Analysis

  • max time kernel
    53s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    31/10/2020, 00:06

General

  • Target
    emotet_exe_e1_f754915891367ff73b6bfbbc2c1feaeb3062dbaae7ddc60bbd04ae1231bfb71e_2020-10-31__000511._exe.exe
  • Size 360KB
  • Sample201031-ta7eskvkkx
  • SHA256 f754915891367ff73b6bfbbc2c1feaeb3062dbaae7ddc60bbd04ae1231bfb71e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch1

C2
  • 190.202.229.74:80

  • 118.69.11.81:7080

  • 70.39.251.94:8080

  • 87.230.25.43:8080

  • 94.23.62.116:8080

  • 37.187.161.206:8080

  • 45.46.37.97:80

  • 138.97.60.141:7080

  • 177.144.130.105:8080

  • 169.1.39.242:80

  • 209.236.123.42:8080

  • 202.134.4.210:7080

  • 193.251.77.110:80

  • 2.45.176.233:80

  • 217.13.106.14:8080

  • 189.223.16.99:80

  • 190.101.156.139:80

  • 77.238.212.227:80

  • 181.58.181.9:80

  • 37.183.81.217:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\emotet_exe_e1_f754915891367ff73b6bfbbc2c1feaeb3062dbaae7ddc60bbd04ae1231bfb71e_2020-10-31__000511._exe.exe
    "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e1_f754915891367ff73b6bfbbc2c1feaeb3062dbaae7ddc60bbd04ae1231bfb71e_2020-10-31__000511._exe.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3284
    • C:\Windows\SysWOW64\tsbyuv\systeminfo.exe
      "C:\Windows\SysWOW64\tsbyuv\systeminfo.exe"
      2⤵
      • Executes dropped EXE
      • Gathers system information
      • Suspicious behavior: EnumeratesProcesses
      PID:192
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NgcSvc
    1⤵
      PID:3116
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s DeviceAssociationService
      1⤵
        PID:1508
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s NgcCtnrSvc
        1⤵
        • Modifies data under HKEY_USERS
        PID:1804

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/192-4-0x0000000000EE0000-0x0000000000F14000-memory.dmp

            memory/192-5-0x00000000028C0000-0x00000000028F3000-memory.dmp

            memory/3284-0-0x00000000029E0000-0x0000000002A14000-memory.dmp

            memory/3284-1-0x0000000002A20000-0x0000000002A53000-memory.dmp