Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    20/06/2024, 07:33

General

  • Target

    041055b0f7f3c08386bbe4aba8198668_JaffaCakes118.exe

  • Size

    2.6MB

  • MD5

    041055b0f7f3c08386bbe4aba8198668

  • SHA1

    3c0f398ff68c1662f923eafacc829854c9d3bfb1

  • SHA256

    f8528fa0e2db78163c1f425e06cf4790f8894f6d38c646bca4465f8b9eb0f78d

  • SHA512

    703deae33e82768c719b65617f12da5206352a65ace3d2e21424c907bb29d914016606cab94bbfe46758f8a877dcf625806bc7607a192949eac932c366d5b5b0

  • SSDEEP

    49152:RKC92s+bcWrUvaDT+dehwGUwPRwOByzLQvp5Q7ixnUUB1vPx52iVbI3L6b/I3cS:RRo/r+LgUA+OByQuiuU3B52ipI3LQ/0l

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\041055b0f7f3c08386bbe4aba8198668_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\041055b0f7f3c08386bbe4aba8198668_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Users\Admin\AppData\Local\Temp\is-HJN08.tmp\is-28IL0.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HJN08.tmp\is-28IL0.tmp" /SL4 $4010A "C:\Users\Admin\AppData\Local\Temp\041055b0f7f3c08386bbe4aba8198668_JaffaCakes118.exe" 2484466 51712
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\is-D42N5.tmp\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-HJN08.tmp\is-28IL0.tmp

    Filesize

    615KB

    MD5

    79a8b4d55a05727cdb2e8285caa98599

    SHA1

    6820e55667f07d2f4703557e12513dbc770f1aca

    SHA256

    132d1d51d24a57cece2fdcc8a44d169868bcca28d7b7374ab172e2fde71cfbfb

    SHA512

    d80f9e83f448cb42e016b5127f60a5b73b11ac07d7974051a7dc3adcae5dd08460e3aaa815478c84bdf4d0e44b71639eaf926f365fc342676669618ffaf33b7e

  • memory/1584-15-0x0000000000400000-0x00000000004A8000-memory.dmp

    Filesize

    672KB

  • memory/1844-2-0x0000000000401000-0x000000000040A000-memory.dmp

    Filesize

    36KB

  • memory/1844-0-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1844-14-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB