Malware Analysis Report

2025-04-14 05:10

Sample ID 250108-adpt5sxkck
Target 3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe
SHA256 3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9ba
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

3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9ba

Threat Level: Known bad

The file 3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe was found to be: Known bad.

Malicious Activity Summary

revengerat discovery stealer trojan

RevengeRAT

Revengerat family

RevengeRat Executable

Executes dropped EXE

Loads dropped DLL

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-08 00:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-08 00:05

Reported

2025-01-08 00:08

Platform

win7-20241023-en

Max time kernel

119s

Max time network

114s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.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_v71b.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\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe

"C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe"

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe -install -4871177 -techradar -0b74502c2fe34db2ae29d84d3485c7c0 - - -rsynuwchxnmifgln -393560

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 admin.download-sponsor.de udp
DE 176.9.175.235:80 admin.download-sponsor.de tcp

Files

\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe

MD5 ac5b9b93e6300b94aa36bdb4dd478972
SHA1 972db9071c719922142be77cf935c208b66f8de2
SHA256 c3cd658e9d163ab548f9d2e37cd03d997069d146755a45283b48b9b3e07bd6e9
SHA512 65e4fe7ccc1f338e09559ad7d3a17c55d26500342c1bc29cf79e50d5452ee8b3e2968bd0505127db644d7307dd24a899d39820d0df55bb5fbbfca837ad163603

memory/3000-9-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/3000-10-0x00000000011E0000-0x0000000001236000-memory.dmp

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

MD5 0a3f15c0799a6131415052bca7a1240f
SHA1 55db59d7918eb56a8f0619c18abea844d8d1ac20
SHA256 b195bce571a284d6402cd66e09cfcd82f09e15e28c997205ee3cc6fde87cff59
SHA512 b5762f1f2d27d488ee445cf9d3354e297ea2502849cb6453bc5a766932bd9953b33c77690bad2d38d1c4043ce752063ca1722760f355373091eabafe3eb1bd81

memory/3000-12-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-13-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-14-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-15-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-16-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/3000-17-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-18-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-19-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-20-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-21-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-22-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-23-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-24-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3000-25-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-08 00:05

Reported

2025-01-08 00:08

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.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_v71b.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\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe

"C:\Users\Admin\AppData\Local\Temp\3d66a969bd3e6d40bcc4a84d7cb45fb246e9d3178853a0542c703c5f74f2d9baN.exe"

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe -install -4871177 -techradar -0b74502c2fe34db2ae29d84d3485c7c0 - - -mzzunvpssuntpjkq -327824

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 60.153.16.2.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 admin.download-sponsor.de udp
DE 176.9.175.235:80 admin.download-sponsor.de tcp
US 8.8.8.8:53 237.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 235.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe

MD5 ac5b9b93e6300b94aa36bdb4dd478972
SHA1 972db9071c719922142be77cf935c208b66f8de2
SHA256 c3cd658e9d163ab548f9d2e37cd03d997069d146755a45283b48b9b3e07bd6e9
SHA512 65e4fe7ccc1f338e09559ad7d3a17c55d26500342c1bc29cf79e50d5452ee8b3e2968bd0505127db644d7307dd24a899d39820d0df55bb5fbbfca837ad163603

memory/3676-8-0x00007FFE54FA3000-0x00007FFE54FA5000-memory.dmp

memory/3676-9-0x0000000000E90000-0x0000000000EE6000-memory.dmp

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

MD5 0a3f15c0799a6131415052bca7a1240f
SHA1 55db59d7918eb56a8f0619c18abea844d8d1ac20
SHA256 b195bce571a284d6402cd66e09cfcd82f09e15e28c997205ee3cc6fde87cff59
SHA512 b5762f1f2d27d488ee445cf9d3354e297ea2502849cb6453bc5a766932bd9953b33c77690bad2d38d1c4043ce752063ca1722760f355373091eabafe3eb1bd81

memory/3676-11-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-12-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-13-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-14-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-15-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-16-0x00007FFE54FA3000-0x00007FFE54FA5000-memory.dmp

memory/3676-17-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-18-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-19-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-20-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-21-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-22-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-23-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-24-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-25-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-26-0x00007FFE54FA0000-0x00007FFE55A61000-memory.dmp

memory/3676-27-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-28-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-29-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-30-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-31-0x000000001BA80000-0x000000001BC29000-memory.dmp

memory/3676-32-0x000000001BA80000-0x000000001BC29000-memory.dmp