Malware Analysis Report

2025-04-14 05:10

Sample ID 250107-rngpysvkev
Target c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe
SHA256 c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849b
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

c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849b

Threat Level: Known bad

The file c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe was found to be: Known bad.

Malicious Activity Summary

revengerat discovery stealer trojan

Revengerat family

RevengeRAT

RevengeRat Executable

Loads dropped DLL

Executes dropped EXE

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 14:20

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-07 14:20

Reported

2025-01-07 14:22

Platform

win7-20240903-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.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\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe

"C:\Users\Admin\AppData\Local\Temp\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54418863 -chipde -0e55874a34074d45adbbbdd3c6c68fc5 - -BLUB1 -lqlkyyifgfcjlojw -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

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

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/1548-12-0x000007FEF56EE000-0x000007FEF56EF000-memory.dmp

memory/1548-13-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

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

MD5 51d5b493f35696705495798983e61956
SHA1 276f9e652eb2f98a9acc7dc26e3253c490336c97
SHA256 4e37da71c46bfe283bbbc6c7857fb986d91798da89dd7b2e2c1cd91f02a4b8fd
SHA512 614c6c7475052c6b2f1ccc84f6ff528f611d707f060eeb39099b6ae1e037fdac88e256c2d095a8dea437c6db5dbb29eede427646a82da4df10ff7a2bb34fadbe

memory/1548-15-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-16-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-17-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-18-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-19-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-20-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-21-0x000007FEF56EE000-0x000007FEF56EF000-memory.dmp

memory/1548-22-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

memory/1548-23-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-07 14:20

Reported

2025-01-07 14:22

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.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\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.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\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe

"C:\Users\Admin\AppData\Local\Temp\c1ed11c0eb0d7854508bef0cb895db384766d8a69d2aa10281ab2f5ea93c849bN.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54418863 -chipde -0e55874a34074d45adbbbdd3c6c68fc5 - -BLUB1 -ynitrjanhbseiddk -327766

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 167.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.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/4780-8-0x00007FFFE1035000-0x00007FFFE1036000-memory.dmp

memory/4780-9-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-10-0x000000001C330000-0x000000001C7FE000-memory.dmp

memory/4780-11-0x000000001C8B0000-0x000000001C956000-memory.dmp

memory/4780-12-0x000000001CA00000-0x000000001CA9C000-memory.dmp

memory/4780-13-0x000000001BDD0000-0x000000001BDD8000-memory.dmp

memory/4780-14-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

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

MD5 51d5b493f35696705495798983e61956
SHA1 276f9e652eb2f98a9acc7dc26e3253c490336c97
SHA256 4e37da71c46bfe283bbbc6c7857fb986d91798da89dd7b2e2c1cd91f02a4b8fd
SHA512 614c6c7475052c6b2f1ccc84f6ff528f611d707f060eeb39099b6ae1e037fdac88e256c2d095a8dea437c6db5dbb29eede427646a82da4df10ff7a2bb34fadbe

memory/4780-16-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-17-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-18-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-19-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-20-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-21-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-22-0x00007FFFE1035000-0x00007FFFE1036000-memory.dmp

memory/4780-23-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp

memory/4780-25-0x00007FFFE0D80000-0x00007FFFE1721000-memory.dmp