Malware Analysis Report

2025-04-14 05:11

Sample ID 250110-lagvxazmbw
Target JaffaCakes118_e09299678134a7eec29bbd86d054fda6
SHA256 7e167798805bdee5d4d866d6cb0318d6469f928d6a48fb810ada076de4f3c5aa
Tags
revengerat 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

7e167798805bdee5d4d866d6cb0318d6469f928d6a48fb810ada076de4f3c5aa

Threat Level: Known bad

The file JaffaCakes118_e09299678134a7eec29bbd86d054fda6 was found to be: Known bad.

Malicious Activity Summary

revengerat discovery persistence stealer trojan

RevengeRAT

Revengerat family

RevengeRat Executable

RevengeRat Executable

Checks computer location settings

Loads dropped DLL

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-10 09:19

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

2025-01-10 09:19

Reported

2025-01-10 09:22

Platform

win7-20240903-en

Max time kernel

148s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

RevengeRat Executable

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Courses.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\63629726.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\Course = "C:\\Users\\Admin\\AppData\\Roaming\\Courses.exe" C:\Users\Admin\AppData\Roaming\Courses.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\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\Courses.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\63629726.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Courses.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe"

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

"C:\Users\Admin\AppData\Roaming\Courses.exe"

C:\Users\Admin\AppData\Local\Temp\63629726.exe

"C:\Users\Admin\AppData\Local\Temp\63629726.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 jokerjoker2022.ddns.net udp

Files

memory/2124-0-0x0000000074F51000-0x0000000074F52000-memory.dmp

memory/2124-1-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2124-2-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2124-3-0x0000000074F50000-0x00000000754FB000-memory.dmp

\Users\Admin\AppData\Roaming\Courses.exe

MD5 e09299678134a7eec29bbd86d054fda6
SHA1 1a03a3d92259f3f7d46f01aec44722cdc4b922a9
SHA256 7e167798805bdee5d4d866d6cb0318d6469f928d6a48fb810ada076de4f3c5aa
SHA512 6661eee555393fc2c3362b3d1135b207760b48840a85e4ef3277df33247cea4804408b8e3f5d681b5b8a64350f14db57f30c897c7853a16ba030c25d7ebba06b

memory/2124-14-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2544-17-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2544-16-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2544-15-0x0000000074F50000-0x00000000754FB000-memory.dmp

memory/2544-18-0x0000000074F50000-0x00000000754FB000-memory.dmp

\Users\Admin\AppData\Local\Temp\63629726.exe

MD5 9e83fc421f54556e8346544016317cf5
SHA1 6bdb0fce8e014c34e9d9f03c8d650bacaf13ef64
SHA256 faa7a5f9a4fdc9e396cc6654b39ac01bf2c51bc73322e2ac11127137325e6bfa
SHA512 82cbbcb8ffc8c4b8498cb3280830ee73fa7f25bf07ae54d9cdf3f34198640093681c9a875e8df92f919c5185caae772f29f2a19341ed4b77a0f3291bfb440387

memory/1580-26-0x0000000000BF0000-0x0000000000C40000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-10 09:19

Reported

2025-01-10 09:22

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe"

Signatures

RevengeRAT

trojan revengerat

Revengerat family

revengerat

RevengeRat Executable

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Roaming\Courses.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Courses.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\63629726.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Course = "C:\\Users\\Admin\\AppData\\Roaming\\Courses.exe" C:\Users\Admin\AppData\Roaming\Courses.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\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\Courses.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\63629726.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Courses.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e09299678134a7eec29bbd86d054fda6.exe"

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

"C:\Users\Admin\AppData\Roaming\Courses.exe"

C:\Users\Admin\AppData\Local\Temp\63629726.exe

"C:\Users\Admin\AppData\Local\Temp\63629726.exe"

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 86.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 60.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp
US 8.8.8.8:53 jokerjoker2022.ddns.net udp

Files

memory/3260-0-0x00000000754B2000-0x00000000754B3000-memory.dmp

memory/3260-1-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/3260-2-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/3260-3-0x00000000754B2000-0x00000000754B3000-memory.dmp

memory/3260-4-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/3260-5-0x00000000754B0000-0x0000000075A61000-memory.dmp

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

MD5 e09299678134a7eec29bbd86d054fda6
SHA1 1a03a3d92259f3f7d46f01aec44722cdc4b922a9
SHA256 7e167798805bdee5d4d866d6cb0318d6469f928d6a48fb810ada076de4f3c5aa
SHA512 6661eee555393fc2c3362b3d1135b207760b48840a85e4ef3277df33247cea4804408b8e3f5d681b5b8a64350f14db57f30c897c7853a16ba030c25d7ebba06b

memory/3260-18-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/2804-19-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/2804-20-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/2804-21-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/2804-22-0x00000000754B0000-0x0000000075A61000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\63629726.exe

MD5 9e83fc421f54556e8346544016317cf5
SHA1 6bdb0fce8e014c34e9d9f03c8d650bacaf13ef64
SHA256 faa7a5f9a4fdc9e396cc6654b39ac01bf2c51bc73322e2ac11127137325e6bfa
SHA512 82cbbcb8ffc8c4b8498cb3280830ee73fa7f25bf07ae54d9cdf3f34198640093681c9a875e8df92f919c5185caae772f29f2a19341ed4b77a0f3291bfb440387