Overview

overview

9

Static

static

1

216f302033...18.exe

windows7-x64

9

216f302033...18.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    132s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 19:40

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General

  • Target

    216f302033937c4a9202d52de590ca54_JaffaCakes118.exe

  • Size

    4.3MB

  • MD5

    216f302033937c4a9202d52de590ca54

  • SHA1

    cbb6f361f005c32c0176e46943aef3d18d1170c6

  • SHA256

    45809cd158f64b576a488232597efe147a670382ee8039bff0c2e50d3d3b75eb

  • SHA512

    70be68b0a9cfc484b6aa3535e912b4300f66be23023ee0c50742289beae5b0163838892a3c8c7b19adfac2aadbaa015d4569448d14c39bc9a491ee48f6915979

  • SSDEEP

    98304:aqSh5zRZwYeMMIV3PsU6Z8y6TaOphYLYSHinQpUt/YV5DyzFf:ajHYOpCm/s9y

Score
9/10
bootkitdiscoveryevasionpersistencespywarestealer

Malware Config

Signatures

  • Enumerates VirtualBox registry keys 2 TTPs 5 IoCs
    evasion
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
    evasion
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • 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
  • Checks system information in the registry 2 TTPs 1 IoCs

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

  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\ProgramData\Чистилка\Чистилка.exe
      C:\ProgramData\Чистилка\Чистилка.exe /srvcreate
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4520
    • C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe" /test
      2⤵
      • Executes dropped EXE
      PID:5044
    • C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe" /restart /util
      2⤵
      • Enumerates VirtualBox registry keys
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Looks for VirtualBox Guest Additions in registry
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Checks system information in the registry
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      PID:2168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Чистилка\config.dat
    Filesize

    476KB

    MD5

    bcec959ebc9dfce56b33197d688e95d4

    SHA1

    824fc9d21e6a24c97e5f5aaca1f270de99f79d28

    SHA256

    f934d7efb9ba385278fb1c87c9435e94f12d619174dee2a932ad63f820b261e5

    SHA512

    166a66424ed1d647ff4430959688c514534ae4486ff53f78e7bb8c4e01d429a473a96b76854d2da02448a2d9bba662783027534fdbaf66f7159acfbbef0e0e6b

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  • C:\ProgramData\Чистилка\settings.json
    Filesize

    637B

    MD5

    7e457a209d6893de2baab788cb3cb409

    SHA1

    eee8e1713433b66b39c93aceb5bcf4134d0882d4

    SHA256

    85d93ba151558225e1bf5a01ddb1b53b5577b4501e4664066c85b9aada895ff1

    SHA512

    59686f7bb1cb0d77784f11b72b149ba6ede513d4dde959cfda1d6798a6b1ddc232373a247477329f5bccf040fe251af3fbb8ad5b60a9df466dfaf0636bb3c369

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  • C:\ProgramData\Чистилка\Чистилка.exe
    Filesize

    4.3MB

    MD5

    216f302033937c4a9202d52de590ca54

    SHA1

    cbb6f361f005c32c0176e46943aef3d18d1170c6

    SHA256

    45809cd158f64b576a488232597efe147a670382ee8039bff0c2e50d3d3b75eb

    SHA512

    70be68b0a9cfc484b6aa3535e912b4300f66be23023ee0c50742289beae5b0163838892a3c8c7b19adfac2aadbaa015d4569448d14c39bc9a491ee48f6915979

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  • C:\Users\Admin\AppData\Local\Temp\216f302033937c4a9202d52de590ca54_JaffaCakes118.exe
    Filesize

    5.9MB

    MD5

    d7ebb78bf1f0e4a8278b2d63013b1134

    SHA1

    498b315dcba9bf4403d6748be61453d5d8991b61

    SHA256

    c5a685088c44b1fbd01f49587af753b6a0f8f793de8d3b3d7e170574fef27ba8

    SHA512

    ead20a19b5262ce34f13bae9c9d1082ce5bf740759ea82042d83600094e38de7aea87d7533fdd7660369ec5bb8549e107aff562fa477711515eb9c15c9c93312

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  • C:\Users\Admin\AppData\Local\Temp\cln4D17.tmp
    Filesize

    49KB

    MD5

    abee4387ab69da821ed9397cc651597d

    SHA1

    5d14f4afdbe15448bf884b528ffffab874f920a7

    SHA256

    ac1dfd38d2fa61e28211e196cd3d754f6ccfb220e8c1beba52e54825cf615e22

    SHA512

    e014294cb60b66bd259f4a6ce262fc9eca30a30e7674dae178dbac6132ba464120e5d1076ee81c1210a2f42f819d94373733172cef9fda77c9effb4eed53a904

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  • C:\Users\Public\Desktop\Чистилка.lnk
    Filesize

    1KB

    MD5

    25cc76fa92ca7edc3ba31c99a405e7ea

    SHA1

    702244e751607d1ba8bbae38284b9172dabe5ce1

    SHA256

    fdfc3f247a0c77727b44b3b32c4d1ab6fe951ed19256068265c4ef052d88edf5

    SHA512

    48e145a2454ce6046aa99c4746ad7c287d73169fdef10c20bfebd3f86042e52c3de7a09d1f000c4092952f8960c2ab6eb9dbbeafb8193afc19290bb78467fb44

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  • C:\WINDOWS\FONTS\PNS.TTF
    Filesize

    127KB

    MD5

    df8c626474a73ab7a8b511655597c7c4

    SHA1

    5de28f387ea88553d195d1978286d43c33231969

    SHA256

    723091ba5a1b8e65164075516d69c00c71225c6dde61ffc32dd4047803ab42b5

    SHA512

    c8f7d1577cb70610c40b96c835faca6b916c4924b5061351c8a67287567556b2014efb7c73cdcc4fb6533829541cd0264b8a9e428d3c572e29c06b0d96633d59

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  • memory/1000-44-0x0000000000B10000-0x0000000000F6E000-memory.dmp

    Filesize

    4.4MB

    Download