Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-06-2024 09:05

General

  • Target

    89f99f4791f56d7f8d68a2de9c4ec93b_JaffaCakes118.exe

  • Size

    428KB

  • MD5

    89f99f4791f56d7f8d68a2de9c4ec93b

  • SHA1

    bce55faecfeb73bb229602a9afeadb1082b0519e

  • SHA256

    aa07db23c6addba5df56820272525090bee9bcf4cda3b3d9ed00f5bdfc674021

  • SHA512

    21a241179ba4f309df4ec1779deca8f492b92be5187a5bc1fd580b69b5520e32bc9bee5633f6bfce24b08d0812aba67f450c830151f4731653dfa40320c364f5

  • SSDEEP

    6144:zYFNR92mUmlPaSLNV1TvSTpBmwJLpUe6xt0kLec95bTYDbpaa:zKR920lPVzSTptLpUej4xffobpaa

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

73.167.135.180:80

72.29.55.174:80

63.246.252.234:80

104.236.137.72:8080

172.104.233.225:8080

213.189.36.51:8080

85.234.143.94:8080

200.123.101.90:80

203.25.159.3:8080

134.209.214.126:8080

88.250.223.190:8080

190.186.164.23:80

82.196.15.205:8080

110.143.18.92:80

91.204.163.19:8090

14.160.93.230:80

159.203.204.126:8080

200.58.83.179:80

163.172.40.218:7080

189.173.113.67:443

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 SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89f99f4791f56d7f8d68a2de9c4ec93b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\89f99f4791f56d7f8d68a2de9c4ec93b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\89f99f4791f56d7f8d68a2de9c4ec93b_JaffaCakes118.exe
      --7a0a68d4
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      PID:3732
  • C:\Windows\SysWOW64\wrapsitka.exe
    "C:\Windows\SysWOW64\wrapsitka.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Windows\SysWOW64\wrapsitka.exe
      --cee64ca0
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3260

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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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/1204-13-0x0000000000E40000-0x0000000000E57000-memory.dmp
    Filesize

    92KB

  • memory/2024-0-0x0000000000700000-0x0000000000717000-memory.dmp
    Filesize

    92KB

  • memory/2024-5-0x00000000006E0000-0x00000000006F1000-memory.dmp
    Filesize

    68KB

  • memory/3260-20-0x0000000000E30000-0x0000000000E47000-memory.dmp
    Filesize

    92KB

  • memory/3732-6-0x0000000001FC0000-0x0000000001FD7000-memory.dmp
    Filesize

    92KB

  • memory/3732-11-0x0000000000400000-0x000000000046F000-memory.dmp
    Filesize

    444KB