Malware Analysis Report

2025-04-14 05:10

Sample ID 250107-jzbdbatpbp
Target b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe
SHA256 b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63

Threat Level: Known bad

The file b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe 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 WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-07 08:05

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-07 08:05

Reported

2025-01-07 08:07

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.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\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.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\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe

"C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383364 -chipde -f06a3c5087de4b07ba86ab0966510250 - -BLUB2BLUB2 -racallsqfjmwgfgw -196860

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 180.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 166.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 20.49.80.91.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/4780-8-0x00007FFAA2E75000-0x00007FFAA2E76000-memory.dmp

memory/4780-9-0x000000001C0D0000-0x000000001C59E000-memory.dmp

memory/4780-10-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-11-0x000000001C650000-0x000000001C6F6000-memory.dmp

memory/4780-12-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-13-0x000000001C7A0000-0x000000001C83C000-memory.dmp

memory/4780-14-0x0000000001520000-0x0000000001528000-memory.dmp

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

MD5 f81b0658cd13356d211cccb04473fc46
SHA1 3b63e83d3a8f3fa22e87a18290801c48e7c0e524
SHA256 5ca32249303e65540bb03f65a1ebf109ae058b76f02fbfb7864c4a1cf95862c9
SHA512 19fd14dce241d4b3a05ed817b259a19884bda1c17ccbfa415d4432990d6d448289c08fa142cce6675566af76c206db602ec623ee9a4cf8b2c3aa3f56e772530b

memory/4780-16-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-17-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-18-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-19-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-20-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-21-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-22-0x00007FFAA2E75000-0x00007FFAA2E76000-memory.dmp

memory/4780-23-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

memory/4780-25-0x00007FFAA2BC0000-0x00007FFAA3561000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-07 08:05

Reported

2025-01-07 08:07

Platform

win7-20240729-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.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\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe

"C:\Users\Admin\AppData\Local\Temp\b697c8af1ad4419b38febb7f3905b1c2833ac4dda99c73fede12708dca834e63N.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383364 -chipde -f06a3c5087de4b07ba86ab0966510250 - -BLUB2BLUB2 -zdnhyatdaaivttmr -524682

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/2372-12-0x000007FEF5AFE000-0x000007FEF5AFF000-memory.dmp

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

MD5 f81b0658cd13356d211cccb04473fc46
SHA1 3b63e83d3a8f3fa22e87a18290801c48e7c0e524
SHA256 5ca32249303e65540bb03f65a1ebf109ae058b76f02fbfb7864c4a1cf95862c9
SHA512 19fd14dce241d4b3a05ed817b259a19884bda1c17ccbfa415d4432990d6d448289c08fa142cce6675566af76c206db602ec623ee9a4cf8b2c3aa3f56e772530b

memory/2372-14-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-15-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-16-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-18-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-17-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-19-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-20-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

memory/2372-21-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp