Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-03-2023 14:12

General

  • Target

    Doc-46771529, MX.doc

  • Size

    515.2MB

  • MD5

    acb9494e9dd6cb5027470040b415ab08

  • SHA1

    bacb7ccd4bca7654d2d47c5b5a78ec29c40871d8

  • SHA256

    209df91aee0f1bf760ffb4ed61b59402a14bf9d721f671ba487863be403e5083

  • SHA512

    20086d852d92e447d7a53a28c0031d826bf293aa25bbc9ce128f894edb1a6525da418cb0059d18f86f6ad5bd04c49ed8c4ca8943d1b480cf61a86c49a448c015

  • SSDEEP

    3072:vpt3LDPYvrTr3jvZNWGBStinoLVMcXyHtt5YC7EGIuGEMYDDK6:H3AvrTPRUGpmpXqWCoGIuGEMY

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

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.

  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Doc-46771529, MX.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\151417.tmp"
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:660
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TWHbmi\itFKkT.dll"
        3⤵
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:844

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\151417.tmp

    Filesize

    516.5MB

    MD5

    1261349d9a052d9045af7d26e5e227bd

    SHA1

    898d34fa2d6f2ad9c0cfd70f8a45f0a75b57495d

    SHA256

    74cf3b7e6edf586d3fabd5995fcf1c2ade1f2dad05267b87f6bcb052770d8284

    SHA512

    ce9773919c75c606fe561aa5619a3b2e750d498247e2ac49a869037cb6651ca2e1094400dc40112794e97f44aa292d1019f3454e90a5b441e065057ad8d1073e

  • C:\Users\Admin\AppData\Local\Temp\151417.tmp

    Filesize

    516.5MB

    MD5

    1261349d9a052d9045af7d26e5e227bd

    SHA1

    898d34fa2d6f2ad9c0cfd70f8a45f0a75b57495d

    SHA256

    74cf3b7e6edf586d3fabd5995fcf1c2ade1f2dad05267b87f6bcb052770d8284

    SHA512

    ce9773919c75c606fe561aa5619a3b2e750d498247e2ac49a869037cb6651ca2e1094400dc40112794e97f44aa292d1019f3454e90a5b441e065057ad8d1073e

  • C:\Users\Admin\AppData\Local\Temp\151418.zip

    Filesize

    801KB

    MD5

    e05927c2656f7131080bee90835bf69b

    SHA1

    2d9523fac83b9813cbedd22dc531805124289793

    SHA256

    256429622c3a0e45baf7c50e358fd6a8a9617ad03b2069e4404a48829183a5fc

    SHA512

    15d7a761682d4ca293ebf977865f1d17b1e96df0f4e4dcee4f8ca658cd521ed1c8f532eae226ddcf51202c0c8bb9ffa9425baaae7f9a2bf0b6fdb34780d79ffc

  • C:\Windows\System32\TWHbmi\itFKkT.dll

    Filesize

    516.5MB

    MD5

    1261349d9a052d9045af7d26e5e227bd

    SHA1

    898d34fa2d6f2ad9c0cfd70f8a45f0a75b57495d

    SHA256

    74cf3b7e6edf586d3fabd5995fcf1c2ade1f2dad05267b87f6bcb052770d8284

    SHA512

    ce9773919c75c606fe561aa5619a3b2e750d498247e2ac49a869037cb6651ca2e1094400dc40112794e97f44aa292d1019f3454e90a5b441e065057ad8d1073e

  • C:\Windows\System32\TWHbmi\itFKkT.dll

    Filesize

    516.5MB

    MD5

    1261349d9a052d9045af7d26e5e227bd

    SHA1

    898d34fa2d6f2ad9c0cfd70f8a45f0a75b57495d

    SHA256

    74cf3b7e6edf586d3fabd5995fcf1c2ade1f2dad05267b87f6bcb052770d8284

    SHA512

    ce9773919c75c606fe561aa5619a3b2e750d498247e2ac49a869037cb6651ca2e1094400dc40112794e97f44aa292d1019f3454e90a5b441e065057ad8d1073e

  • memory/660-183-0x0000000001090000-0x0000000001091000-memory.dmp

    Filesize

    4KB

  • memory/660-180-0x0000000180000000-0x000000018002D000-memory.dmp

    Filesize

    180KB

  • memory/844-197-0x00000000020D0000-0x0000000002158000-memory.dmp

    Filesize

    544KB

  • memory/844-191-0x00000000020D0000-0x0000000002158000-memory.dmp

    Filesize

    544KB

  • memory/2784-139-0x00007FF83FCD0000-0x00007FF83FCE0000-memory.dmp

    Filesize

    64KB

  • memory/2784-138-0x00007FF83FCD0000-0x00007FF83FCE0000-memory.dmp

    Filesize

    64KB

  • memory/2784-137-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-136-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-135-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-134-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-133-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-223-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-225-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-224-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB

  • memory/2784-226-0x00007FF841D30000-0x00007FF841D40000-memory.dmp

    Filesize

    64KB