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Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 19:20

General

  • Target

    4b0e7889a671656f0e3cc1421ff5713e_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    4b0e7889a671656f0e3cc1421ff5713e

  • SHA1

    942e086b27b0d8e97128c07c622f1a0122c16115

  • SHA256

    dab8dbb28065b7ca6baa7d4eea6178183a35784b3a52fac8f851660354bdeca7

  • SHA512

    d07111567ff6509a624f89d11c1d8b8c4a862239179c62509ad57d12e9c4e28520d19c8eb47607c26191f466936b9fa4b91cc7acf00d952cb8bcc1edcca0df60

  • SSDEEP

    3072:VXe4EJ+LOkaiyzzYGuVKqxIXtgsB3+ksmanwBKdX7JvQtK:VXexkaiPYqxIdgyhmwBKdrJW

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 6 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b0e7889a671656f0e3cc1421ff5713e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4b0e7889a671656f0e3cc1421ff5713e_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Windows\Zjecia.exe
      C:\Windows\Zjecia.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      PID:3528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

    Filesize

    390B

    MD5

    033629b9b12bbbb4be5437529f5ef9e2

    SHA1

    367817cb2012a60ab24f51f066f08a7c6db361c9

    SHA256

    4cb8d34635b01f17a27efef45b2b286d01a288206ca2d2499dd952745ea05cbb

    SHA512

    230f55d32a45ebbd9f675c685a4ee6b87eb390b51e48b4bfc62f2f74d420b5c11aea962d7c0004e43713343bedd2a317666b54fc1cc759904a586f5be2fc0ef6

  • C:\Windows\Zjecia.exe

    Filesize

    134KB

    MD5

    4b0e7889a671656f0e3cc1421ff5713e

    SHA1

    942e086b27b0d8e97128c07c622f1a0122c16115

    SHA256

    dab8dbb28065b7ca6baa7d4eea6178183a35784b3a52fac8f851660354bdeca7

    SHA512

    d07111567ff6509a624f89d11c1d8b8c4a862239179c62509ad57d12e9c4e28520d19c8eb47607c26191f466936b9fa4b91cc7acf00d952cb8bcc1edcca0df60

  • memory/3528-9-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-10-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-171562-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-171566-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-171567-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-171569-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3528-171573-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3656-2-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3656-0-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/3656-1-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/3656-45905-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB