Analysis

  • max time kernel
    67s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    31/12/2020, 00:04

General

  • Target
    emotet_exe_e3_bf77c36ac64a4083c3aea3a8a71e6fe4b7a72337d4bdfaa2f1839d53ae709dc0_2020-12-31__000304.exe.dll
  • Size 433KB
  • Sample201231-zfrerpffga
  • SHA256 bf77c36ac64a4083c3aea3a8a71e6fe4b7a72337d4bdfaa2f1839d53ae709dc0
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch3

C2
  • 113.161.176.235:80

  • 88.247.30.64:80

  • 89.163.210.141:8080

  • 139.162.10.249:8080

  • 203.157.152.9:7080

  • 109.99.146.210:8080

  • 78.90.78.210:80

  • 172.193.14.201:80

  • 157.7.164.178:8081

  • 189.211.214.19:443

  • 157.245.145.87:443

  • 180.148.4.130:8080

  • 46.32.229.152:8080

  • 24.245.65.66:80

  • 82.78.179.117:443

  • 177.130.51.198:80

  • 121.117.147.153:443

  • 203.160.167.243:80

  • 172.104.46.84:8080

  • 202.29.237.113:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e3_bf77c36ac64a4083c3aea3a8a71e6fe4b7a72337d4bdfaa2f1839d53ae709dc0_2020-12-31__000304.exe.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e3_bf77c36ac64a4083c3aea3a8a71e6fe4b7a72337d4bdfaa2f1839d53ae709dc0_2020-12-31__000304.exe.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:4800

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/4800-3-0x0000000000270000-0x0000000000292000-memory.dmp