Overview

overview

10

Static

static

3

JaffaCakes...81.exe

windows7-x64

10

JaffaCakes...81.exe

windows10-2004-x64

4

Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2025, 23:44

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General

  • Target

    JaffaCakes118_57ef7426a5bc5d48787a3cd63ee0d781.exe

  • Size

    188KB

  • MD5

    57ef7426a5bc5d48787a3cd63ee0d781

  • SHA1

    1859a14d8cb3960e65a7693883e55035528ec790

  • SHA256

    3e61af253d78ff19426c6bd6617dc46d2b7affb1b9938cbceb03f23029f69e77

  • SHA512

    673a2ba6c0b2832a0cf50e1dc43360d84a84eccbe780d3f898850c9ece9e934517880916e0ffbbd27e17de78768298a12e1f47ee0c83ab23989a6755002c0643

  • SSDEEP

    3072:LcpQnW2GZcQX1fy+VTFx/xh86KfSl5hy5SYZI/:0QnW2GqQlfVdFx/U4YZ

Score
10/10
gh0stratbootkitdiscoverypersistencerat

Malware Config

Signatures

  • Gh0st RAT payload 2 IoCs
  • Gh0strat

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

    ratgh0strat
  • Gh0strat family
    gh0strat
  • 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.

    bootkitpersistence
  • Drops file in System32 directory 1 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.

    discovery
  • 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57ef7426a5bc5d48787a3cd63ee0d781.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57ef7426a5bc5d48787a3cd63ee0d781.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2856
  • 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:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\progra~3\applic~1\storm\update\vtltr.obj
    Filesize

    3.5MB

    MD5

    4023c1e6cd46af9d0634a1d69f998f41

    SHA1

    9ed4f3a4328129d3f8e7dbf6fffcc3482cd5d9f6

    SHA256

    ccb9c3658310bbd166b1043ff7ea5d9a2c8c22411705b6a309ae7eadbd0e967d

    SHA512

    c82fdced7b7705893d8ad1e9289c951c9dfba1f48df03cd606ad44e85c9db9f152ef7102bc8df0851eb0b7e8f6257fbbfa6bfc9f0ff9f14c795f6f9aef014a35

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  • memory/2916-4-0x0000000010000000-0x0000000010029000-memory.dmp

    Filesize

    164KB

    Download