Malware Analysis Report

2025-01-22 14:25

Sample ID 240623-e4et3stdpm
Target 0533ab1ea36eea793f0674608f364c9d_JaffaCakes118
SHA256 532c82a91ede78977c08d886a7354798ba4a7b80c4fd4ac44ec7cd8afecfdc4a
Tags
gh0strat 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

532c82a91ede78977c08d886a7354798ba4a7b80c4fd4ac44ec7cd8afecfdc4a

Threat Level: Known bad

The file 0533ab1ea36eea793f0674608f364c9d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence rat

Gh0st RAT payload

Gh0strat family

Gh0strat

Adds Run key to start application

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Kills process with taskkill

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-23 04:29

Signatures

Gh0st RAT payload

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

Gh0strat family

gh0strat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 04:29

Reported

2024-06-23 04:32

Platform

win7-20240611-en

Max time kernel

150s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\:\WINDOWS\Temp\svchast.exe 202462342932.exe = "C:\\WINDOWS\\Temp\\svchast.exe 202462342932.exe" C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 2216 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\Windows\SysWOW64\taskkill.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1808 wrote to memory of 1112 N/A C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe C:\WINDOWS\Temp\svchast.exe 202462342932.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe
PID 1112 wrote to memory of 1936 N/A C:\WINDOWS\Temp\svchast.exe 202462342932.exe C:\Windows\SysWOW64\taskkill.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im Ksafetray.exe

C:\WINDOWS\Temp\svchast.exe 202462342932.exe

"C:\WINDOWS\Temp\svchast.exe 202462342932.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /f /im Ksafetray.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 zhangjiangang.2288.org udp

Files

memory/1808-0-0x0000000000400000-0x0000000000421000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 04:29

Reported

2024-06-23 04:32

Platform

win10v2004-20240611-en

Max time kernel

139s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0533ab1ea36eea793f0674608f364c9d_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1420,i,15316930299780304231,7592852768794498680,262144 --variations-seed-version --mojo-platform-channel-handle=3908 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 105.242.123.52.in-addr.arpa udp

Files

N/A