Analysis

  • max time kernel
    47s
  • max time network
    49s
  • platform
    windows10_x64
  • resource
    win10-de-20211014
  • submitted
    25-11-2021 16:21

General

  • Target

    295e9226aae44e3645f4838a9784c9de4b08755e8101bf5de42e7bae3a8f8069.dll

  • Size

    653KB

  • MD5

    b09c1e62756e7d82bdad5bff56df2c33

  • SHA1

    a9779f4275ea658edbedf744249ae38a9d9f36bd

  • SHA256

    295e9226aae44e3645f4838a9784c9de4b08755e8101bf5de42e7bae3a8f8069

  • SHA512

    99ff9a762b9f195299e8b584b5a973b4eaf1aee7967bd25ca52cf01992d44c18beef397bee14d253443df070b1414758df1c933dd359a72e00e732b057d4a21d

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\295e9226aae44e3645f4838a9784c9de4b08755e8101bf5de42e7bae3a8f8069.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3376
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\295e9226aae44e3645f4838a9784c9de4b08755e8101bf5de42e7bae3a8f8069.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:652
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\295e9226aae44e3645f4838a9784c9de4b08755e8101bf5de42e7bae3a8f8069.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:4068
  • 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:1484

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Replay Monitor

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Downloads

  • memory/652-115-0x0000000000000000-mapping.dmp
  • memory/652-116-0x0000000004D60000-0x0000000004D88000-memory.dmp
    Filesize

    160KB

  • memory/4068-119-0x0000000000000000-mapping.dmp
  • memory/4068-120-0x00000000042E0000-0x0000000004308000-memory.dmp
    Filesize

    160KB

  • memory/4068-123-0x00000000048F0000-0x0000000004918000-memory.dmp
    Filesize

    160KB

  • memory/4068-126-0x0000000004AD0000-0x0000000004AF8000-memory.dmp
    Filesize

    160KB

  • memory/4068-129-0x0000000004BB0000-0x0000000004BD8000-memory.dmp
    Filesize

    160KB

  • memory/4068-132-0x0000000004C90000-0x0000000004CB8000-memory.dmp
    Filesize

    160KB

  • memory/4068-135-0x0000000004D80000-0x0000000004DA8000-memory.dmp
    Filesize

    160KB

  • memory/4068-138-0x0000000004E70000-0x0000000004E98000-memory.dmp
    Filesize

    160KB