Malware Analysis Report

2025-01-02 12:26

Sample ID 241127-l6m2ssyqdt
Target a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118
SHA256 bad9e59ca96315d8bbf48e7f247c9fd00954f094f6bcacab9af483d98f1ad5c9
Tags
cybergate cyber discovery persistence stealer trojan
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

bad9e59ca96315d8bbf48e7f247c9fd00954f094f6bcacab9af483d98f1ad5c9

Threat Level: Known bad

The file a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

cybergate cyber discovery persistence stealer trojan

Cybergate family

CyberGate, Rebhip

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

Suspicious use of SetThreadContext

Drops file in Program Files directory

Program crash

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-27 10:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-27 10:08

Reported

2024-11-27 10:11

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Cybergate family

cybergate

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\GoogleUpdate.exe" C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1796 set thread context of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\LimeWire\Shared\SteamHack.exe C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A
File created C:\Program Files (x86)\LimeWire\Shared\SteamHack.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Enumerates physical storage devices

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\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2080 wrote to memory of 1796 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 1796 wrote to memory of 2712 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe

"C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe" 0

C:\Windows\SysWOW64\svchost.exe

C:\Windows\system32\svchost.exe

Network

N/A

Files

memory/2080-0-0x0000000074261000-0x0000000074262000-memory.dmp

memory/2080-1-0x0000000074260000-0x000000007480B000-memory.dmp

memory/2080-2-0x0000000074260000-0x000000007480B000-memory.dmp

C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe

MD5 a7503ad56f686432fbdc3ab0d45b0f92
SHA1 f3c47c68b54adb78499544ebc34744808789f7da
SHA256 bad9e59ca96315d8bbf48e7f247c9fd00954f094f6bcacab9af483d98f1ad5c9
SHA512 ba880e2ff032b6c620a1107a2390d440dbb02df68ba2581235859ef583b470276b133ecd4ba115305d08e3f9ef23a0fb5b65f959fe9f250f96155b50d1beb18f

memory/2080-13-0x0000000074260000-0x000000007480B000-memory.dmp

memory/1796-16-0x0000000074260000-0x000000007480B000-memory.dmp

memory/1796-14-0x0000000074260000-0x000000007480B000-memory.dmp

memory/2712-17-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2712-33-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-29-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-25-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-23-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-21-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-19-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2712-27-0x0000000000400000-0x000000000044C000-memory.dmp

memory/1796-34-0x0000000074260000-0x000000007480B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-27 10:08

Reported

2024-11-27 10:11

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Cybergate family

cybergate

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\GoogleUpdate.exe" C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4704 set thread context of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\LimeWire\Shared\SteamHack.exe C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A
File created C:\Program Files (x86)\LimeWire\Shared\SteamHack.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\svchost.exe

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\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2932 wrote to memory of 4704 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2932 wrote to memory of 4704 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 2932 wrote to memory of 4704 N/A C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe
PID 4704 wrote to memory of 3236 N/A C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe C:\Windows\SysWOW64\svchost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a7503ad56f686432fbdc3ab0d45b0f92_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe

"C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe" 0

C:\Windows\SysWOW64\svchost.exe

C:\Windows\system32\svchost.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3236 -ip 3236

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 12

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 70.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2932-0-0x0000000074B22000-0x0000000074B23000-memory.dmp

memory/2932-1-0x0000000074B20000-0x00000000750D1000-memory.dmp

memory/2932-2-0x0000000074B20000-0x00000000750D1000-memory.dmp

C:\Users\Admin\AppData\Roaming\GoogleUpdate.exe

MD5 a7503ad56f686432fbdc3ab0d45b0f92
SHA1 f3c47c68b54adb78499544ebc34744808789f7da
SHA256 bad9e59ca96315d8bbf48e7f247c9fd00954f094f6bcacab9af483d98f1ad5c9
SHA512 ba880e2ff032b6c620a1107a2390d440dbb02df68ba2581235859ef583b470276b133ecd4ba115305d08e3f9ef23a0fb5b65f959fe9f250f96155b50d1beb18f

memory/4704-19-0x0000000074B20000-0x00000000750D1000-memory.dmp

memory/2932-18-0x0000000074B20000-0x00000000750D1000-memory.dmp

memory/4704-20-0x0000000074B20000-0x00000000750D1000-memory.dmp

memory/3236-23-0x0000000000400000-0x000000000044C000-memory.dmp

memory/4704-25-0x0000000074B20000-0x00000000750D1000-memory.dmp