Analysis

  • max time kernel
    137s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12-05-2024 15:06

General

  • Target

    3abaa8d4ddb688291fd55c70c925a5ed_JaffaCakes118.exe

  • Size

    112KB

  • MD5

    3abaa8d4ddb688291fd55c70c925a5ed

  • SHA1

    5672075bc7cfa0e85a741674d51574ca577905e8

  • SHA256

    cca37083fe4cbcb71f83df2b52cc988ae6333aee86aa407ce902677b38dddd51

  • SHA512

    7ef83329ad4a1748fc27d286da24b332e2c9be65479906d1baae916de2ca3521be6518bdc45f69da707fbd26bb031d8945dbfbf84de2c35349d22dfab5861d27

  • SSDEEP

    1536:zIyJFo4OTP8jQUtGvH7G5TJIyeyz29rc+ZqRNqiwm7EZ:5J24tjQUtG/S5narc+ZaqiDS

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

71.72.196.159:80

134.209.36.254:8080

120.138.30.150:8080

94.23.216.33:80

157.245.99.39:8080

137.59.187.107:8080

94.23.237.171:443

61.19.246.238:443

156.155.166.221:80

50.35.17.13:80

153.137.36.142:80

91.211.88.52:7080

209.141.54.221:8080

185.94.252.104:443

174.45.13.118:80

87.106.136.232:8080

62.75.141.82:80

213.196.135.145:80

188.219.31.12:80

82.80.155.43:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • 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).

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3abaa8d4ddb688291fd55c70c925a5ed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3abaa8d4ddb688291fd55c70c925a5ed_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Windows\SysWOW64\ktmutil\api-ms-win-crt-locale-l1-1-0.exe
      "C:\Windows\SysWOW64\ktmutil\api-ms-win-crt-locale-l1-1-0.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\ktmutil\api-ms-win-crt-locale-l1-1-0.exe

    Filesize

    112KB

    MD5

    3abaa8d4ddb688291fd55c70c925a5ed

    SHA1

    5672075bc7cfa0e85a741674d51574ca577905e8

    SHA256

    cca37083fe4cbcb71f83df2b52cc988ae6333aee86aa407ce902677b38dddd51

    SHA512

    7ef83329ad4a1748fc27d286da24b332e2c9be65479906d1baae916de2ca3521be6518bdc45f69da707fbd26bb031d8945dbfbf84de2c35349d22dfab5861d27

  • memory/1936-4-0x00000000002E0000-0x00000000002F0000-memory.dmp

    Filesize

    64KB

  • memory/1936-7-0x0000000000230000-0x000000000023F000-memory.dmp

    Filesize

    60KB

  • memory/1936-0-0x0000000000240000-0x0000000000252000-memory.dmp

    Filesize

    72KB

  • memory/1936-9-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2576-14-0x0000000000260000-0x0000000000270000-memory.dmp

    Filesize

    64KB