Overview

overview

10

Static

static

3

JaffaCakes...47.exe

windows7-x64

10

JaffaCakes...47.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29/03/2025, 19:29

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General

  • Target

    JaffaCakes118_94caf308a97bbad2651559e259f16947.exe

  • Size

    177KB

  • MD5

    94caf308a97bbad2651559e259f16947

  • SHA1

    e6de5e3f9254a7d8c3c20c5bb0132afd4d6c3a50

  • SHA256

    2917ed24233aa8367a436a01c0e55c949b63f406c534e0c2ec0e27927f2c855f

  • SHA512

    49811a6deabe5e67c0806a08077e9a700257ea2bb36d9fab4bea9b8c67787003dbe7590ea9a239ecc74e10f397bbb87a8f7545a720b62ff192c2aba35872bf96

  • SSDEEP

    3072:qooe1b2we2OXlerZ9nJmxQyWRH2QUgPKTU2qz:qDe1ywfq0/qQyWYQ5Kw2

Score
10/10
cycbotbackdoordiscoverypersistenceratspywarestealerupx

Malware Config

Signatures

  • Cycbot

    Cycbot is a backdoor and trojan written in C++..

    backdoorratcycbot
  • Cycbot family
    cycbot
  • Detects Cycbot payload 5 IoCs

    Cycbot is a backdoor and trojan written in C++.

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • UPX packed file 6 IoCs

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

    upx
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies registry class 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 15 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2876
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_94caf308a97bbad2651559e259f16947.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3000
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\6408.633
    Filesize

    1KB

    MD5

    77cfe1e3b5d2091cf77cbb8b79fb35e2

    SHA1

    d0fa1e0bf5df0255b4c6149fe4f71e773d5e4e6d

    SHA256

    21f89326f434e111806af884875d0e2ce487b6dd1e1c3a3dcf5ce05590d6f0c0

    SHA512

    93b38ee02a851fbbeafacea745fb5be03fdf190169076481204e8dbbfb0ef541e9bbaa678d291deebb0aec80c8399c1030421f41163b651ac5db2e0d177bd4e1

    Download Submit

  • C:\Users\Admin\AppData\Roaming\6408.633
    Filesize

    600B

    MD5

    be415533ab267f4d1c61e4a1c4186d68

    SHA1

    6ab907cfcba26f201e26824d2e86a89c13eedd70

    SHA256

    0717799ea1f2c4a5319be8b7a011da7df4d4c26296e3893504349086cf813d7e

    SHA512

    56bfe8a59812c1d4078cf9f53b316e279eea3946fa46d416d5fbdc6c01bde057685756028c1fd29970f0e286d274fcec117c081fdf4bcf2e4a2959655aeb9186

    Download Submit

  • memory/2600-2-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/2600-1-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/2600-13-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/2600-69-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/2600-187-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/2876-12-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/3000-71-0x0000000000400000-0x000000000044B000-memory.dmp

    Filesize

    300KB

    Download

  • memory/3000-70-0x0000000000550000-0x0000000000650000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/3024-194-0x00000000025D0000-0x00000000025E0000-memory.dmp

    Filesize

    64KB

    Download