Analysis

  • max time kernel
    43s
  • max time network
    64s
  • platform
    windows10_x64
  • resource
    win10-de-20211104
  • submitted
    25-11-2021 16:36

General

  • Target

    c6796d0c54c9f868e4e027c06838be590c2eecdb968f791fb3c925cb3fcb41f8.dll

  • Size

    653KB

  • MD5

    0eddc4326b2182b8fd4a6a8b30f5bf33

  • SHA1

    519d3c8c52441f4eb1f0ffed3f0bcad1c1cae13e

  • SHA256

    c6796d0c54c9f868e4e027c06838be590c2eecdb968f791fb3c925cb3fcb41f8

  • SHA512

    49bff3e8905bd3effb57e64c5f26c605bc67a1447ee1ef732480817a810d8d15876ea6755a38766adb3b5e572ee907dbf04d0dc79a036704e7b0a46c348a3e3a

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

51.178.61.60:443

168.197.250.14:80

45.79.33.48:8080

196.44.98.190:8080

177.72.80.14:7080

51.210.242.234:8080

185.148.169.10:8080

142.4.219.173:8080

78.47.204.80:443

78.46.73.125:443

37.44.244.177:8080

37.59.209.141:8080

191.252.103.16:80

54.38.242.185:443

85.214.67.203:8080

54.37.228.122:443

207.148.81.119:8080

195.77.239.39:8080

66.42.57.149:443

195.154.146.35:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Registers COM server for autorun 1 TTPs
  • Blocklisted process makes network request 2 IoCs
  • Modifies registry class 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6796d0c54c9f868e4e027c06838be590c2eecdb968f791fb3c925cb3fcb41f8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2568
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6796d0c54c9f868e4e027c06838be590c2eecdb968f791fb3c925cb3fcb41f8.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1256
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\c6796d0c54c9f868e4e027c06838be590c2eecdb968f791fb3c925cb3fcb41f8.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:1084
  • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe
    "C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe"
    1⤵
    • Modifies registry class
    PID:1388

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1084-122-0x0000000000000000-mapping.dmp
  • memory/1084-123-0x0000000003FE0000-0x0000000004008000-memory.dmp
    Filesize

    160KB

  • memory/1084-126-0x00000000040D0000-0x00000000040F8000-memory.dmp
    Filesize

    160KB

  • memory/1084-129-0x00000000047D0000-0x00000000047F8000-memory.dmp
    Filesize

    160KB

  • memory/1084-132-0x00000000048B0000-0x00000000048D8000-memory.dmp
    Filesize

    160KB

  • memory/1084-135-0x0000000004990000-0x00000000049B8000-memory.dmp
    Filesize

    160KB

  • memory/1084-138-0x0000000004A70000-0x0000000004A98000-memory.dmp
    Filesize

    160KB

  • memory/1084-141-0x0000000004B60000-0x0000000004B88000-memory.dmp
    Filesize

    160KB

  • memory/1256-118-0x0000000000000000-mapping.dmp
  • memory/1256-119-0x0000000002950000-0x0000000002978000-memory.dmp
    Filesize

    160KB