Analysis

  • max time kernel
    122s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    13-07-2020 08:05

General

  • Target

    MsSpellCheckingFacility.bin.exe

  • Size

    104KB

  • MD5

    b6830b6adf76aa6b4036f7c7456713ce

  • SHA1

    3063f03906f8823068cc4a8464b28f4c96e663d4

  • SHA256

    1ff36792edbc187f3c27fea4601240b03ebf68a35d99ee3b3aa98f27b4d04cf2

  • SHA512

    bf43839b157e1ba8eff983ae94ac53f14f2713f8bf0a2d38641fb941f14b7d56d25dddb09e19baa09e310ed7f780c2a374599d673c0cb57ee89eddf681310bdb

Score
10/10

Malware Config

Extracted

Family

emotet

C2

181.120.79.227:80

91.236.4.234:443

190.17.195.202:80

104.131.103.37:8080

190.147.137.153:443

186.3.232.68:80

190.163.1.31:8080

143.0.87.101:80

70.32.115.157:8080

177.66.190.130:80

82.196.15.205:8080

77.90.136.129:8080

175.114.178.83:443

46.28.111.142:7080

94.176.234.118:443

114.109.179.60:80

70.32.84.74:8080

172.104.169.32:8080

113.190.254.245:80

81.169.202.3:443

rsa_pubkey.plain

Signatures

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Emotet

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

  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious behavior: EmotetMutantsSpam 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MsSpellCheckingFacility.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\MsSpellCheckingFacility.bin.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: EmotetMutantsSpam
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:720
    • C:\Windows\SysWOW64\crypt32\crypt32.exe
      "C:\Windows\SysWOW64\crypt32\crypt32.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: EmotetMutantsSpam
      PID:3112

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/720-0-0x0000000000A90000-0x0000000000A9C000-memory.dmp

    Filesize

    48KB

  • memory/720-1-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/3112-3-0x00000000008C0000-0x00000000008CC000-memory.dmp

    Filesize

    48KB

  • memory/3112-4-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB