revengerat | 9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 00:42

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General

Target

9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
Size

904KB
MD5

fa590fb42e4ccd2be656afd625734f38
SHA1

4986ab1409e516c981b100b1047b81d96ffd43ae
SHA256

9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc
SHA512

339721547a934d258625ac850229a18b98b9f89a0b089e0bdcf9217d360eddfdded427b50fee0582e13496f6519360bb8ccf6f6a7c95b2e45acc88575d2596e5
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5T:gh+ZkldoPK8YaKGT

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	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4352 set thread context of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.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	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1640	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe	83
PID 4352 wrote to memory of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe	83
PID 4352 wrote to memory of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe	83
PID 4352 wrote to memory of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe	83
PID 4352 wrote to memory of 1640	4352	9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe	83

C:\Users\Admin\AppData\Local\Temp\9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.exe
"C:\Users\Admin\AppData\Local\Temp\9a9a1418e63601bfecc06df319f2f78d3d70523708d7377a57a3fedcf635bbdc.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:4352
- 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:1640

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/1640-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1640-5-0x0000000073AE2000-0x0000000073AE3000-memory.dmp

Filesize
4KB

Download
memory/1640-6-0x0000000073AE0000-0x0000000074091000-memory.dmp

Filesize
5.7MB

Download
memory/1640-7-0x0000000073AE0000-0x0000000074091000-memory.dmp

Filesize
5.7MB

Download
memory/1640-8-0x0000000073AE2000-0x0000000073AE3000-memory.dmp

Filesize
4KB

Download
memory/1640-9-0x0000000073AE0000-0x0000000074091000-memory.dmp

Filesize
5.7MB

Download
memory/1640-10-0x0000000073AE0000-0x0000000074091000-memory.dmp

Filesize
5.7MB

Download
memory/4352-0-0x0000000002700000-0x0000000002701000-memory.dmp

Filesize
4KB

Download