Malware Analysis Report

2025-04-14 05:12

Sample ID 250107-jr1cgatlfq
Target ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe
SHA256 ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7
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

ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7

Threat Level: Known bad

The file ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.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

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

2025-01-07 07:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-07 07:54

Reported

2025-01-07 07:56

Platform

win7-20240903-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.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\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe

"C:\Users\Admin\AppData\Local\Temp\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54394990 -chipde -f92b6440e5eb44fbaf79dea058dbd554 - -BLUB1 -yqsnvoqatsmrgywq -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 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/2304-12-0x000007FEF5ACE000-0x000007FEF5ACF000-memory.dmp

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

MD5 554c958af8e777de5241f6866c2cb094
SHA1 c57bf0c3deb54c771a388830a42fd1a59919fd38
SHA256 9f99f128ddc8e368c6353f84932c964f3935d49401540bae14a5d69a6684a2eb
SHA512 f2d3b80d91f1595415120e0b18ecf022d7aa40d0478b4795dfb61534c83f18a7b97a86745158e6c52da6d62141b1e4695b1e3241fbb12f64f9dc675f2d7a9ff6

memory/2304-14-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-15-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-16-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-17-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-20-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-19-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-18-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-21-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-22-0x000007FEF5ACE000-0x000007FEF5ACF000-memory.dmp

memory/2304-23-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-24-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

memory/2304-25-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-07 07:54

Reported

2025-01-07 07:56

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.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\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.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\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe

"C:\Users\Admin\AppData\Local\Temp\ad7bc4d10a443d396a2fb6d096bc8f8dab6c7f96d3909ee9ace830af038224a7.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54394990 -chipde -f92b6440e5eb44fbaf79dea058dbd554 - -BLUB1 -rwwjewopvvanrchq -328202

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 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
US 8.8.8.8:53 237.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 234.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.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 8.8.8.8:53 182.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 8.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

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

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/4336-8-0x00007FFAEEE05000-0x00007FFAEEE06000-memory.dmp

memory/4336-9-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-10-0x000000001BA40000-0x000000001BF0E000-memory.dmp

memory/4336-11-0x000000001BFC0000-0x000000001C066000-memory.dmp

memory/4336-12-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-13-0x000000001C160000-0x000000001C1FC000-memory.dmp

memory/4336-14-0x0000000001190000-0x0000000001198000-memory.dmp

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

MD5 554c958af8e777de5241f6866c2cb094
SHA1 c57bf0c3deb54c771a388830a42fd1a59919fd38
SHA256 9f99f128ddc8e368c6353f84932c964f3935d49401540bae14a5d69a6684a2eb
SHA512 f2d3b80d91f1595415120e0b18ecf022d7aa40d0478b4795dfb61534c83f18a7b97a86745158e6c52da6d62141b1e4695b1e3241fbb12f64f9dc675f2d7a9ff6

memory/4336-16-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-17-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-18-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-19-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-20-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-21-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-22-0x00007FFAEEE05000-0x00007FFAEEE06000-memory.dmp

memory/4336-23-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp

memory/4336-25-0x00007FFAEEB50000-0x00007FFAEF4F1000-memory.dmp