revengerat | 223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24

Analysis

max time kernel
120s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 10:08

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General

Target

223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
Size

904KB
MD5

d5da76a701b5d9d9d250af5498e5a510
SHA1

0a47491a645db64cf8007572d5f49be93b62aabf
SHA256

223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24
SHA512

92024345605b0d027f38cfa1955d3aff5054520703f209022e534417682f301ec5d8c5da13b79b67a18fa7710b3f447e1ee1bccab2f463a2c2200bab35291256
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5i:gh+ZkldoPK8YaKGi

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	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4640 set thread context of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83

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	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.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	3628	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83
PID 4640 wrote to memory of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83
PID 4640 wrote to memory of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83
PID 4640 wrote to memory of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83
PID 4640 wrote to memory of 3628	4640	223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe	83

C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.exe
"C:\Users\Admin\AppData\Local\Temp\223e8765b925b3388d523d213925d70598d468f47e58ec1d4d70c5fdc055ee24N.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:4640
- 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:3628

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/3628-1-0x0000000000630000-0x0000000000638000-memory.dmp

Filesize
32KB

Download
memory/3628-5-0x0000000074242000-0x0000000074243000-memory.dmp

Filesize
4KB

Download
memory/3628-6-0x0000000074240000-0x00000000747F1000-memory.dmp

Filesize
5.7MB

Download
memory/3628-7-0x0000000074240000-0x00000000747F1000-memory.dmp

Filesize
5.7MB

Download
memory/3628-8-0x0000000074242000-0x0000000074243000-memory.dmp

Filesize
4KB

Download
memory/3628-9-0x0000000074240000-0x00000000747F1000-memory.dmp

Filesize
5.7MB

Download
memory/3628-10-0x0000000074240000-0x00000000747F1000-memory.dmp

Filesize
5.7MB

Download
memory/4640-0-0x0000000000E50000-0x0000000000E51000-memory.dmp

Filesize
4KB

Download