Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 13:08

General

  • Target

    e787ee1580fbf1bb02976ebc0e910060_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    e787ee1580fbf1bb02976ebc0e910060

  • SHA1

    40a595d36d06ce554643e3ebcb4cd1b18481e754

  • SHA256

    6fae26be719308b749e6609f3bfebf6527e4d7e4132b9eb3d92a182e32eb039e

  • SHA512

    e6001dd25f9f5dd99d104c2c20b07ad0c6846416fa9d5e9b716770993162a9ff498c92693d2dbca71eac682391bb34c57d0b6a21dee33b5366b9fd17fc2102a3

  • SSDEEP

    3072:PnOn7t7XpdpCCTg/sxFgJseq8KVClmQASpbYKvk8nABC1L89:PKpdcCrTv8KAlFsKvk8nbL89

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e787ee1580fbf1bb02976ebc0e910060_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e787ee1580fbf1bb02976ebc0e910060_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3440
    • C:\Users\Admin\AppData\Local\Temp\nsv6E7B.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsv6E7B.tmp\downloadmr.exe /e1911553 /u4d488269-6268-4c29-b4c2-79305bc06ebe
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:4884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nsv6E7B.tmp\System.dll

          Filesize

          21KB

          MD5

          5ebc73650256e9c8ddbcda231db829a1

          SHA1

          988d4535e18754ab2a6248abae96c5697d7dbcd5

          SHA256

          1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

          SHA512

          b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

        • C:\Users\Admin\AppData\Local\Temp\nsv6E7B.tmp\downloadmr.exe

          Filesize

          135KB

          MD5

          fb753ca8f8abe185c761c5a729552f05

          SHA1

          d87aeac1b5c45792997dd6da20687c2a60072665

          SHA256

          d9b21b59169dc040c604bf10bf53521633fbe54911a32ae9ea78136297f3c454

          SHA512

          271be08c81bc23ecf3ab0c6355f7c171cbd227b773b1cde3ff6389ea01246952bee4d8c213f4e2428ff6f62510dfbe609c66f079e0d4b03c148894989061ac15

        • memory/3440-37-0x0000000000400000-0x000000000043D000-memory.dmp

          Filesize

          244KB

        • memory/3440-45-0x0000000000400000-0x000000000043D000-memory.dmp

          Filesize

          244KB

        • memory/3440-38-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

          Filesize

          52KB

        • memory/4884-14-0x0000000073DD0000-0x0000000074381000-memory.dmp

          Filesize

          5.7MB

        • memory/4884-35-0x00000000012F0000-0x0000000001300000-memory.dmp

          Filesize

          64KB

        • memory/4884-36-0x00000000012F0000-0x0000000001300000-memory.dmp

          Filesize

          64KB

        • memory/4884-34-0x00000000012F0000-0x0000000001300000-memory.dmp

          Filesize

          64KB

        • memory/4884-15-0x00000000012F0000-0x0000000001300000-memory.dmp

          Filesize

          64KB

        • memory/4884-39-0x0000000073DD0000-0x0000000074381000-memory.dmp

          Filesize

          5.7MB

        • memory/4884-41-0x0000000073DD0000-0x0000000074381000-memory.dmp

          Filesize

          5.7MB

        • memory/4884-13-0x0000000073DD0000-0x0000000074381000-memory.dmp

          Filesize

          5.7MB