Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-11-2024 07:41

General

  • Target

    Epoch1/Updates/2642_d93254c235dede95c59d3ba5276f85ef_exe.exe

  • Size

    908KB

  • MD5

    d93254c235dede95c59d3ba5276f85ef

  • SHA1

    93fb125fd059a497f9f1b9aa3021251d88a5c69a

  • SHA256

    cdd0ac6a1822ef83143503e4437cf0a87cf8b164bdbcec3579e168eb96abc4a0

  • SHA512

    2f0e745e5bf735954656b8ed923a131e25c5d442497fd6b6f606f89e202da0aa3b0c31e212c4238508c534de69624b5d4a94f7f299f73a8c3e7ce049c9adf9ac

  • SSDEEP

    12288:V/J+NC0xu2rPcHKeNmcZvF/SZGYzZ5Q/cN:5J8R6mcVF/mGY4EN

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

24.249.135.121:80

185.94.252.13:443

149.62.173.247:8080

50.28.51.143:8080

80.249.176.206:80

5.196.35.138:7080

190.17.195.202:80

143.0.87.101:80

190.147.137.153:443

181.30.69.50:80

51.255.165.160:8080

190.96.118.251:443

72.47.248.48:7080

178.79.163.131:8080

212.231.60.98:80

187.162.248.237:80

2.47.112.152:80

68.183.190.199:8080

192.241.143.52:8080

77.55.211.77:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet family
  • Emotet payload 4 IoCs

    Detects Emotet payload in memory.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 14 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\Epoch1\Updates\2642_d93254c235dede95c59d3ba5276f85ef_exe.exe
    "C:\Users\Admin\AppData\Local\Temp\Epoch1\Updates\2642_d93254c235dede95c59d3ba5276f85ef_exe.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Windows\SysWOW64\TextInputMethodFormatter\Windows.Security.Authentication.Web.Core.exe
      "C:\Windows\SysWOW64\TextInputMethodFormatter\Windows.Security.Authentication.Web.Core.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\TextInputMethodFormatter\Windows.Security.Authentication.Web.Core.exe

    Filesize

    908KB

    MD5

    d93254c235dede95c59d3ba5276f85ef

    SHA1

    93fb125fd059a497f9f1b9aa3021251d88a5c69a

    SHA256

    cdd0ac6a1822ef83143503e4437cf0a87cf8b164bdbcec3579e168eb96abc4a0

    SHA512

    2f0e745e5bf735954656b8ed923a131e25c5d442497fd6b6f606f89e202da0aa3b0c31e212c4238508c534de69624b5d4a94f7f299f73a8c3e7ce049c9adf9ac

  • memory/972-0-0x0000000002380000-0x0000000002389000-memory.dmp

    Filesize

    36KB

  • memory/972-1-0x0000000002390000-0x000000000239C000-memory.dmp

    Filesize

    48KB

  • memory/972-7-0x0000000002360000-0x0000000002368000-memory.dmp

    Filesize

    32KB

  • memory/972-6-0x0000000000400000-0x00000000004E7000-memory.dmp

    Filesize

    924KB

  • memory/972-8-0x0000000002880000-0x0000000002971000-memory.dmp

    Filesize

    964KB

  • memory/4440-9-0x0000000002150000-0x000000000215C000-memory.dmp

    Filesize

    48KB

  • memory/4440-13-0x0000000002150000-0x000000000215C000-memory.dmp

    Filesize

    48KB

  • memory/4440-14-0x0000000002130000-0x0000000002138000-memory.dmp

    Filesize

    32KB

  • memory/4440-15-0x00000000026E0000-0x00000000027D1000-memory.dmp

    Filesize

    964KB