Analysis

  • max time kernel
    188s
  • max time network
    202s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 05:17

General

  • Target

    muynmbot.dll

  • Size

    664KB

  • MD5

    945958b58306617cde346d9ed4f8c33c

  • SHA1

    cd25656822e24856692e3ab9c54ccfe18a334f7d

  • SHA256

    ccb76fc936bef489d1a947e675ec9b3ea9800ddabf7a888c24f4386927a3daaf

  • SHA512

    9e0c8e9cac1a808849de37d1fc6ca2d82a941eeaeb2772bea61a15429c889e1f798b53e30cf5911fbe846ee73345c79f8a104f2f84211a011883c069f7cec73a

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

149.56.128.192:443

120.50.40.183:80

160.16.218.63:8080

217.182.25.250:8080

119.193.124.41:7080

103.75.201.2:443

195.201.151.129:8080

131.100.24.231:80

159.65.88.10:8080

1.234.21.73:7080

5.9.116.246:8080

103.75.201.4:443

176.104.106.96:8080

138.185.72.26:8080

212.237.17.99:8080

72.15.201.15:8080

103.43.46.182:443

207.38.84.195:8080

46.55.222.11:443

1.234.2.232:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\muynmbot.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\muynmbot.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4300

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4300-130-0x0000000000000000-mapping.dmp

  • memory/4300-131-0x00000000023D0000-0x00000000023F8000-memory.dmp

    Filesize

    160KB