Analysis

  • max time kernel
    87s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05/11/2020, 19:24

General

  • Target
    fdee0de600ce25a912d3be81a95567a97ace309b49fe234e66f0f2ea57e62c52.exe
  • Size 356KB
  • Sample201105-kalkb3ddrx
  • SHA256 fdee0de600ce25a912d3be81a95567a97ace309b49fe234e66f0f2ea57e62c52
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch1

C2
  • 192.198.91.138:443

  • 70.39.251.94:8080

  • 87.230.25.43:8080

  • 94.23.62.116:8080

  • 103.13.224.53:80

  • 101.187.81.254:80

  • 76.121.199.225:80

  • 178.250.54.208:8080

  • 45.33.77.42:8080

  • 5.196.35.138:7080

  • 12.163.208.58:80

  • 37.183.81.217:80

  • 120.72.18.91:80

  • 81.214.253.80:443

  • 183.176.82.231:80

  • 185.94.252.27:443

  • 12.162.84.2:8080

  • 74.58.215.226:80

  • 60.249.78.226:8080

  • 50.28.51.143:8080

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
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdee0de600ce25a912d3be81a95567a97ace309b49fe234e66f0f2ea57e62c52.exe
    "C:\Users\Admin\AppData\Local\Temp\fdee0de600ce25a912d3be81a95567a97ace309b49fe234e66f0f2ea57e62c52.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3936
    • C:\Windows\SysWOW64\Geocommon\WpPortingLibrary.exe
      "C:\Windows\SysWOW64\Geocommon\WpPortingLibrary.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:3012
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NgcSvc
    1⤵
      PID:1252
    • \??\c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s DeviceAssociationService
      1⤵
        PID:1592
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s NgcCtnrSvc
        1⤵
        • Modifies data under HKEY_USERS
        PID:1892

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/3012-4-0x00000000005F0000-0x000000000062D000-memory.dmp

            memory/3012-5-0x00000000020F0000-0x000000000212C000-memory.dmp

            memory/3936-0-0x0000000002650000-0x000000000268D000-memory.dmp

            memory/3936-1-0x0000000002690000-0x00000000026CC000-memory.dmp