Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-07-2024 02:57

General

  • Target

    34a05f1580ef72a6bd1083f634863a6a_JaffaCakes118.exe

  • Size

    284KB

  • MD5

    34a05f1580ef72a6bd1083f634863a6a

  • SHA1

    307ff6d6e139bedfe81cc87fa030a3f12028f6fc

  • SHA256

    e89dd86d7a396fe07810104ad92ca4c002b445c844a5b1e451ab176b7c77af0b

  • SHA512

    31e25a342a4c5afbcf77c637b4bdac54a1885e0db27b0ef66e99a1f6d7b92628d33debd3ae02002415f7140d0ac1c976ed04cbdc10c93117c83894af1ce5bc65

  • SSDEEP

    6144:n3FkNHorHcvwU16quhYRVb/NSlMYIBMG:2NHmLUcWVbIn2

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

174.106.122.139:80

159.203.116.47:8080

173.249.6.108:443

104.236.246.93:8080

174.45.13.118:80

137.59.187.107:8080

94.200.114.161:80

37.187.72.193:8080

67.10.155.92:80

121.124.124.40:7080

24.43.99.75:80

75.139.38.211:80

109.74.5.95:8080

137.119.36.33:80

74.134.41.124:80

66.65.136.14:80

94.1.108.190:443

181.169.235.7:80

79.137.83.50:443

104.131.44.150:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet payload 5 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 18 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34a05f1580ef72a6bd1083f634863a6a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\34a05f1580ef72a6bd1083f634863a6a_JaffaCakes118.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:2616
    • C:\Windows\SysWOW64\rsaenh\ntlanman.exe
      "C:\Windows\SysWOW64\rsaenh\ntlanman.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\rsaenh\ntlanman.exe

    Filesize

    284KB

    MD5

    34a05f1580ef72a6bd1083f634863a6a

    SHA1

    307ff6d6e139bedfe81cc87fa030a3f12028f6fc

    SHA256

    e89dd86d7a396fe07810104ad92ca4c002b445c844a5b1e451ab176b7c77af0b

    SHA512

    31e25a342a4c5afbcf77c637b4bdac54a1885e0db27b0ef66e99a1f6d7b92628d33debd3ae02002415f7140d0ac1c976ed04cbdc10c93117c83894af1ce5bc65

  • memory/2616-0-0x0000000002240000-0x0000000002252000-memory.dmp

    Filesize

    72KB

  • memory/2616-7-0x0000000002230000-0x000000000223F000-memory.dmp

    Filesize

    60KB

  • memory/2616-4-0x0000000002260000-0x0000000002270000-memory.dmp

    Filesize

    64KB

  • memory/2616-9-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

  • memory/4704-10-0x0000000002170000-0x0000000002182000-memory.dmp

    Filesize

    72KB

  • memory/4704-14-0x0000000002110000-0x0000000002120000-memory.dmp

    Filesize

    64KB