Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27/06/2024, 20:43

General

  • Target

    1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe

  • Size

    28KB

  • MD5

    1774b8d296dd948fb37afc216b3cc07e

  • SHA1

    3be9949773b27cc0fdd47f8c69650804085cfab2

  • SHA256

    beec62cffed38f64b1b55847acbd3845e812010ebde9f507f9e29fd8ffba3a21

  • SHA512

    e09bbe2743228d248310ec582dafa1121205e45c0413cdca723f69fe05b741dd73cd2867ef9d4977c966d6d7383f8be46f4df16221e41f09818c18209aaa1ef5

  • SSDEEP

    768:eyX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIovr:egKcR4mjD9r82e

Malware Config

Signatures

  • Executes dropped EXE 1 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1774b8d296dd948fb37afc216b3cc07e_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2204
    • 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:1704

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5OIokfLenBWyNXP.exe

          Filesize

          28KB

          MD5

          7d3f929e738008142f59251a88cd1af1

          SHA1

          8a2437b41e11acdb991c80d72a8205f730d02aaf

          SHA256

          2c2b0364ae4f272ced61ea1681f30d994a305d428fd0b1bbfc35c603c152d889

          SHA512

          6e7781bb6cb50c5d36883f5963d492e5b139eed2114a0b54bad0af9a4200b5ca306e7555d69f7cb6a804a6b06bf8e44ced34aa4de8aa8003c50cf6477d6ab860

        • C:\Windows\CTS.exe

          Filesize

          28KB

          MD5

          e6150447c894ade7b2b9ee88d5933922

          SHA1

          dc62f7f9ff1a492adadbc8b6321c0b7b9cd973d1

          SHA256

          b612d46644d0e4a3829c4d6715f71d979103aa487624805363b36f5b4f92b118

          SHA512

          d6db2b459723005662a646357bd60ab6e5cf77ab4f83868c91e725e45c32b44900c32724883df6aa4a0e85cbf7441bea159334f3080cfe8e7acec540aa996ff0

        • memory/1704-12-0x00000000013B0000-0x00000000013C7000-memory.dmp

          Filesize

          92KB

        • memory/2204-0-0x0000000001000000-0x0000000001017000-memory.dmp

          Filesize

          92KB

        • memory/2204-9-0x0000000001000000-0x0000000001017000-memory.dmp

          Filesize

          92KB