Malware Analysis Report

2025-04-14 05:12

Sample ID 250104-qqtlvstmek
Target JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510
SHA256 d7004ef7e7a19f4456f79ddbff8d084caecdce4626e090a06a705cf8c49015d2
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

d7004ef7e7a19f4456f79ddbff8d084caecdce4626e090a06a705cf8c49015d2

Threat Level: Known bad

The file JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510 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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-04 13:28

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-04 13:28

Reported

2025-01-04 13:30

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.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\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -145 -dhtechradar -c23adceeec6444c98f1875766c37a7fc - -ChromeBundle -aqccotsxxzotbmjp -655444

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 thinklabs-ltd.de udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 bin.download-sponsor.de udp
DE 176.9.175.234:443 bin.download-sponsor.de tcp
US 8.8.8.8:53 234.175.9.176.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 160.50.123.104.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 51.252.100.95.in-addr.arpa udp

Files

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

MD5 317ec5f92cfbf04a53e8125b66b3b4af
SHA1 16068b8977b4dc562ae782d91bc009472667e331
SHA256 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5
SHA512 ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

memory/3728-8-0x00007FFD9DC95000-0x00007FFD9DC96000-memory.dmp

memory/3728-9-0x000000001B4A0000-0x000000001B96E000-memory.dmp

memory/3728-11-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-10-0x000000001BA20000-0x000000001BAC6000-memory.dmp

memory/3728-12-0x000000001BB70000-0x000000001BC0C000-memory.dmp

memory/3728-13-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-14-0x000000001AF50000-0x000000001AF58000-memory.dmp

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

MD5 f5c883a6900fc719def91e0c169aede4
SHA1 f35856ae62c7498f07b2971f8b6238d0ed7108a6
SHA256 4d1193fec85b59310098592642ec5404db0d263626b07fd2db7aeac359ac0cb5
SHA512 1dba7d9ec24b824b4b14751e8babdabdb258a29640bc52654d039098fd38b0c936c2641c36a97a266bcc329b995db87f9f6ee9fcf25cfdb94680f679dbebb279

memory/3728-16-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-17-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-18-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-19-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-20-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-21-0x00007FFD9DC95000-0x00007FFD9DC96000-memory.dmp

memory/3728-22-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-23-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-24-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-25-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

memory/3728-27-0x00007FFD9D9E0000-0x00007FFD9E381000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-04 13:28

Reported

2025-01-04 13:30

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.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\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ee7e96fa7c3be7e3810913567b3510.exe"

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

C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -145 -dhtechradar -c23adceeec6444c98f1875766c37a7fc - -ChromeBundle -atrveslttzzlfjvz -393646

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/2840-12-0x000007FEF670E000-0x000007FEF670F000-memory.dmp

memory/2840-13-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

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

MD5 f5c883a6900fc719def91e0c169aede4
SHA1 f35856ae62c7498f07b2971f8b6238d0ed7108a6
SHA256 4d1193fec85b59310098592642ec5404db0d263626b07fd2db7aeac359ac0cb5
SHA512 1dba7d9ec24b824b4b14751e8babdabdb258a29640bc52654d039098fd38b0c936c2641c36a97a266bcc329b995db87f9f6ee9fcf25cfdb94680f679dbebb279

memory/2840-15-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-16-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-17-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-18-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-19-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-20-0x000007FEF670E000-0x000007FEF670F000-memory.dmp

memory/2840-21-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-22-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-23-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-24-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp

memory/2840-25-0x000007FEF6450000-0x000007FEF6DED000-memory.dmp