Malware Analysis Report

2025-04-13 21:39

Sample ID 240825-lkw3ksxcjb
Target c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118
SHA256 e290f43ea55d8d8f500cef14ba9170a6faa2a4c72efc27167848f624a055a0bb
Tags
gh0strat discovery persistence rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e290f43ea55d8d8f500cef14ba9170a6faa2a4c72efc27167848f624a055a0bb

Threat Level: Known bad

The file c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat discovery persistence rat

Gh0strat

Gh0st RAT payload

Executes dropped EXE

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 09:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 09:36

Reported

2024-08-25 09:38

Platform

win7-20240708-en

Max time kernel

150s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
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Gh0strat

rat gh0strat

Executes dropped EXE

Description Indicator Process Target
N/A N/A \??\c:\Windows\svchest000.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File created \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest000.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest000.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language \??\c:\Windows\svchest000.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe"

\??\c:\Windows\svchest000.exe

c:\Windows\svchest000.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 aa0533.3322.org udp

Files

memory/2104-0-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-1-0x00000000002C0000-0x00000000002FE000-memory.dmp

memory/2104-2-0x00000000002C0000-0x00000000002FE000-memory.dmp

memory/2104-6-0x0000000000310000-0x0000000000311000-memory.dmp

memory/2104-5-0x0000000000300000-0x0000000000302000-memory.dmp

memory/2104-4-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2104-3-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-16-0x0000000002D70000-0x0000000002EBB000-memory.dmp

memory/2104-11-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-10-0x0000000000401000-0x0000000000468000-memory.dmp

memory/2104-9-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-8-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-7-0x0000000000400000-0x000000000054B000-memory.dmp

C:\Windows\svchest000.exe

MD5 c073faa7326b20c97d4a144d6f149cf8
SHA1 eff9d0e9e96d7945d9f823ee66f6e552a38c153c
SHA256 e290f43ea55d8d8f500cef14ba9170a6faa2a4c72efc27167848f624a055a0bb
SHA512 f52530895cbf074fb4bc579d31b6c643e3f51f6bd9771d69c73b2805284e467200025a1fa1a0b72004ecb9e0dacbc26fb2879f3f4261ba8c7853c36b9a8fe6db

memory/2560-19-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-20-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-21-0x0000000000260000-0x000000000029E000-memory.dmp

memory/2560-24-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-30-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-29-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-28-0x0000000000260000-0x000000000029E000-memory.dmp

memory/2560-27-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-25-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-26-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-23-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2560-22-0x0000000000400000-0x000000000054B000-memory.dmp

memory/2104-33-0x00000000002C0000-0x00000000002FE000-memory.dmp

memory/2104-34-0x0000000002D70000-0x0000000002EBB000-memory.dmp

memory/2104-35-0x0000000000400000-0x000000000054B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 09:36

Reported

2024-08-25 09:38

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
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Gh0strat

rat gh0strat

Executes dropped EXE

Description Indicator Process Target
N/A N/A \??\c:\Windows\svchest425075242507520.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\BJ.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File created \??\c:\Windows\svchest425075242507520.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
File opened for modification \??\c:\Windows\svchest425075242507520.exe C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language \??\c:\Windows\svchest425075242507520.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c073faa7326b20c97d4a144d6f149cf8_JaffaCakes118.exe"

\??\c:\Windows\svchest425075242507520.exe

c:\Windows\svchest425075242507520.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 aa0533.3322.org udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/5064-0-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-6-0x0000000000660000-0x0000000000661000-memory.dmp

memory/5064-7-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-9-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-10-0x0000000000401000-0x0000000000468000-memory.dmp

memory/5064-8-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-11-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-5-0x0000000000680000-0x0000000000681000-memory.dmp

memory/5064-4-0x0000000000670000-0x0000000000672000-memory.dmp

\??\c:\Windows\svchest425075242507520.exe

MD5 c073faa7326b20c97d4a144d6f149cf8
SHA1 eff9d0e9e96d7945d9f823ee66f6e552a38c153c
SHA256 e290f43ea55d8d8f500cef14ba9170a6faa2a4c72efc27167848f624a055a0bb
SHA512 f52530895cbf074fb4bc579d31b6c643e3f51f6bd9771d69c73b2805284e467200025a1fa1a0b72004ecb9e0dacbc26fb2879f3f4261ba8c7853c36b9a8fe6db

memory/5064-2-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-3-0x0000000000820000-0x000000000085E000-memory.dmp

memory/5064-1-0x0000000000820000-0x000000000085E000-memory.dmp

memory/3504-19-0x00000000005D0000-0x000000000060E000-memory.dmp

memory/3504-23-0x0000000000400000-0x000000000054B000-memory.dmp

memory/3504-22-0x0000000000400000-0x000000000054B000-memory.dmp

memory/3504-26-0x0000000000400000-0x000000000054B000-memory.dmp

memory/3504-25-0x00000000005D0000-0x000000000060E000-memory.dmp

memory/3504-21-0x0000000000400000-0x000000000054B000-memory.dmp

memory/3504-20-0x0000000000400000-0x000000000054B000-memory.dmp

memory/3504-24-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-28-0x0000000000400000-0x000000000054B000-memory.dmp

memory/5064-29-0x0000000000820000-0x000000000085E000-memory.dmp

memory/5064-30-0x0000000000400000-0x000000000054B000-memory.dmp