012-141-0x0000000007C80000-0x0000000007C81000-memory.dmp

              memory/4012-144-0x00000000067C0000-0x00000000067C1000-memory.dmp

              memory/4012-149-0x0000000009400000-0x0000000009401000-memory.dmp

              memory/4012-150-0x0000000008990000-0x0000000008991000-memory.dmp

              memory/4012-151-0x0000000008C30000-0x0000000008C31000-memory.dmp

              memory/4012-140-0x0000000006C80000-0x0000000006C81000-memory.dmp

              memory/4012-154-0x0000000004103000-0x0000000004104000-memory.dmp

              memory/4012-136-0x0000000006B80000-0x0000000006B81000-memory.dmp

              memory/4012-139-0x0000000007590000-0x0000000007591000-memory.dmp

              memory/4012-142-0x0000000007BB0000-0x0000000007BB1000-memory.dmp

              memory/4012-138-0x00000000074F0000-0x00000000074F1000-memory.dmp

              memory/4012-133-0x0000000006D50000-0x0000000006D51000-memory.dmp

              memory/4012-137-0x0000000007480000-0x0000000007481000-memory.dmp

              memory/4012-134-0x0000000004100000-0x0000000004101000-memory.dmp

              memory/4012-135-0x0000000004102000-0x0000000004103000-memory.dmp

              memory/4076-164-0x0000000008230000-0x0000000008231000-memory.dmp

              memory/4076-170-0x00000000072E2000-0x00000000072E3000-memory.dmp

              memory/4076-169-0x00000000072E0000-0x00000000072E1000-memory.dmp

              memory/4076-167-0x00000000089F0000-0x00000000089F1000-memory.dmp

              memory/4076-183-0x00000000072E3000-0x00000000072E4000-memory.dmp