Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-02-2024 07:32

General

  • Target

    7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe

  • Size

    848KB

  • MD5

    bd67d1853d55ebc3b7ea8f8c7e00b1f1

  • SHA1

    aaf34c8960a12f7df6a65d18d327e5c610b9217e

  • SHA256

    7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617

  • SHA512

    40827b0933aee9f267b01b19cc5c42b044023cb411a6fa9d46d27a91e7d24c2bd6386142b5e68194adad9879891c175b4687007a04ac5fa2fd4a982509e9fb8c

  • SSDEEP

    6144:eTaQZdJnaB1kNO2FSm9Vc6c6c6c6c6c6c6c6c6cyI6HmMETLv3NIDK:eGQfJBFrnHFETL

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

190.136.179.102:80

97.107.135.148:8080

94.102.209.63:7080

162.144.42.60:8080

81.214.253.80:443

87.106.231.60:8080

107.161.30.122:8080

66.61.94.36:80

139.59.12.63:8080

203.153.216.178:7080

178.33.167.120:8080

179.62.238.49:80

50.116.78.109:8080

74.208.173.91:8080

113.161.148.81:80

179.5.118.12:80

202.5.47.71:80

91.83.93.103:443

181.113.229.139:443

41.185.29.128:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe
    "C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe
      "C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe

    Filesize

    848KB

    MD5

    bd67d1853d55ebc3b7ea8f8c7e00b1f1

    SHA1

    aaf34c8960a12f7df6a65d18d327e5c610b9217e

    SHA256

    7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617

    SHA512

    40827b0933aee9f267b01b19cc5c42b044023cb411a6fa9d46d27a91e7d24c2bd6386142b5e68194adad9879891c175b4687007a04ac5fa2fd4a982509e9fb8c

  • memory/2448-4-0x00000000023F0000-0x00000000023F1000-memory.dmp

    Filesize

    4KB

  • memory/2448-0-0x0000000002450000-0x000000000245C000-memory.dmp

    Filesize

    48KB

  • memory/2448-5-0x0000000002440000-0x0000000002449000-memory.dmp

    Filesize

    36KB

  • memory/3152-7-0x0000000000590000-0x000000000059C000-memory.dmp

    Filesize

    48KB

  • memory/3152-11-0x0000000000590000-0x000000000059C000-memory.dmp

    Filesize

    48KB