Malware Analysis Report

2025-04-14 05:12

Sample ID 250104-m3t7dawnht
Target JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690
SHA256 f64e1515d7e5dff12ca067ea3503e0ed257be3e720446b61a70188ae90abbdf7
Tags
revengerat 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

f64e1515d7e5dff12ca067ea3503e0ed257be3e720446b61a70188ae90abbdf7

Threat Level: Known bad

The file JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690 was found to be: Known bad.

Malicious Activity Summary

revengerat discovery stealer trojan

RevengeRAT

Revengerat family

RevengeRat Executable

Executes dropped EXE

Loads dropped DLL

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-04 10:59

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-04 10:59

Reported

2025-01-04 11:02

Platform

win7-20240903-en

Max time kernel

122s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.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\Local\Temp\OCS\ocs_v71a.exe N/A

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_794fd6a41a65cc1b68b3ea9039d12690.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.exe"

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -58118521 -chipde -a06c734230844599933adf84896de868 - -BLUB1 -lafejmfdrivjgamd -524690

Network

Country Destination Domain Proto
US 8.8.8.8:53 thinklabs-ltd.de udp
DE 176.9.175.237:80 thinklabs-ltd.de tcp
US 8.8.8.8:53 bin.download-sponsor.de udp
DE 176.9.175.234:443 bin.download-sponsor.de tcp

Files

\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/2680-12-0x000007FEF5FCE000-0x000007FEF5FCF000-memory.dmp

memory/2680-13-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-14-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\OCS\lafejmfdrivjgamd.dat

MD5 82424358153b44fe081ad8c6887366ed
SHA1 ef24163f7c129e431bf80739808e40e6166fcc77
SHA256 4daa1d69937b15c88a4c7d704c82e6e9edc060a8b9e680231f9f233b7e195b77
SHA512 cfa1c67e7455ca16dc5e4ad839743c2e534656e2466c20862c9565a4d2cfd64e7dc73884e4367da7d9482eb322f623bfb59b2151efdde6d50e618b09debf61c6

memory/2680-16-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-18-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-19-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-20-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-17-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-21-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

memory/2680-22-0x000007FEF5D10000-0x000007FEF66AD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-04 10:59

Reported

2025-01-04 11:02

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.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\Local\Temp\OCS\ocs_v71a.exe N/A

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_794fd6a41a65cc1b68b3ea9039d12690.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_794fd6a41a65cc1b68b3ea9039d12690.exe"

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -58118521 -chipde -a06c734230844599933adf84896de868 - -BLUB1 -tctdufuajhripber -262686

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 thinklabs-ltd.de udp
DE 176.9.175.237:80 thinklabs-ltd.de tcp
US 8.8.8.8:53 bin.download-sponsor.de udp
US 8.8.8.8:53 237.175.9.176.in-addr.arpa udp
DE 176.9.175.234:443 bin.download-sponsor.de tcp
US 8.8.8.8:53 234.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 167.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 180.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/1920-8-0x00007FF8E2C95000-0x00007FF8E2C96000-memory.dmp

memory/1920-9-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-10-0x000000001C3B0000-0x000000001C87E000-memory.dmp

memory/1920-11-0x000000001BDA0000-0x000000001BE46000-memory.dmp

memory/1920-12-0x000000001C920000-0x000000001C9BC000-memory.dmp

memory/1920-13-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-14-0x000000001BE50000-0x000000001BE58000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\OCS\tctdufuajhripber.dat

MD5 82424358153b44fe081ad8c6887366ed
SHA1 ef24163f7c129e431bf80739808e40e6166fcc77
SHA256 4daa1d69937b15c88a4c7d704c82e6e9edc060a8b9e680231f9f233b7e195b77
SHA512 cfa1c67e7455ca16dc5e4ad839743c2e534656e2466c20862c9565a4d2cfd64e7dc73884e4367da7d9482eb322f623bfb59b2151efdde6d50e618b09debf61c6

memory/1920-16-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-17-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-18-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-19-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-20-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-21-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-22-0x00007FF8E2C95000-0x00007FF8E2C96000-memory.dmp

memory/1920-23-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp

memory/1920-25-0x00007FF8E29E0000-0x00007FF8E3381000-memory.dmp