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Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    08/07/2024, 23:12

General

  • Target

    2e2c058139515c4f05890ff14a269a15_JaffaCakes118.exe

  • Size

    131KB

  • MD5

    2e2c058139515c4f05890ff14a269a15

  • SHA1

    fdcdb17b29ef4e0410646a88a432b10616e4a816

  • SHA256

    5c926e2402684add894f79992d23275ba4725289347de72613ea5ca221ff2faa

  • SHA512

    43f39c27be178e020f9236667b7e70c998dc63b2bac570068724e77557424c3a4f46efcd617ae8da22091e91a18390a092c8e3d5eda8dcbe121da6f2509d338e

  • SSDEEP

    3072:5KcWmjRrzYYWSReib5c2ZsS1eJpQ2pQ6CwCDSLIi9:SIWSReiFc1ceJaJDDq

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e2c058139515c4f05890ff14a269a15_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2e2c058139515c4f05890ff14a269a15_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Local\Temp\tKuKsdhf96cOiKi.exe
      C:\Users\Admin\AppData\Local\Temp\tKuKsdhf96cOiKi.exe
      2⤵
      • Executes dropped EXE
      PID:2804
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2752

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tKuKsdhf96cOiKi.exe

    Filesize

    103KB

    MD5

    e4d92b5ef0a285e516346f7cfdb4e28a

    SHA1

    6f8ef7957e10b7a05e05a9627c6694787105af24

    SHA256

    9b3e52a8c3bb12380d3e87f470f76ef48a1eb570bbc83de17b7ed10aee398f5d

    SHA512

    b65cd1855a73ab028482e2dc183b61874f45373e1f9cae3b14ca9fe8bb25172117b37594c052df5ee4d7dfae36199e7c7139b18afb61153fe3aac0feaefa705a

  • C:\Windows\CTS.exe

    Filesize

    28KB

    MD5

    e6150447c894ade7b2b9ee88d5933922

    SHA1

    dc62f7f9ff1a492adadbc8b6321c0b7b9cd973d1

    SHA256

    b612d46644d0e4a3829c4d6715f71d979103aa487624805363b36f5b4f92b118

    SHA512

    d6db2b459723005662a646357bd60ab6e5cf77ab4f83868c91e725e45c32b44900c32724883df6aa4a0e85cbf7441bea159334f3080cfe8e7acec540aa996ff0

  • memory/2292-11-0x0000000000870000-0x0000000000887000-memory.dmp

    Filesize

    92KB

  • memory/2292-0-0x0000000000870000-0x0000000000887000-memory.dmp

    Filesize

    92KB

  • memory/2752-13-0x0000000000C70000-0x0000000000C87000-memory.dmp

    Filesize

    92KB

  • memory/2752-21-0x0000000000C70000-0x0000000000C87000-memory.dmp

    Filesize

    92KB