Analysis

  • max time kernel
    54s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    30-06-2022 08:51

General

  • Target

    b1dfbcb3b5c1a89d04a87b53b5e52237789947daff6958c4dcc1f74a2031a20a.dll

  • Size

    425KB

  • MD5

    6330c6f2909e4d5154e1fdc0e7de4efe

  • SHA1

    2cc6cfd60ac8a36105ead958d932f1182e1fac46

  • SHA256

    b1dfbcb3b5c1a89d04a87b53b5e52237789947daff6958c4dcc1f74a2031a20a

  • SHA512

    b0b8b3e2d9c63e2e3ac2800c86703580ed47f96f95e30a5ff3681eda04c042c225b32522a6639a2d79ba93f89b334f3ed34102e7d12ce8acb47589b72a287681

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

172.104.251.154:8080

51.161.73.194:443

101.50.0.91:8080

91.207.28.33:8080

119.193.124.41:7080

150.95.66.124:8080

103.132.242.26:8080

37.187.115.122:8080

172.105.226.75:8080

131.100.24.231:80

196.218.30.83:443

79.137.35.198:8080

103.75.201.2:443

82.223.21.224:8080

153.126.146.25:7080

146.59.226.45:443

209.97.163.214:443

186.194.240.217:443

197.242.150.244:8080

45.118.115.99:8080

eck1.plain
ecs1.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\b1dfbcb3b5c1a89d04a87b53b5e52237789947daff6958c4dcc1f74a2031a20a.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KuiCueftLUJIEWoT\WeziPMNEW.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3224

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1780-117-0x0000000002010000-0x0000000002064000-memory.dmp
    Filesize

    336KB

  • memory/3224-123-0x0000000000000000-mapping.dmp