revengerat | f812abaee0a2ac9efcaf06e262526b57fd0fc781787d96f95b88162607381632

Analysis

max time kernel
97s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-08-2024 10:22

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General

Target

a8d932a3f8475d72abfce462ea2e1970N.exe
Size

952KB
MD5

a8d932a3f8475d72abfce462ea2e1970
SHA1

8e91569b373365a9a33fd9a06ba6cb70dd47fbf4
SHA256

f812abaee0a2ac9efcaf06e262526b57fd0fc781787d96f95b88162607381632
SHA512

a093acce17d2f7b94bdbf3e758f981f89f2ce473ee50a2ddac8246cf2b5b28b637006e67bc16f7501233baa941ee6b6f7e6669d270b39014dbe4171facb39a01
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT57:Rh+ZkldDPK8YaKj7

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:

a8d932a3f8475d72abfce462ea2e1970N.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	a8d932a3f8475d72abfce462ea2e1970N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/2056-0-0x0000000000760000-0x0000000000853000-memory.dmp	autoit_exe
behavioral2/memory/2056-9-0x0000000000760000-0x0000000000853000-memory.dmp	autoit_exe
behavioral2/memory/2056-13-0x0000000000760000-0x0000000000853000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a8d932a3f8475d72abfce462ea2e1970N.exe

description pid process target process

PID 2056 set thread context of 4048 2056 a8d932a3f8475d72abfce462ea2e1970N.exe RegAsm.exe

description	pid	process	target process
PID 2056 set thread context of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.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:

RegAsm.exea8d932a3f8475d72abfce462ea2e1970N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a8d932a3f8475d72abfce462ea2e1970N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4048 RegAsm.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

a8d932a3f8475d72abfce462ea2e1970N.exe

pid process

2056 a8d932a3f8475d72abfce462ea2e1970N.exe
2056 a8d932a3f8475d72abfce462ea2e1970N.exe
2056 a8d932a3f8475d72abfce462ea2e1970N.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

a8d932a3f8475d72abfce462ea2e1970N.exe

pid process

2056 a8d932a3f8475d72abfce462ea2e1970N.exe
2056 a8d932a3f8475d72abfce462ea2e1970N.exe
2056 a8d932a3f8475d72abfce462ea2e1970N.exe

description	pid	process
Token: SeDebugPrivilege	4048	RegAsm.exe

pid	process
2056	a8d932a3f8475d72abfce462ea2e1970N.exe
2056	a8d932a3f8475d72abfce462ea2e1970N.exe
2056	a8d932a3f8475d72abfce462ea2e1970N.exe

pid	process
2056	a8d932a3f8475d72abfce462ea2e1970N.exe
2056	a8d932a3f8475d72abfce462ea2e1970N.exe
2056	a8d932a3f8475d72abfce462ea2e1970N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

a8d932a3f8475d72abfce462ea2e1970N.exe

description	pid	process	target process
PID 2056 wrote to memory of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.exe	RegAsm.exe
PID 2056 wrote to memory of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.exe	RegAsm.exe
PID 2056 wrote to memory of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.exe	RegAsm.exe
PID 2056 wrote to memory of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.exe	RegAsm.exe
PID 2056 wrote to memory of 4048	2056	a8d932a3f8475d72abfce462ea2e1970N.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\a8d932a3f8475d72abfce462ea2e1970N.exe
"C:\Users\Admin\AppData\Local\Temp\a8d932a3f8475d72abfce462ea2e1970N.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:2056

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:4048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2056-0-0x0000000000760000-0x0000000000853000-memory.dmp

Filesize
972KB

Download
memory/2056-5-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/2056-9-0x0000000000760000-0x0000000000853000-memory.dmp

Filesize
972KB

Download
memory/2056-13-0x0000000000760000-0x0000000000853000-memory.dmp

Filesize
972KB

Download
memory/4048-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4048-6-0x0000000073A62000-0x0000000073A63000-memory.dmp

Filesize
4KB

Download
memory/4048-7-0x0000000073A60000-0x0000000074011000-memory.dmp

Filesize
5.7MB

Download
memory/4048-8-0x0000000073A60000-0x0000000074011000-memory.dmp

Filesize
5.7MB

Download
memory/4048-14-0x0000000073A62000-0x0000000073A63000-memory.dmp

Filesize
4KB

Download
memory/4048-15-0x0000000073A60000-0x0000000074011000-memory.dmp

Filesize
5.7MB

Download