revengerat | 3a1f2b47c4111d3cabd636e09372f648dcd566be6111e0e7b719d69829c6039a

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 23:12

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General

Target

170576b92e1b5922fc1b66ffcfad19b0N.exe
Size

952KB
MD5

170576b92e1b5922fc1b66ffcfad19b0
SHA1

7912d7719ee36a3ba8b9898429a1c2c13c8030ea
SHA256

3a1f2b47c4111d3cabd636e09372f648dcd566be6111e0e7b719d69829c6039a
SHA512

dbd40ce50cfbe66593689a7f7022e4bb0b6dec170e139399c15e7fdb13a33724a8cc99b8e10ff549f907ce5d345c8bab5472bffa12adc2e97ea400aa745c7d56
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5t:Rh+ZkldDPK8YaKjt

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

Drops startup file 1 IoCs

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	170576b92e1b5922fc1b66ffcfad19b0N.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4032-0-0x0000000000EB0000-0x0000000000FA3000-memory.dmp	autoit_exe
behavioral2/memory/4032-12-0x0000000000EB0000-0x0000000000FA3000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exe

description pid process target process

PID 4032 set thread context of 2392 4032 170576b92e1b5922fc1b66ffcfad19b0N.exe RegAsm.exe

description	pid	process	target process
PID 4032 set thread context of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe

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

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	170576b92e1b5922fc1b66ffcfad19b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2392 RegAsm.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exe

pid process

4032 170576b92e1b5922fc1b66ffcfad19b0N.exe
4032 170576b92e1b5922fc1b66ffcfad19b0N.exe
4032 170576b92e1b5922fc1b66ffcfad19b0N.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exe

pid process

4032 170576b92e1b5922fc1b66ffcfad19b0N.exe
4032 170576b92e1b5922fc1b66ffcfad19b0N.exe
4032 170576b92e1b5922fc1b66ffcfad19b0N.exe

description	pid	process
Token: SeDebugPrivilege	2392	RegAsm.exe

pid	process
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe

pid	process
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe
4032	170576b92e1b5922fc1b66ffcfad19b0N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

170576b92e1b5922fc1b66ffcfad19b0N.exe

description	pid	process	target process
PID 4032 wrote to memory of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe
PID 4032 wrote to memory of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe
PID 4032 wrote to memory of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe
PID 4032 wrote to memory of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe
PID 4032 wrote to memory of 2392	4032	170576b92e1b5922fc1b66ffcfad19b0N.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\170576b92e1b5922fc1b66ffcfad19b0N.exe
"C:\Users\Admin\AppData\Local\Temp\170576b92e1b5922fc1b66ffcfad19b0N.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:4032

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
- Suspicious use of AdjustPrivilegeToken
PID:2392

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2392-2-0x00000000007A0000-0x00000000007A8000-memory.dmp

Filesize
32KB

Download
memory/2392-6-0x0000000073672000-0x0000000073673000-memory.dmp

Filesize
4KB

Download
memory/2392-7-0x0000000073670000-0x0000000073C21000-memory.dmp

Filesize
5.7MB

Download
memory/2392-8-0x0000000073670000-0x0000000073C21000-memory.dmp

Filesize
5.7MB

Download
memory/2392-13-0x0000000073670000-0x0000000073C21000-memory.dmp

Filesize
5.7MB

Download
memory/2392-14-0x0000000073672000-0x0000000073673000-memory.dmp

Filesize
4KB

Download
memory/4032-0-0x0000000000EB0000-0x0000000000FA3000-memory.dmp

Filesize
972KB

Download
memory/4032-1-0x00000000013B0000-0x00000000013B1000-memory.dmp

Filesize
4KB

Download
memory/4032-12-0x0000000000EB0000-0x0000000000FA3000-memory.dmp

Filesize
972KB

Download