Overview

overview

10

Static

static

3

JaffaCakes...53.exe

windows7-x64

10

JaffaCakes...53.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2025 08:11

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General

  • Target

    JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe

  • Size

    174KB

  • MD5

    33d44212038eff8013d649cae7aa9253

  • SHA1

    2aeb195ebfde711b1301cc9e8d7f6e9ef3ad7d87

  • SHA256

    99c86fe1943b34d49b98f320082bcc9be8e9a0a24280ea5bdf839c724b2b8f86

  • SHA512

    9e56e49329da0057ff9229835c681a86769548389823824c701411cc9a05ed1971c88fe8723fd55d4b6727a06e9f7f9a9940971317381c758e35cfdbc75681cc

  • SSDEEP

    3072:c65j3B+CNfYzPvvZ88gCH+S5/946iRBbs7qe756xNcvCupCkkYbJKog6NSLkVF1H:cS2zvZ8z43wRBbsGky7zsVF1IL+tWB

Score
10/10
cycbotbackdoordefense_evasiondiscoverypersistenceratspywarestealerupx

Malware Config

Signatures

  • Cycbot

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

    backdoorratcycbot
  • Cycbot family
    cycbot
  • Detects Cycbot payload 7 IoCs

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

  • Modifies security service 2 TTPs 1 IoCs
    defense_evasion
  • 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
  • Disables taskbar notifications via registry modification
    defense_evasion
  • 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 10 IoCs

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

    upx
  • Drops file in Program Files directory 3 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: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 2 IoCs
    defense_evasion
  • 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_33d44212038eff8013d649cae7aa9253.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe"
    1⤵
    • Modifies security service
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1272
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe startC:\Users\Admin\AppData\Roaming\DE1FB\EC9AF.exe%C:\Users\Admin\AppData\Roaming\DE1FB
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2412
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_33d44212038eff8013d649cae7aa9253.exe startC:\Program Files (x86)\FB030\lvvm.exe%C:\Program Files (x86)\FB030
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2564
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1712
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

4
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\DE1FB\B030.E1F
    Filesize

    1KB

    MD5

    7a5be25b77fe7a804cee82d5684916f8

    SHA1

    d72bd734eecc023f6c002f524abff076d081ebb5

    SHA256

    922284ee092c456cbad79586e789637ae94c9ebf315ab61a87ac5f5ee5af0de8

    SHA512

    f05628d8d6c8bd6a173eccf2b964d18ad073bebf6a892320ad2537c45439449fc2dc815943fcd0eb3451a761616ff3cf5009fb5d5edfd0bb929dab6d1fb055d8

    Download Submit

  • C:\Users\Admin\AppData\Roaming\DE1FB\B030.E1F
    Filesize

    600B

    MD5

    1bcb4aa36968e7b9391b40d6a30ad16c

    SHA1

    ee437861f8b689a2f8f8065dedd14bb9494aeb4d

    SHA256

    8c19d845b192e1878e194191e1b03fc43e57f57df6a98f0718d427446a4715ee

    SHA512

    f62db07d3b9107f9b2268f77f7c054726bddac47360d7b2c6ebe479c702fc15c9bb78f251db2831488ea2b1ba462bb96e86c8d479204b006a4206f82aecc2d41

    Download Submit

  • C:\Users\Admin\AppData\Roaming\DE1FB\B030.E1F
    Filesize

    996B

    MD5

    5c53a2bf6d0dd4d676d202ed4413a187

    SHA1

    cd12882c8548a62f38589886776606a2cad44700

    SHA256

    b664a3bde76a09b700498f3b189ba6ec24435fbeab9da5d9dc12e6deb0303c26

    SHA512

    21906e2b666de2bf8e50d3a012051e74410f8705c31d2f0497fb38f7c575de93f1996b40f4503c4342f049ee6a3ad7d16bf500d7b703f13ffb31da284dd2f27b

    Download Submit

  • memory/1272-95-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1272-2-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1272-12-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/1272-1-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/1272-198-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1272-16-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1272-197-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2412-13-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2412-15-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2564-91-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2564-94-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2564-93-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download