Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    13-07-2024 01:15

General

  • Target

    3f9eb923df0704d8b0020383f194ad7c_JaffaCakes118.exe

  • Size

    2.3MB

  • MD5

    3f9eb923df0704d8b0020383f194ad7c

  • SHA1

    1524c28a726dd90f6416cc3ab306fe4d0fee7cbb

  • SHA256

    c3005294d4fa3fd59ee4492607e39076ff8e455e23dc6391277feb34b185978b

  • SHA512

    6b71dfdbd2eaf05fda8dbe60b81c8a4ff6218b30dfcbd3bc2245faa3adafaf21e7104802f235acc417ec555d38fdb78571feab7067532ccc1eccdf904cd7fe96

  • SSDEEP

    49152:5Fu7U7pIv0BoUoXBj5jracNibLHkJkgZv:io7av0BoPj52DkJ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f9eb923df0704d8b0020383f194ad7c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3f9eb923df0704d8b0020383f194ad7c_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\svchost.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Program Files directory
      PID:3064
    • C:\Users\Admin\AppData\Local\Temp\setup.exe
      C:\Users\Admin\AppData\Local\Temp\setup.exe
      2⤵
      • Executes dropped EXE
      PID:2568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsoEB69.tmp\NSISArray.dll

    Filesize

    19KB

    MD5

    14b848866035dea39b912da628307231

    SHA1

    d00c8963aee8038d8a22f098cef69b31007196e5

    SHA256

    6a129a9eefae85a9412e889e0c74fdaa21d20254fa13cacef5429885775017dc

    SHA512

    4538058426c742bf7d823d1cac5303eeff8bf0b524459262181ac79695eead705e7590ae63ce996b8e3afd9a6c8d1fec503f9a11772ebe5c5c4e01930ed97b16

  • \Users\Admin\AppData\Local\Temp\nsoEB69.tmp\inetc.dll

    Filesize

    24KB

    MD5

    1efbbf5a54eb145a1a422046fd8dfb2c

    SHA1

    ec4efd0a95bb72fd4cf47423647e33e5a3fddf26

    SHA256

    983859570099b941c19d5eb9755eda19dd21f63e8ccad70f6e93f055c329d341

    SHA512

    7fdeba8c961f3507162eb59fb8b9b934812d449cc85c924f61722a099618d771fed91cfb3944e10479280b73648a9a5cbb23482d7b7f8bfb130f23e8fd6c15fb

  • \Users\Admin\AppData\Local\Temp\setup.exe

    Filesize

    1.3MB

    MD5

    822c753f5b8737072d30ad468e15d436

    SHA1

    1186d8957c2d1d68f711d398d431a13289935dba

    SHA256

    1c2d82d5c78cf8ca293d174c540eac003bca79be52d34f2404cfc4ac4879c42e

    SHA512

    7e38acaaf47c8f672a31732070c2941dd3c17e6da74998bbf7d118244f75cc2f1dbbae52862cd33173e9c4f8e438fc3e056c3e4f1eade03caf865054b40897f9

  • \Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    633KB

    MD5

    a10354f476aa8c50b96d55d9e8d2bb0d

    SHA1

    4490f75e0b3b0653896a1ee4add263485f20fc22

    SHA256

    a467d6f91034d1936d550745a4514344115341e3c9b1228ebe17cdaec24f7172

    SHA512

    2a99dc95c2bf58ade2157d2bf49d9b2b7152224df6637e3f2ec169510791b5bff2691eecad3e5f6d9593daa7633e118dc609e44f72fd1ac4192215ef6465657c

  • memory/2204-40-0x0000000000400000-0x000000000048D000-memory.dmp

    Filesize

    564KB