Overview

overview

10

Static

static

10

JaffaCakes...a5.exe

windows7-x64

10

JaffaCakes...a5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 21:58

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    JaffaCakes118_bfaeb628eb811839395ca7bf5ef866a5.exe

  • Size

    2.4MB

  • MD5

    bfaeb628eb811839395ca7bf5ef866a5

  • SHA1

    0146e8ec67756f5ec6d349dc6ac6a1633f360341

  • SHA256

    17c184859f0ba6c44db4b486aeb091ad2dae5f6078816a9b03bc71ad78d97d41

  • SHA512

    cc19310cedebb89891bda9e29b85b6196eee6f50897c73e32d1b4f4b3a0c057fee7363e713e3514eac9eeab1e02b441817ea9ce49169d123db46e7c47f83ca1e

  • SSDEEP

    49152:33j638rQukLXGqRYv+RlbImz4vX9f+pRLftA4n5JxJutIp0C+TYfuosy7WVYpVJe:3KJ3RSmzIX9W/LftT5Jx4IpOTYfuosyM

Score
10/10
snatchcredential_accessdefense_evasiondiscoveryexecutionimpactransomwarespywarestealerupx

Malware Config

Signatures

  • Detecting the common Go functions and variables names used by Snatch ransomware 4 IoCs
  • Snatch Ransomware

    Ransomware family generally distributed through RDP bruteforce attacks.

    ransomwaresnatch
  • Snatch family
    snatch
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (7867) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

    credential_accessstealer
  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • UPX packed file 4 IoCs

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

    upx
  • Drops file in Program Files directory 64 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bfaeb628eb811839395ca7bf5ef866a5.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bfaeb628eb811839395ca7bf5ef866a5.exe"
    1⤵
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\system32\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\hvkgqfqdtflpln.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Windows\system32\sc.exe
        SC QUERY
        3⤵
        • Launches sc.exe
        PID:2720
      • C:\Windows\system32\findstr.exe
        FINDSTR SERVICE_NAME
        3⤵
          PID:2968
      • C:\Windows\system32\cmd.exe
        cmd /c C:\Users\Admin\AppData\Local\Temp\qhkajrhixs.bat
        2⤵
          PID:2680
        • C:\Windows\system32\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\xbrjjqwtfmdtxqbrhn.bat
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1620
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:2312
        • C:\Windows\system32\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\ryhqxrhosykts.bat
          2⤵
            PID:2016
        • C:\Windows\system32\vssvc.exe
          C:\Windows\system32\vssvc.exe
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:788

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\MSOCache\All Users\{90140000-0019-0409-0000-0000000FF1CE}-C\HOW TO RESTORE YOUR FILES.TXT
          Filesize

          1KB

          MD5

          10b249845fedf9528d16de30d071f9d1

          SHA1

          d50aff3a228b2dc935f3362d5aae0dee1dbd017d

          SHA256

          d6f681398080b92fa4dbe601f3b63637b972eb04e340d08668d3a1d6d79a1a57

          SHA512

          c817ed36476c7e388c390a299e64d55b636c4f834cfb702bb58355d42f1c824966360da444b2b33a87d70c0b547adab18b2afb410c9d13af48436bf8e9a2d96d

          Download Submit

        • C:\Users\Admin\AppData\Local\Temp\hvkgqfqdtflpln.bat
          Filesize

          43B

          MD5

          55310bb774fff38cca265dbc70ad6705

          SHA1

          cb8d76e9fd38a0b253056e5f204dab5441fe932b

          SHA256

          1fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d

          SHA512

          40e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4

          Download Submit

        • C:\Users\Admin\AppData\Local\Temp\qhkajrhixs.bat
          Filesize

          47B

          MD5

          2202e846ba05d7f0bb20adbc5249c359

          SHA1

          4115d2d15614503456aea14db61d71a756cc7b8c

          SHA256

          0965cb8ee38adedd9ba06bdad9220a35890c2df0e4c78d0559cd6da653bf740f

          SHA512

          cd6ce6d89a8e5f75724405bc2694b706819c3c554b042075d5eb47fdb75653235160ac8a85e7425a49d98f25b3886faaaec5599bcf66d20bf6115dc3af4ba9c7

          Download Submit

        • C:\Users\Admin\AppData\Local\Temp\ryhqxrhosykts.bat
          Filesize

          43B

          MD5

          3b854ac9791ad8977b46f8b347eca1de

          SHA1

          6d0eb57be34e059a7275e227928d52400200dc72

          SHA256

          4dd7521f4d8351fed8275553a0fa4713f65872a25011f4853713f6915abbbf09

          SHA512

          24853c988df7274e10119cdbbc8816afaa20da661ac03286f9b47660126be8bf6eef40f40261c79b205308647ef42c87d1d840280fa12f7179b3eefef5e75030

          Download Submit

        • memory/2656-7-0x0000000000830000-0x0000000000CE6000-memory.dmp

          Filesize

          4.7MB

          Download

        • memory/2656-9462-0x0000000000830000-0x0000000000CE6000-memory.dmp

          Filesize

          4.7MB

          Download

        • memory/2656-9461-0x0000000000830000-0x0000000000CE6000-memory.dmp

          Filesize

          4.7MB

          Download

        • memory/2656-17009-0x0000000000830000-0x0000000000CE6000-memory.dmp

          Filesize

          4.7MB

          Download