Analysis

  • max time kernel
    79s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    07/06/2022, 11:12

General

  • Target
    triage_dropped_file.dll
  • Size 649KB
  • Sample220607-nat7cahhdq
  • SHA256 76dfb32b68058bb4b91763d4b71d148fdc5ecd3968a583a06ba46ecb456f752f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 94.23.45.86:4143

  • 129.232.188.93:443

  • 213.241.20.155:443

  • 197.242.150.244:8080

  • 172.104.251.154:8080

  • 46.55.222.11:443

  • 82.223.21.224:8080

  • 5.9.116.246:8080

  • 1.234.2.232:8080

  • 146.59.226.45:443

  • 160.16.142.56:8080

  • 115.68.227.76:8080

  • 72.15.201.15:8080

  • 188.44.20.25:443

  • 185.4.135.165:8080

  • 103.132.242.26:8080

  • 173.212.193.249:8080

  • 163.44.196.120:8080

  • 183.111.227.137:8080

  • 149.56.131.28:8080

eck1.plain
eck1.plain

Signatures

  • Emotet

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

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:460
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YeZMaKTuhvh\rYgySIkpZlS.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1144

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/460-130-0x0000000002200000-0x00000000022A9000-memory.dmp

        memory/460-132-0x0000000180000000-0x000000018002A000-memory.dmp