Analysis

  • max time kernel
    150s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2023, 06:41

General

  • Target

    952786590042030229132__2023-07-03_1900.doc

  • Size

    501.2MB

  • MD5

    2c87c888a9c3d39d2b751f7aa38c8c64

  • SHA1

    2dfd7cc73ccd79630ca17e0281f06fdf094b58ba

  • SHA256

    b7412cebd2b113144016959f2dba85873a3edb87c6727eac1c781b56ec447f25

  • SHA512

    66223af0f74aeae3f4997485cb590d68037d45fa243679de84d65ddb754ccd931c9890b72811e865609825daab30bd2cc2a4da4164776bd2bc90524d3730c46b

  • SSDEEP

    3072:eoEW2aOtFjH0lP2IpjctfRcVVwEi/A8NVM1wIOCbX6bYLjWFJuvx7ueK6:ZE1aOtFa2I9c3aVw4zwxCbJ4Jup

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
  • 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 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\952786590042030229132__2023-07-03_1900.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\074216.tmp"
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3504
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GofTmpzpqDluZAev\kkGgys.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:4912

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\074216.tmp

          Filesize

          536.7MB

          MD5

          19bff3aa06ddc8c0c808d8be5cc49275

          SHA1

          98e500a3fdb186aaae72b3ac985d28e693c46c54

          SHA256

          c9b6bf7242684234d57a3ea22bb08ef61dab6b8dc716d68466fb0fe497dd76ba

          SHA512

          8732eef028d3021b64c79da521c4808bdb202ef4181bed55a26610d430b4afb553c6397311661e323132a866e6ad669c3bf2849aeba8fb8a48e607badfaffeda

        • C:\Users\Admin\AppData\Local\Temp\074216.tmp

          Filesize

          536.7MB

          MD5

          19bff3aa06ddc8c0c808d8be5cc49275

          SHA1

          98e500a3fdb186aaae72b3ac985d28e693c46c54

          SHA256

          c9b6bf7242684234d57a3ea22bb08ef61dab6b8dc716d68466fb0fe497dd76ba

          SHA512

          8732eef028d3021b64c79da521c4808bdb202ef4181bed55a26610d430b4afb553c6397311661e323132a866e6ad669c3bf2849aeba8fb8a48e607badfaffeda

        • C:\Users\Admin\AppData\Local\Temp\074216.tmp

          Filesize

          536.7MB

          MD5

          19bff3aa06ddc8c0c808d8be5cc49275

          SHA1

          98e500a3fdb186aaae72b3ac985d28e693c46c54

          SHA256

          c9b6bf7242684234d57a3ea22bb08ef61dab6b8dc716d68466fb0fe497dd76ba

          SHA512

          8732eef028d3021b64c79da521c4808bdb202ef4181bed55a26610d430b4afb553c6397311661e323132a866e6ad669c3bf2849aeba8fb8a48e607badfaffeda

        • C:\Users\Admin\AppData\Local\Temp\074219.zip

          Filesize

          872KB

          MD5

          ac5a9637328395f2a284c07847f4cf9f

          SHA1

          4c1fc5c1db7cd7ad8b25f7859c49d022d2ba434b

          SHA256

          2ba54832a27ae4e270c3ee3a8ffb3236bc5375bb9d640d6f14ba07cf27f853b9

          SHA512

          68bae9819107fdfc67b7b5dea133715d3667a271525b704a5308174c732c39bcd18777b37be553deacd800383842d5f510d3a2d0ff9e676161424943d9a134a9

        • C:\Windows\System32\GofTmpzpqDluZAev\kkGgys.dll

          Filesize

          536.7MB

          MD5

          19bff3aa06ddc8c0c808d8be5cc49275

          SHA1

          98e500a3fdb186aaae72b3ac985d28e693c46c54

          SHA256

          c9b6bf7242684234d57a3ea22bb08ef61dab6b8dc716d68466fb0fe497dd76ba

          SHA512

          8732eef028d3021b64c79da521c4808bdb202ef4181bed55a26610d430b4afb553c6397311661e323132a866e6ad669c3bf2849aeba8fb8a48e607badfaffeda

        • memory/632-138-0x00007FFFBDBD0000-0x00007FFFBDBE0000-memory.dmp

          Filesize

          64KB

        • memory/632-134-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-133-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-137-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-136-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-220-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-135-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-219-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-218-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-217-0x00007FFFBFC30000-0x00007FFFBFC40000-memory.dmp

          Filesize

          64KB

        • memory/632-139-0x00007FFFBDBD0000-0x00007FFFBDBE0000-memory.dmp

          Filesize

          64KB

        • memory/3504-185-0x0000000002000000-0x00000000020B0000-memory.dmp

          Filesize

          704KB

        • memory/3504-184-0x00000000020C0000-0x00000000020C1000-memory.dmp

          Filesize

          4KB

        • memory/3504-181-0x0000000180000000-0x000000018002D000-memory.dmp

          Filesize

          180KB

        • memory/3504-179-0x0000000002000000-0x00000000020B0000-memory.dmp

          Filesize

          704KB

        • memory/4912-190-0x0000000000400000-0x00000000004B0000-memory.dmp

          Filesize

          704KB