Analysis

  • max time kernel
    53s
  • max time network
    55s
  • platform
    windows10_x64
  • resource
    win10-de-20211014
  • submitted
    25-11-2021 16:26

General

  • Target

    ea1956fe84bbe140f4f999a43626bae241be448844fa369aa0fca71c3ccf009a.dll

  • Size

    653KB

  • MD5

    1517557f5bdbad338fc043bbd84cf406

  • SHA1

    b767ef262052e100e46229752d184ea2791ae1ba

  • SHA256

    ea1956fe84bbe140f4f999a43626bae241be448844fa369aa0fca71c3ccf009a

  • SHA512

    54202eebafef2359b9cc3cd896c1f83ced691180a39dc7fb8d2bb22cc4f5055ce9649239cdeb5ea740b4bb4986d99f1c1daf27fd668cd3336a43e5539fd08fa9

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\ea1956fe84bbe140f4f999a43626bae241be448844fa369aa0fca71c3ccf009a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea1956fe84bbe140f4f999a43626bae241be448844fa369aa0fca71c3ccf009a.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1144
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\ea1956fe84bbe140f4f999a43626bae241be448844fa369aa0fca71c3ccf009a.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:1480
  • 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:1128

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Replay Monitor

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Downloads

  • memory/1144-115-0x0000000000000000-mapping.dmp
  • memory/1144-116-0x0000000000CE0000-0x0000000000D08000-memory.dmp
    Filesize

    160KB

  • memory/1480-119-0x0000000000000000-mapping.dmp
  • memory/1480-120-0x0000000000F20000-0x0000000000F48000-memory.dmp
    Filesize

    160KB

  • memory/1480-123-0x0000000001070000-0x0000000001098000-memory.dmp
    Filesize

    160KB

  • memory/1480-126-0x0000000004BA0000-0x0000000004BC8000-memory.dmp
    Filesize

    160KB

  • memory/1480-129-0x0000000004C80000-0x0000000004CA8000-memory.dmp
    Filesize

    160KB

  • memory/1480-132-0x0000000004D60000-0x0000000004D88000-memory.dmp
    Filesize

    160KB

  • memory/1480-135-0x0000000004E40000-0x0000000004E68000-memory.dmp
    Filesize

    160KB

  • memory/1480-138-0x0000000004F20000-0x0000000004F48000-memory.dmp
    Filesize

    160KB