Malware Analysis Report

2025-04-14 05:12

Sample ID 250104-d1awaa1nhr
Target a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651
SHA256 a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651
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

a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651

Threat Level: Known bad

The file a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651 was found to be: Known bad.

Malicious Activity Summary

revengerat discovery stealer trojan

RevengeRAT

Revengerat family

RevengeRat Executable

Loads dropped DLL

Executes dropped EXE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-04 03:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-04 03:28

Reported

2025-01-04 03:30

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.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\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.exe

"C:\Users\Admin\AppData\Local\Temp\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54379113 -chipde -11c5c8e958bd4a20b8ee34aae2807d83 - -BLUB2BLUB2 -fabastgkspwoonye -393562

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/1936-12-0x000007FEF60CE000-0x000007FEF60CF000-memory.dmp

memory/1936-13-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

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

MD5 01ffe9121c306aa71cdf921df723f01e
SHA1 3fe96f0ce8990578756c6b47963eb3f24d7f84d3
SHA256 241434171dcb74640d3fff913bec602935bd8f57a415bf4ffce7fd3186ea58ee
SHA512 3aa758097ccaabe923d20a1981e80d9e6cf373c30acdd509e789f26d22bae5a9f2ff474ce318e85965e719e31bacb6c29b7fa956b895b1a211800c5377589aa5

memory/1936-14-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-16-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-17-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-18-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-19-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-20-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-21-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

memory/1936-22-0x000007FEF5E10000-0x000007FEF67AD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-04 03:28

Reported

2025-01-04 03:30

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.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\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.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\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.exe

"C:\Users\Admin\AppData\Local\Temp\a724e52126fea0de2f26ae95926384f6d3ed908d9b1451c0ce6f9adb574dd651.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54379113 -chipde -11c5c8e958bd4a20b8ee34aae2807d83 - -BLUB2BLUB2 -rsoppgjeauwrvvpi -196988

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.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
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 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 156.33.209.4.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

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

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/1904-8-0x00007FFFAEDE5000-0x00007FFFAEDE6000-memory.dmp

memory/1904-9-0x000000001B780000-0x000000001BC4E000-memory.dmp

memory/1904-10-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-11-0x000000001B1E0000-0x000000001B286000-memory.dmp

memory/1904-12-0x000000001BCF0000-0x000000001BD8C000-memory.dmp

memory/1904-13-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-14-0x0000000000AF0000-0x0000000000AF8000-memory.dmp

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

MD5 01ffe9121c306aa71cdf921df723f01e
SHA1 3fe96f0ce8990578756c6b47963eb3f24d7f84d3
SHA256 241434171dcb74640d3fff913bec602935bd8f57a415bf4ffce7fd3186ea58ee
SHA512 3aa758097ccaabe923d20a1981e80d9e6cf373c30acdd509e789f26d22bae5a9f2ff474ce318e85965e719e31bacb6c29b7fa956b895b1a211800c5377589aa5

memory/1904-16-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-17-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-18-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-19-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-20-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-21-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-22-0x00007FFFAEDE5000-0x00007FFFAEDE6000-memory.dmp

memory/1904-23-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp

memory/1904-25-0x00007FFFAEB30000-0x00007FFFAF4D1000-memory.dmp