Analysis

  • max time kernel
    53s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    21-05-2022 16:26

General

  • Target

    b44ec648c3c84dea8f1f18ff5e29a28ff8eae252dcfd911ebffd958822c3c172.dll

  • Size

    362KB

  • MD5

    a8c666da43d967a50cd94c7af01cbebc

  • SHA1

    6e8102779b127d1e91565bf11ba8a9c2396372ea

  • SHA256

    b44ec648c3c84dea8f1f18ff5e29a28ff8eae252dcfd911ebffd958822c3c172

  • SHA512

    5d2f21c33bbad60f9809b4271d92d9fc5c02f4cafde02b15e0d0b5087d692ecd8a24705b01d7243c311ea5db178c892f29f987b6c564b6485b5a07e6f2a9a792

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

194.9.172.107:8080

66.42.57.149:443

165.22.73.229:8080

202.29.239.162:443

76.189.152.228:1645

59.185.164.123:8382

115.19.43.159:30377

104.248.225.227:8080

54.38.242.185:443

103.133.214.242:8080

78.47.204.80:443

210.57.209.142:8080

103.41.204.169:8080

118.98.72.86:443

88.217.172.165:8080

87.106.97.83:7080

85.25.120.45:8080

195.77.239.39:8080

37.44.244.177:8080

36.67.23.59:443

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 2 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\b44ec648c3c84dea8f1f18ff5e29a28ff8eae252dcfd911ebffd958822c3c172.dll
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NpkknDroLRquY\MHXpyavJkenRroW.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2456

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2080-117-0x0000000180000000-0x0000000180031000-memory.dmp

    Filesize

    196KB

  • memory/2456-122-0x0000000000000000-mapping.dmp