Malware Analysis Report

2025-01-18 04:47

Sample ID 241017-cjanhszfjj
Target 504524a434585bae6bc9fa6c896456bd_JaffaCakes118
SHA256 94c8b6d51a8a39a93d29174a1be96f684aec2e46d4a7bb75df001711418677f6
Tags
stealer revengerat credential_access discovery spyware
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

94c8b6d51a8a39a93d29174a1be96f684aec2e46d4a7bb75df001711418677f6

Threat Level: Known bad

The file 504524a434585bae6bc9fa6c896456bd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

stealer revengerat credential_access discovery spyware

RevengeRat Executable

Revengerat family

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Unsecured Credentials: Credentials In Files

Checks computer location settings

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Modifies Internet Explorer settings

Modifies registry class

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-17 02:05

Signatures

RevengeRat Executable

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

Revengerat family

revengerat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-17 02:05

Reported

2024-10-17 02:08

Platform

win7-20240708-en

Max time kernel

120s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe"

Signatures

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Unsecured Credentials: Credentials In Files

credential_access stealer

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\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WScript.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 884 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2756 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2756 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2756 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2756 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\otSWi.vbs"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ssraiki.hostzi.com udp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 153.92.0.100:80 ssraiki.hostzi.com tcp

Files

memory/2756-0-0x0000000074DF1000-0x0000000074DF2000-memory.dmp

memory/2756-1-0x0000000074DF0000-0x000000007539B000-memory.dmp

memory/2756-2-0x0000000074DF0000-0x000000007539B000-memory.dmp

memory/884-17-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-15-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-13-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-9-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-7-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-5-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/884-3-0x0000000000400000-0x0000000000414000-memory.dmp

memory/884-19-0x0000000074DF0000-0x000000007539B000-memory.dmp

memory/884-22-0x0000000074DF0000-0x000000007539B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\otSWi.vbs

MD5 1dfca4a085536d0351398141ec4ad428
SHA1 8fb8cb61367c01807426c681633d77a086b6980f
SHA256 0be4987a21b264b8ff1f7b926d2204b9e4c6b85e76c311b9b2f923376207aa48
SHA512 5d52ac8355ac97f06860694e467f0b85c0a200d4bc84a50c2a808fbfcecbeda1f0b27af359ded52595ef630c3e4e2d813ce03e6327633d7316fdff8e1dc4d91a

memory/2756-26-0x0000000074DF0000-0x000000007539B000-memory.dmp

memory/884-27-0x0000000074DF0000-0x000000007539B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-17 02:05

Reported

2024-10-17 02:08

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Unsecured Credentials: Credentials In Files

credential_access stealer

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\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WScript.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 1304 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe
PID 2124 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2124 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2124 wrote to memory of 2324 N/A C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\504524a434585bae6bc9fa6c896456bd_JaffaCakes118.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\otSWi.vbs"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 ssraiki.hostzi.com udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 153.92.0.100:80 ssraiki.hostzi.com tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 104.209.201.84.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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/2124-0-0x0000000074962000-0x0000000074963000-memory.dmp

memory/2124-1-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/2124-2-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-3-0x0000000000400000-0x0000000000414000-memory.dmp

memory/1304-5-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-6-0x0000000074960000-0x0000000074F11000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\otSWi.vbs

MD5 1dfca4a085536d0351398141ec4ad428
SHA1 8fb8cb61367c01807426c681633d77a086b6980f
SHA256 0be4987a21b264b8ff1f7b926d2204b9e4c6b85e76c311b9b2f923376207aa48
SHA512 5d52ac8355ac97f06860694e467f0b85c0a200d4bc84a50c2a808fbfcecbeda1f0b27af359ded52595ef630c3e4e2d813ce03e6327633d7316fdff8e1dc4d91a

memory/2124-13-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-14-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-15-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-16-0x0000000074960000-0x0000000074F11000-memory.dmp

memory/1304-17-0x0000000074960000-0x0000000074F11000-memory.dmp