Analysis

  • max time kernel
    137s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-05-2024 18:11

General

  • Target

    50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe

  • Size

    344KB

  • MD5

    50ce9c75cd29bca309ebe6d244376464

  • SHA1

    c945514dbc21c961e3c4f7976c43dae19c21d32f

  • SHA256

    8fc1820dae78015bbd07b3a11c1f4310c0c838a33c76935cf74eb71ac91ca053

  • SHA512

    500a08845594ff73096336afc0da7038a64724240e216a23c547f39b06d4b567fb6afa9342d7aa741a6acb7ca42a0e20f2d4c8d71dfaf56bdeb480972158a505

  • SSDEEP

    6144:QHeM3Y7gPU58HvLd3podfd2ODGpNoM+2qwMZJo:+eQjPnHBZcfd8voT2qzZJo

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

222.239.249.166:443

217.26.163.82:7080

91.205.173.54:8080

163.172.97.112:8080

103.205.177.229:80

176.58.93.123:80

212.112.113.235:80

201.196.15.79:990

193.34.144.138:8080

172.104.70.207:8080

104.238.80.237:8080

181.44.166.242:80

119.159.150.176:443

5.189.148.98:8080

139.162.185.116:443

190.189.79.73:80

78.46.87.133:8080

192.241.220.183:8080

23.253.207.142:8080

216.70.88.55:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\50ce9c75cd29bca309ebe6d244376464_JaffaCakes118.exe
      --eef93871
      2⤵
      • Suspicious behavior: RenamesItself
      PID:3980
  • C:\Windows\SysWOW64\nicboost.exe
    "C:\Windows\SysWOW64\nicboost.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Windows\SysWOW64\nicboost.exe
      --cf343c4d
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:3124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\5ee9f8cddb3ff188c6a99dcf99203008_41e50f4a-4a76-42e1-a3df-51306e426307

    Filesize

    50B

    MD5

    aaec799e344163d0d188e0590697cb1e

    SHA1

    94aa3e9674f1335e1cdf6dc7b7c7cdbf5c97c65d

    SHA256

    d627b40c75603106e24782fdb852c180722ae6d472bdb60367bf2708f28f5454

    SHA512

    285e78b5ddc3049b2b167e0c785f410260eecdbb745489e3e5984e118c627e97b7499f8a937a4a6d5da4fe046fb220fc70fd5abc583083909fd005b1ee4f03b0

  • memory/1372-12-0x0000000000DC0000-0x0000000000DD4000-memory.dmp

    Filesize

    80KB

  • memory/2372-0-0x0000000002200000-0x0000000002214000-memory.dmp

    Filesize

    80KB

  • memory/2372-5-0x00000000021F0000-0x00000000021FF000-memory.dmp

    Filesize

    60KB

  • memory/3124-19-0x0000000000540000-0x0000000000554000-memory.dmp

    Filesize

    80KB

  • memory/3980-6-0x00000000021A0000-0x00000000021B4000-memory.dmp

    Filesize

    80KB

  • memory/3980-17-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB