revengerat | fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77

Analysis

max time kernel
118s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-12-2024 05:07

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General

Target

fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
Size

904KB
MD5

e15c011aee873ab7cd6fb2fc6d362190
SHA1

16a5df690ae69b5c7bd03f48ab41b1c76098ffad
SHA256

fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77
SHA512

18bdd96aa3a201daa189707ad4b573731215d3b8e1588984c761218fafd4cdf30e15fe8627d976c4ed3d9664f2a4ccdbff3a4001be757dfa9b965b1aa1546007
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5u:gh+ZkldoPK8YaKGu

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

marzorevenger.duckdns.org:4230

Mutex

RV_MUTEX-PiGGjjtnxDpn

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2696 set thread context of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1056	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85
PID 2696 wrote to memory of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85
PID 2696 wrote to memory of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85
PID 2696 wrote to memory of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85
PID 2696 wrote to memory of 1056	2696	fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe	85

C:\Users\Admin\AppData\Local\Temp\fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe
"C:\Users\Admin\AppData\Local\Temp\fff3293aedaf3e5b9583e253971b019845f69432612cf30e4f11dedaae245f77N.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1056-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1056-5-0x0000000074342000-0x0000000074343000-memory.dmp

Filesize
4KB

Download
memory/1056-6-0x0000000074340000-0x00000000748F1000-memory.dmp

Filesize
5.7MB

Download
memory/1056-7-0x0000000074340000-0x00000000748F1000-memory.dmp

Filesize
5.7MB

Download
memory/1056-8-0x0000000074342000-0x0000000074343000-memory.dmp

Filesize
4KB

Download
memory/1056-9-0x0000000074340000-0x00000000748F1000-memory.dmp

Filesize
5.7MB

Download
memory/1056-10-0x0000000074340000-0x00000000748F1000-memory.dmp

Filesize
5.7MB

Download
memory/2696-0-0x0000000001880000-0x0000000001881000-memory.dmp

Filesize
4KB

Download