revengerat | 428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 21:41

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General

Target

428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
Size

904KB
MD5

41faaf38b1095693daaf459a4659f1fe
SHA1

b4126c58d6478085a09b9ae4e2d96c1dc6c6962b
SHA256

428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8
SHA512

351de2deb6b489ed495259048945f34905dccac8510a0d57361b45dc2119cf0f9254a0f1fb3801489a2671c72267b3e2254fb771fd96a8b60c910ebcbd20980d
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5m:gh+ZkldoPK8YaKGm

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	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2640 set thread context of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82

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	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.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	3092	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82
PID 2640 wrote to memory of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82
PID 2640 wrote to memory of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82
PID 2640 wrote to memory of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82
PID 2640 wrote to memory of 3092	2640	428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe	82

C:\Users\Admin\AppData\Local\Temp\428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.exe
"C:\Users\Admin\AppData\Local\Temp\428e58f52fe1bb0a4111b25aa4904163e16d0ff86520cbd4b64c825ca7f3bcc8.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:2640
- 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:3092

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/2640-0-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

Filesize
4KB

Download
memory/3092-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3092-5-0x00000000742E2000-0x00000000742E3000-memory.dmp

Filesize
4KB

Download
memory/3092-6-0x00000000742E0000-0x0000000074891000-memory.dmp

Filesize
5.7MB

Download
memory/3092-7-0x00000000742E0000-0x0000000074891000-memory.dmp

Filesize
5.7MB

Download
memory/3092-8-0x00000000742E2000-0x00000000742E3000-memory.dmp

Filesize
4KB

Download
memory/3092-9-0x00000000742E0000-0x0000000074891000-memory.dmp

Filesize
5.7MB

Download
memory/3092-10-0x00000000742E0000-0x0000000074891000-memory.dmp

Filesize
5.7MB

Download