Malware Analysis Report

2024-10-19 08:44

Sample ID 240731-jzgv4avdqn
Target 7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118
SHA256 94848d51c7af3005826cc841f475691be91e267981258000bdbd6274ba83c3eb
Tags
revengerat v_1_d_4_l_0_k_4 discovery 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

94848d51c7af3005826cc841f475691be91e267981258000bdbd6274ba83c3eb

Threat Level: Known bad

The file 7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

revengerat v_1_d_4_l_0_k_4 discovery stealer trojan

RevengeRAT

RevengeRat Executable

Drops startup file

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-31 08:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-31 08:06

Reported

2024-07-31 08:08

Platform

win7-20240704-en

Max time kernel

127s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

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

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Facebook.URL C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2388 wrote to memory of 2872 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2872 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 hax00r.duckdns.org udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
US 8.8.8.8:53 hax00r.duckdns.org udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp

Files

memory/2388-0-0x000007FEF5AAE000-0x000007FEF5AAF000-memory.dmp

memory/2388-1-0x0000000000180000-0x000000000018A000-memory.dmp

memory/2388-2-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp

memory/2388-3-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp

memory/2388-4-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp

memory/2872-6-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-21-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-19-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-17-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2872-14-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-12-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-10-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-8-0x0000000000400000-0x0000000000416000-memory.dmp

memory/2872-22-0x0000000074671000-0x0000000074672000-memory.dmp

memory/2388-23-0x000007FEF57F0000-0x000007FEF618D000-memory.dmp

memory/2872-25-0x0000000074670000-0x0000000074C1B000-memory.dmp

memory/2872-24-0x0000000074670000-0x0000000074C1B000-memory.dmp

memory/2872-26-0x0000000074670000-0x0000000074C1B000-memory.dmp

memory/2724-27-0x0000000000400000-0x0000000000414000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\xpzZJHOw.txt

MD5 53f9a1eb8530ad231a4d9088f640e027
SHA1 be9a9b4f0299bc04cafd0dc2c1bd9012faa3f1ec
SHA256 f3cd40f06cac3bc59f7d49e9b11c3eff69b806ddc0f6ac357c29c3ebb882c96f
SHA512 3115cfcadd6288a7f73a1c44883b607a2c152c07081585251527d8441c3a1b7e221c01e7a4830e3c0aebcb2bc115b5e6efb9bdb1c0d3ed96f4f840657edd9e19

memory/2724-37-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2724-33-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2724-31-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2724-29-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2724-42-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2724-40-0x0000000000400000-0x0000000000414000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-31 08:06

Reported

2024-07-31 08:08

Platform

win10v2004-20240730-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

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

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Facebook.URL C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 524 wrote to memory of 2640 N/A C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2640 wrote to memory of 2628 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\7bd4aa2c112ccffee7efbaa419fa5cc2_JaffaCakes118.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 hax00r.duckdns.org udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp
US 8.8.8.8:53 hax00r.duckdns.org udp
BR 35.199.109.211:3333 hax00r.duckdns.org tcp

Files

memory/524-0-0x00007FF89D585000-0x00007FF89D586000-memory.dmp

memory/524-1-0x000000001B8E0000-0x000000001B986000-memory.dmp

memory/524-2-0x00007FF89D2D0000-0x00007FF89DC71000-memory.dmp

memory/524-3-0x00007FF89D2D0000-0x00007FF89DC71000-memory.dmp

memory/524-4-0x000000001B990000-0x000000001B99A000-memory.dmp

memory/524-5-0x000000001BF90000-0x000000001C45E000-memory.dmp

memory/524-6-0x000000001C4D0000-0x000000001C532000-memory.dmp

memory/524-7-0x00007FF89D2D0000-0x00007FF89DC71000-memory.dmp

memory/524-8-0x00007FF89D585000-0x00007FF89D586000-memory.dmp

memory/2640-10-0x0000000000400000-0x0000000000416000-memory.dmp

memory/524-11-0x00007FF89D2D0000-0x00007FF89DC71000-memory.dmp

memory/2640-12-0x00000000755C2000-0x00000000755C3000-memory.dmp

memory/2640-13-0x00000000755C0000-0x0000000075B71000-memory.dmp

memory/2640-14-0x00000000755C0000-0x0000000075B71000-memory.dmp

memory/2640-15-0x00000000755C2000-0x00000000755C3000-memory.dmp

memory/2640-16-0x00000000755C0000-0x0000000075B71000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\xpzZJHOw.txt

MD5 53f9a1eb8530ad231a4d9088f640e027
SHA1 be9a9b4f0299bc04cafd0dc2c1bd9012faa3f1ec
SHA256 f3cd40f06cac3bc59f7d49e9b11c3eff69b806ddc0f6ac357c29c3ebb882c96f
SHA512 3115cfcadd6288a7f73a1c44883b607a2c152c07081585251527d8441c3a1b7e221c01e7a4830e3c0aebcb2bc115b5e6efb9bdb1c0d3ed96f4f840657edd9e19

memory/2628-17-0x0000000000400000-0x0000000000414000-memory.dmp

memory/2628-19-0x00000000755C0000-0x0000000075B71000-memory.dmp

memory/2628-20-0x00000000755C0000-0x0000000075B71000-memory.dmp

memory/2628-22-0x00000000755C0000-0x0000000075B71000-memory.dmp

memory/2628-23-0x00000000755C0000-0x0000000075B71000-memory.dmp