Analysis

  • max time kernel
    98s
  • resource
    win10v191014
  • submitted
    14-01-2020 23:30

General

  • Target

    1fc77df16fcea567f30120ceceae79a9d53426d89a851405375361ceed837449

  • Sample

    200114-hsyzavrb22

  • SHA256

    1fc77df16fcea567f30120ceceae79a9d53426d89a851405375361ceed837449

Score
10/10

Malware Config

Extracted

Family

emotet

C2

76.185.136.132:80

165.255.142.118:80

186.147.245.204:80

198.58.112.7:443

143.95.101.72:8080

91.205.173.150:8080

124.150.175.133:80

51.77.113.97:8080

181.54.246.80:443

1.221.254.82:80

89.215.225.15:80

75.127.14.170:8080

160.226.171.255:443

182.187.137.199:8080

196.6.119.137:80

77.74.78.80:443

190.93.210.113:80

95.130.37.244:443

37.46.129.215:8080

114.179.127.48:80

rsa_pubkey.plain

Signatures

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Emotet

    Emotet is a trojan that is primarily spread through spam emails

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1fc77df16fcea567f30120ceceae79a9d53426d89a851405375361ceed837449.exe
    "C:\Users\Admin\AppData\Local\Temp\1fc77df16fcea567f30120ceceae79a9d53426d89a851405375361ceed837449.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Local\Temp\1fc77df16fcea567f30120ceceae79a9d53426d89a851405375361ceed837449.exe
      --1bb2ecc
      2⤵
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      • Suspicious behavior: RenamesItself
      PID:4964
  • C:\Windows\SysWOW64\runsmo.exe
    "C:\Windows\SysWOW64\runsmo.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Windows\SysWOW64\runsmo.exe
      --2ca1dcdc
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      PID:1804

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\403f0cc78adafaecdb503a6c6424923d_293fa5bd-edfb-4bba-800e-a7dce3ea3438
  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-634046074-2673730973-2644684987-1000\0f5007522459c86e95ffcc62f32308f1_293fa5bd-edfb-4bba-800e-a7dce3ea3438
  • memory/384-4-0x0000000000DE0000-0x0000000000DF7000-memory.dmp
    Filesize

    92KB

  • memory/1804-6-0x00000000005E0000-0x00000000005F7000-memory.dmp
    Filesize

    92KB

  • memory/1804-7-0x0000000000400000-0x000000000046E000-memory.dmp
    Filesize

    440KB

  • memory/4940-0-0x00000000006C0000-0x00000000006D7000-memory.dmp
    Filesize

    92KB

  • memory/4964-2-0x0000000002130000-0x0000000002147000-memory.dmp
    Filesize

    92KB

  • memory/4964-3-0x0000000000400000-0x000000000046E000-memory.dmp
    Filesize

    440KB