Resubmissions

14-09-2021 09:06

210914-k2x6jaadeq 10

14-09-2021 08:57

210914-kw2a1afde8 10

Analysis

  • max time kernel
    581s
  • max time network
    564s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    14-09-2021 09:06

General

  • Target

    lv.exe

  • Size

    4.2MB

  • MD5

    1919bd531e95d9195dc53ee6af79ffc8

  • SHA1

    65c2dfb3ad6ff0b3f1b33db143ec9a65ea64e2b0

  • SHA256

    eb50c5447c789b7cab2a404cfbbd049c55fa70bc58783f2bb27df7d169474d27

  • SHA512

    b00029cdfeac8266653f2fefe07e40815c14c811dce68fc95b821a408f8cf60489366a461a1def3d423747a2f5559ce6c1acaee16a795d893036d2a8226ae9c6

Malware Config

Extracted

Family

danabot

Version

2033

Botnet

4

C2

23.229.29.48:443

5.9.224.204:443

192.255.166.212:443

Attributes
  • embedded_hash

    0E1A7A1479C37094441FA911262B322A

rsa_privkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

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

  • Danabot Loader Component 17 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Blocklisted process makes network request 8 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 7 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Drops startup file 1 IoCs
  • Loads dropped DLL 31 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 10 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 10 IoCs
  • Checks processor information in registry 2 TTPs 44 IoCs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lv.exe
    "C:\Users\Admin\AppData\Local\Temp\lv.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Users\Admin\AppData\Local\Temp\picoid\wakingvp.exe
      "C:\Users\Admin\AppData\Local\Temp\picoid\wakingvp.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c cmd < Giu.vst
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1616
        • C:\Windows\SysWOW64\cmd.exe
          cmd
          4⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:280
          • C:\Windows\SysWOW64\findstr.exe
            findstr /V /R "^xUlNXJkiuCtOHCFKpjDKUUxBRFKQlgBZHHJmaqfsJHlshynlliqvvnNmAJWsYcXSwtiqTyaoWjqjKehMumFehtDoUpZItXagJafpYnsyOSmlnAPbcpkmPVEXBYyJy$" Ape.vst
            5⤵
              PID:912
            • C:\Users\Admin\AppData\Roaming\Estremita.exe.com
              Estremita.exe.com o
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SendNotifyMessage
              • Suspicious use of WriteProcessMemory
              PID:1868
              • C:\Users\Admin\AppData\Roaming\Estremita.exe.com
                C:\Users\Admin\AppData\Roaming\Estremita.exe.com o
                6⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious behavior: MapViewOfSection
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SendNotifyMessage
                • Suspicious use of WriteProcessMemory
                PID:916
                • C:\Users\Admin\AppData\Roaming\ipconfig.exe
                  C:\Users\Admin\AppData\Roaming\ipconfig.exe 
                  7⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Checks processor information in registry
                  • Gathers network information
                  PID:1008
                  • C:\Users\Admin\AppData\Local\Temp\uwxkgep.exe
                    "C:\Users\Admin\AppData\Local\Temp\uwxkgep.exe"
                    8⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:1432
                    • C:\Windows\SysWOW64\rundll32.exe
                      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\UWXKGE~1.DLL,s C:\Users\Admin\AppData\Local\Temp\uwxkgep.exe
                      9⤵
                      • Blocklisted process makes network request
                      • Loads dropped DLL
                      • Drops file in Program Files directory
                      PID:968
                      • C:\Windows\SysWOW64\RUNDLL32.EXE
                        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\UWXKGE~1.DLL,gzZNTzM=
                        10⤵
                        • 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 FindShellTrayWindow
                        PID:1612
                        • C:\Windows\SysWOW64\RUNDLL32.EXE
                          C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\UWXKGE~1.DLL,PCoR
                          11⤵
                          • Loads dropped DLL
                          • Suspicious use of SetThreadContext
                          • Checks processor information in registry
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1928
                          • C:\Windows\system32\rundll32.exe
                            C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 15826
                            12⤵
                            • Suspicious use of FindShellTrayWindow
                            PID:1056
                            • C:\Windows\system32\ctfmon.exe
                              ctfmon.exe
                              13⤵
                                PID:2040
                          • 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\tmpFF55.tmp.ps1"
                            11⤵
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            PID:2024
                          • 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\tmp1B8E.tmp.ps1"
                            11⤵
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1584
                            • C:\Windows\SysWOW64\nslookup.exe
                              "C:\Windows\system32\nslookup.exe" -type=any localhost
                              12⤵
                                PID:1756
                            • C:\Windows\SysWOW64\schtasks.exe
                              schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
                              11⤵
                                PID:1228
                              • C:\Windows\SysWOW64\schtasks.exe
                                schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
                                11⤵
                                  PID:872
                          • C:\Windows\SysWOW64\WScript.exe
                            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ibsittmsmsv.vbs"
                            8⤵
                              PID:1020
                            • C:\Windows\SysWOW64\WScript.exe
                              "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\vdajqilx.vbs"
                              8⤵
                              • Blocklisted process makes network request
                              • Modifies system certificate store
                              PID:1768
                      • C:\Windows\SysWOW64\PING.EXE
                        ping KJUCCLUP
                        5⤵
                        • Runs ping.exe
                        PID:1768
                • C:\Users\Admin\AppData\Local\Temp\picoid\fulzie.exe
                  "C:\Users\Admin\AppData\Local\Temp\picoid\fulzie.exe"
                  2⤵
                  • Executes dropped EXE
                  • Checks BIOS information in registry
                  • Drops startup file
                  • Loads dropped DLL
                  • Checks whether UAC is enabled
                  • Suspicious use of NtSetInformationThreadHideFromDebugger
                  • Suspicious use of WriteProcessMemory
                  PID:1432
                  • C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe
                    "C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"
                    3⤵
                    • Executes dropped EXE
                    • Checks BIOS information in registry
                    • Checks whether UAC is enabled
                    • Suspicious use of NtSetInformationThreadHideFromDebugger
                    • Suspicious behavior: AddClipboardFormatListener
                    PID:332

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/332-92-0x000000013FAC0000-0x00000001403D4000-memory.dmp

                Filesize

                9.1MB

              • memory/916-104-0x0000000000200000-0x0000000000202000-memory.dmp

                Filesize

                8KB

              • memory/968-140-0x00000000029A0000-0x0000000003C38000-memory.dmp

                Filesize

                18.6MB

              • memory/968-130-0x0000000002200000-0x0000000002362000-memory.dmp

                Filesize

                1.4MB

              • memory/968-131-0x0000000002370000-0x0000000002371000-memory.dmp

                Filesize

                4KB

              • memory/1008-105-0x0000000000400000-0x0000000000427000-memory.dmp

                Filesize

                156KB

              • memory/1056-157-0x0000000000230000-0x00000000003D0000-memory.dmp

                Filesize

                1.6MB

              • memory/1056-159-0x0000000001DC0000-0x0000000001F72000-memory.dmp

                Filesize

                1.7MB

              • memory/1432-117-0x0000000003500000-0x0000000003605000-memory.dmp

                Filesize

                1.0MB

              • memory/1432-70-0x000007FEFBEE1000-0x000007FEFBEE3000-memory.dmp

                Filesize

                8KB

              • memory/1432-66-0x000000013F970000-0x0000000140284000-memory.dmp

                Filesize

                9.1MB

              • memory/1432-118-0x0000000000400000-0x0000000001860000-memory.dmp

                Filesize

                20.4MB

              • memory/1612-142-0x00000000024B0000-0x0000000003748000-memory.dmp

                Filesize

                18.6MB

              • memory/1612-138-0x0000000000AC0000-0x0000000000C22000-memory.dmp

                Filesize

                1.4MB

              • memory/1928-53-0x0000000076421000-0x0000000076423000-memory.dmp

                Filesize

                8KB

              • memory/1928-152-0x0000000002350000-0x0000000002351000-memory.dmp

                Filesize

                4KB

              • memory/1928-156-0x00000000001C0000-0x00000000001CF000-memory.dmp

                Filesize

                60KB

              • memory/1928-150-0x00000000020A0000-0x0000000002202000-memory.dmp

                Filesize

                1.4MB

              • memory/1928-153-0x0000000002730000-0x00000000039C8000-memory.dmp

                Filesize

                18.6MB

              • memory/2024-163-0x0000000001F30000-0x0000000002B7A000-memory.dmp

                Filesize

                12.3MB

              • memory/2024-164-0x0000000001F30000-0x0000000002B7A000-memory.dmp

                Filesize

                12.3MB

              • memory/2024-162-0x0000000001F30000-0x0000000002B7A000-memory.dmp

                Filesize

                12.3MB