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Analysis

  • max time kernel
    123s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20250207-en
  • resource tags

    arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
  • submitted
    11/03/2025, 16:51

General

  • Target

    JaffaCakes118_66501f3c871076cf802c85e13145c307.exe

  • Size

    188KB

  • MD5

    66501f3c871076cf802c85e13145c307

  • SHA1

    8a323dcd679574588955ad31f43b0079a5ecbb12

  • SHA256

    59fddf05d1e9af0fc003a2b590d1a1fb264f3517845563079b4a186c8a31d7fe

  • SHA512

    ae1be079dcd14b36e71b48cd8b55dd6013a42917ffd40c26c4ca4a042a0bcbeac13997af8f0021f8fc0343585bb943a9749352a9cb901c0e93012ff765baa2ba

  • SSDEEP

    3072:/penW5zuZEg/KusKTfrYqlaX+h9WmkmB54Vhk3:/penW5P6K8Yq7h9Wmkmz6

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 1 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66501f3c871076cf802c85e13145c307.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_66501f3c871076cf802c85e13145c307.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2764
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Deletes itself
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \PROGRA~2\NETMEE~1\eyqcg.lib

    Filesize

    836KB

    MD5

    3a885881a6c7966ca265090680df701d

    SHA1

    089dc15faaf8571ec2f24a6c7f2f9f1360442e23

    SHA256

    51cd8de47788254eaf8b080cdeb5c75eb747bad7601733fb45ca8fc6056270ee

    SHA512

    26e0e3e410fe1f694cadd88c66381eba8e463d5c83abfca55dfb561f66acaab5237ddf26b3916f40ce8de4551ff1b2418f7b24a4abca891df0b6f544bd90b0e6