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Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2025, 02:50

General

  • Target

    JaffaCakes118_278b149e1ad153373e8f0dd292baa94d.exe

  • Size

    44KB

  • MD5

    278b149e1ad153373e8f0dd292baa94d

  • SHA1

    57ac1a905d37a126313b545878dc9bccd7493522

  • SHA256

    e1b3b8aa163cc3113095714cd370dd11e6b9647356d73d49d0bebacff951005c

  • SHA512

    b7950d86d19cebaee62f119238cf02b5b6a7af8694174922277e091f5c65b704d63d7efdafe2dfed85aa0755af597961ad2505ecc1b43b3b1d3f67387102bd8a

  • SSDEEP

    768:ULq06gCeVaKY7HxxgycnVMh9BwyGK2Bn0nFgJhcthlVCUJeKJkuN+ALAx9b:vFK88/Oh9BwV6nKJhcayx8AU3b

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer Protected Mode 1 TTPs 1 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_278b149e1ad153373e8f0dd292baa94d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_278b149e1ad153373e8f0dd292baa94d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Windows\SysWOW64\TSTheme.exe
      C:\Windows\system32\TSTheme.exe
      2⤵
      • Modifies WinLogon for persistence
      • Deletes itself
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer Protected Mode
      • Modifies Internet Explorer Protected Mode Banner
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:2688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2688-1-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2688-3-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2688-5-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2688-7-0x00000000774A1000-0x00000000774A2000-memory.dmp

    Filesize

    4KB

  • memory/2688-8-0x0000000077490000-0x00000000775A0000-memory.dmp

    Filesize

    1.1MB

  • memory/2688-9-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2688-17-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2688-13-0x00000000001C0000-0x00000000001CD000-memory.dmp

    Filesize

    52KB

  • memory/2764-0-0x0000000000401000-0x000000000040C000-memory.dmp

    Filesize

    44KB

  • memory/2764-4-0x0000000000401000-0x000000000040C000-memory.dmp

    Filesize

    44KB