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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    23/08/2024, 13:16

General

  • Target

    bbe14e1437f0af3c809ead26ccc9d92d_JaffaCakes118.exe

  • Size

    14KB

  • MD5

    bbe14e1437f0af3c809ead26ccc9d92d

  • SHA1

    ae14a404d88f7e88d28b0210312c215727623a98

  • SHA256

    a92d8871a1ce0f8787d16662ff0d600cb2e4c5edc70c846ccafccf371dbb43eb

  • SHA512

    2ecb46e453cdebfe80dd78552bc086f13de32472af92f29f6b64b5b0be2a644baaad895c7cfc2da7a10f2f2b44c85f5cdc535d8ac434b495ea20bd3f759bf6ba

  • SSDEEP

    192:FvOTZzae+oYUYjEJOLnl+2m3SSjl1ulDGibJKGjzjZrKMGO5Ba+VE3vmKwHUR8pD:FjMIwOLPxkGjzjdK6BpGmKwHUR6Njs0Z

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • 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.

  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbe14e1437f0af3c809ead26ccc9d92d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bbe14e1437f0af3c809ead26ccc9d92d_JaffaCakes118.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\6873.tmp.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\6873.tmp.bat

    Filesize

    207B

    MD5

    8a96adf6bf44f25cf3c62ae2a68a296a

    SHA1

    da7e3e62df7770f49abc3f0249786de502a7b945

    SHA256

    e3c6d08bb67815a7e8fab0cb987223fec09ee739a1c8b354b91867fb85b28f4e

    SHA512

    14a6eb3dd15f51ed3540314fe2908cf1a3dacc9768f2f36f3d5203500112b5fb3bcd1d6c623e31caedc59256f40f9e965534b0be6c03c9a1f0ea342a7fb1f19c

  • C:\Windows\SysWOW64\rirmggwg.nls

    Filesize

    428B

    MD5

    92d183aef52a20c0a4a535ffdeae8e84

    SHA1

    abb0632e7d0a402b5182e95ff85de4c506cf9a8d

    SHA256

    2a36451e45ab77ab3abdb6d85c290bd34a32024446540121d79f872af86423bf

    SHA512

    53e8aeebf1cf7653bcd12c863f6e7b957c37b78f6988b518ff672ce5ca6dfbe1fd833e41a0ed40ecf26f85b2e5ffd50ef4bded28302b770df5911f198ac52d85

  • \Windows\SysWOW64\rirmggwg.dll

    Filesize

    2.3MB

    MD5

    2186aecf16c63d291485215fc9c34a70

    SHA1

    0be1212bacd203223e2a80f05127487d537fb660

    SHA256

    aed577fe790aafb0baff5a0e72f8fc1184d01f5d4dfcfcf479b1cf5a76265b16

    SHA512

    979bcd241d4848222d64a44b663f4bc239002366d7fe2038d54b89c32d456529af33bd70eb43755903669fed8c027cdb917c82538574ea29df64655e6eea46c1

  • memory/2328-16-0x0000000010000000-0x000000001006C000-memory.dmp

    Filesize

    432KB

  • memory/2328-25-0x0000000010000000-0x000000001006C000-memory.dmp

    Filesize

    432KB