Analysis

  • max time kernel
    148s
  • max time network
    174s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2022, 21:11

General

  • Target

    8780e38ceea5e9c1fdb8b950b3a2b722b4127b59b1bcd59c5fb0c38973c8fc63.xls

  • Size

    91KB

  • MD5

    c923d2a2d9c4193171d80a850babe90a

  • SHA1

    8e729e6fe2491b6566a3f41973c8891423c5ac3b

  • SHA256

    8780e38ceea5e9c1fdb8b950b3a2b722b4127b59b1bcd59c5fb0c38973c8fc63

  • SHA512

    4058f7dc49889aa04e8168f7e2471c327014842a5cfffe605d1cb74a9dfd5588a6ae9fdfebbbc2d43a8087698bd415439485502423319519a53f85512c00ca19

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgsbCXuZH4gb4CEn9J4Z3ip:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgL

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://cubicegg.asia/assets/hQlJfFO/

xlm40.dropper

http://darwinistic.com/icon/pvxwXfuOXowTDDg/

xlm40.dropper

http://devinagallagher.com/NSA/BVks/

xlm40.dropper

http://brittknight.com/PHP/qy6/

Extracted

Family

emotet

Botnet

Epoch4

C2

45.235.8.30:8080

94.23.45.86:4143

119.59.103.152:8080

169.60.181.70:8080

164.68.99.3:8080

172.105.226.75:8080

107.170.39.149:8080

206.189.28.199:8080

1.234.2.232:8080

188.44.20.25:443

186.194.240.217:443

103.43.75.120:443

149.28.143.92:443

159.89.202.34:443

209.97.163.214:443

183.111.227.137:8080

129.232.188.93:443

139.59.126.41:443

110.232.117.186:8080

139.59.56.73:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Process spawned unexpected child process 4 IoCs

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

  • Downloads MZ/PE file
  • Loads dropped DLL 6 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\8780e38ceea5e9c1fdb8b950b3a2b722b4127b59b1bcd59c5fb0c38973c8fc63.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv1.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1312
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LXsVUXSTxrsnOOK\JHdtQuxq.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1304
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1748
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv2.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:520
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BHGcvYmFW\axVS.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1208
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1148
      • C:\Windows\system32\regsvr32.exe
        /S ..\elv3.ooocccxxx
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1848
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IhIMQQMGpF\asMiBaon.dll"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:988
    • C:\Windows\SysWOW64\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:1580

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          855KB

          MD5

          e4d4ddbb48b7c5d8d04e64bcfd241162

          SHA1

          841cb873109728065ff3907e0a19af8d4b363b6b

          SHA256

          220d0bf5b02e2405afdb47c3569ca1bbc5770d7226a5479a01742ac26619e928

          SHA512

          8133893139c8e680416adbe5ae7e8dd789508cf5bc5d68ad36afcb7e43f43460e5c2947b4ec8605043d4290c5f0caffd745533ea55b788396cb45e3f0919448d

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          855KB

          MD5

          1209ebba5bb4117ee10b719ddba8b7c4

          SHA1

          7454dbf8268ce69d0d256d103808bd7e5c744662

          SHA256

          75fecc5c2b56359a9743030058046081f3011a518a3900de442181c6d0f81c7e

          SHA512

          f2c27d530232ddb9b9c258cfbbb10a36cd4c26b9b9a2b51f6d30ba0b177ee972b811c267bf25b88783faffc31b7139147b1cf4114e7ea73bc3ee6b7365a5ff28

        • C:\Users\Admin\elv3.ooocccxxx

          Filesize

          573KB

          MD5

          9b3be6dd84a212ea83fb3a7c184dbb07

          SHA1

          fb60c9c114bac54c83cccc2e0ddc6f85e3eeae13

          SHA256

          4e1c2fcbd27ebf54e55c0c69c855a32110bc86196de3dc03253ad4241eda6e03

          SHA512

          f136dd003d092102c38eb6e0a9a8a917866d27a7b5d5062778712cd55ba9f9b1e64bed4b1dd67aa39dcef8c639b96e7760e0cf21fbc516f5b4dd779ecc5c6427

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          804B

          MD5

          1a09990075e11f2512781ac4d7f137dc

          SHA1

          aca3f66e4d63cb3c67af3471d78ed00b4d96b6f7

          SHA256

          01b20c39c841743a41c60daf2c844082624bf03522d77b055ee3a6054769ce6d

          SHA512

          c49f1beee9edc33307fc2859cabfa3353258259c64385d28758fdd885d9fd06a0b9afc7d1007b940159878d868574c9c1a2cd87ab11658a01df977cd2ca6c362

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          855KB

          MD5

          e4d4ddbb48b7c5d8d04e64bcfd241162

          SHA1

          841cb873109728065ff3907e0a19af8d4b363b6b

          SHA256

          220d0bf5b02e2405afdb47c3569ca1bbc5770d7226a5479a01742ac26619e928

          SHA512

          8133893139c8e680416adbe5ae7e8dd789508cf5bc5d68ad36afcb7e43f43460e5c2947b4ec8605043d4290c5f0caffd745533ea55b788396cb45e3f0919448d

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          855KB

          MD5

          e4d4ddbb48b7c5d8d04e64bcfd241162

          SHA1

          841cb873109728065ff3907e0a19af8d4b363b6b

          SHA256

          220d0bf5b02e2405afdb47c3569ca1bbc5770d7226a5479a01742ac26619e928

          SHA512

          8133893139c8e680416adbe5ae7e8dd789508cf5bc5d68ad36afcb7e43f43460e5c2947b4ec8605043d4290c5f0caffd745533ea55b788396cb45e3f0919448d

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          855KB

          MD5

          1209ebba5bb4117ee10b719ddba8b7c4

          SHA1

          7454dbf8268ce69d0d256d103808bd7e5c744662

          SHA256

          75fecc5c2b56359a9743030058046081f3011a518a3900de442181c6d0f81c7e

          SHA512

          f2c27d530232ddb9b9c258cfbbb10a36cd4c26b9b9a2b51f6d30ba0b177ee972b811c267bf25b88783faffc31b7139147b1cf4114e7ea73bc3ee6b7365a5ff28

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          855KB

          MD5

          1209ebba5bb4117ee10b719ddba8b7c4

          SHA1

          7454dbf8268ce69d0d256d103808bd7e5c744662

          SHA256

          75fecc5c2b56359a9743030058046081f3011a518a3900de442181c6d0f81c7e

          SHA512

          f2c27d530232ddb9b9c258cfbbb10a36cd4c26b9b9a2b51f6d30ba0b177ee972b811c267bf25b88783faffc31b7139147b1cf4114e7ea73bc3ee6b7365a5ff28

        • \Users\Admin\elv3.ooocccxxx

          Filesize

          573KB

          MD5

          9b3be6dd84a212ea83fb3a7c184dbb07

          SHA1

          fb60c9c114bac54c83cccc2e0ddc6f85e3eeae13

          SHA256

          4e1c2fcbd27ebf54e55c0c69c855a32110bc86196de3dc03253ad4241eda6e03

          SHA512

          f136dd003d092102c38eb6e0a9a8a917866d27a7b5d5062778712cd55ba9f9b1e64bed4b1dd67aa39dcef8c639b96e7760e0cf21fbc516f5b4dd779ecc5c6427

        • \Users\Admin\elv3.ooocccxxx

          Filesize

          573KB

          MD5

          9b3be6dd84a212ea83fb3a7c184dbb07

          SHA1

          fb60c9c114bac54c83cccc2e0ddc6f85e3eeae13

          SHA256

          4e1c2fcbd27ebf54e55c0c69c855a32110bc86196de3dc03253ad4241eda6e03

          SHA512

          f136dd003d092102c38eb6e0a9a8a917866d27a7b5d5062778712cd55ba9f9b1e64bed4b1dd67aa39dcef8c639b96e7760e0cf21fbc516f5b4dd779ecc5c6427

        • memory/1312-67-0x0000000180000000-0x000000018002F000-memory.dmp

          Filesize

          188KB

        • memory/1312-65-0x000007FEFC101000-0x000007FEFC103000-memory.dmp

          Filesize

          8KB

        • memory/1952-57-0x0000000075E31000-0x0000000075E33000-memory.dmp

          Filesize

          8KB

        • memory/1952-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

        • memory/1952-54-0x000000002F2D1000-0x000000002F2D4000-memory.dmp

          Filesize

          12KB

        • memory/1952-55-0x0000000071751000-0x0000000071753000-memory.dmp

          Filesize

          8KB

        • memory/1952-59-0x000000007273D000-0x0000000072748000-memory.dmp

          Filesize

          44KB

        • memory/1952-58-0x000000007273D000-0x0000000072748000-memory.dmp

          Filesize

          44KB