revengerat | 7b4426ad62bacffa8db5083f6a5d7ef607e2ad42b69d33d1cfe3e82d1602fa06

Analysis

max time kernel
106s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 02:33

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General

Target

Trojan.Win32.Nanocore.NE.exe
Size

952KB
MD5

981eb7320c56ca6ae701ceb3dac4aef0
SHA1

582ee40d2e6e6d48d319ba9e6a4055c98ef164b2
SHA256

7b4426ad62bacffa8db5083f6a5d7ef607e2ad42b69d33d1cfe3e82d1602fa06
SHA512

660233b434c5e6a00acf146dfd2c35bd47e97421993684804b8ffc2e640f164235cfd4cd49bf317031ece74288c049d3e379b21e3b8d2a58dc46a43789153965
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT59:Rh+ZkldDPK8YaKj9

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:

Trojan.Win32.Nanocore.NE.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	Trojan.Win32.Nanocore.NE.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4008-0-0x0000000000830000-0x0000000000923000-memory.dmp	autoit_exe
behavioral2/memory/4008-9-0x0000000000830000-0x0000000000923000-memory.dmp	autoit_exe
behavioral2/memory/4008-16-0x0000000000830000-0x0000000000923000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Trojan.Win32.Nanocore.NE.exe

description	pid	Process	procid_target
PID 4008 set thread context of 4160	4008	Trojan.Win32.Nanocore.NE.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

Processes:

RegAsm.exeTrojan.Win32.Nanocore.NE.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.Win32.Nanocore.NE.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	4160	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Trojan.Win32.Nanocore.NE.exe

pid	Process
4008	Trojan.Win32.Nanocore.NE.exe
4008	Trojan.Win32.Nanocore.NE.exe
4008	Trojan.Win32.Nanocore.NE.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Trojan.Win32.Nanocore.NE.exe

pid	Process
4008	Trojan.Win32.Nanocore.NE.exe
4008	Trojan.Win32.Nanocore.NE.exe
4008	Trojan.Win32.Nanocore.NE.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

Trojan.Win32.Nanocore.NE.exe

description	pid	Process	procid_target
PID 4008 wrote to memory of 4160	4008	Trojan.Win32.Nanocore.NE.exe	82
PID 4008 wrote to memory of 4160	4008	Trojan.Win32.Nanocore.NE.exe	82
PID 4008 wrote to memory of 4160	4008	Trojan.Win32.Nanocore.NE.exe	82
PID 4008 wrote to memory of 4160	4008	Trojan.Win32.Nanocore.NE.exe	82
PID 4008 wrote to memory of 4160	4008	Trojan.Win32.Nanocore.NE.exe	82

C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Nanocore.NE.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Nanocore.NE.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:4008
- 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:4160

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/4008-0-0x0000000000830000-0x0000000000923000-memory.dmp

Filesize
972KB

Download
memory/4008-1-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/4008-9-0x0000000000830000-0x0000000000923000-memory.dmp

Filesize
972KB

Download
memory/4008-16-0x0000000000830000-0x0000000000923000-memory.dmp

Filesize
972KB

Download
memory/4160-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4160-6-0x0000000073A32000-0x0000000073A33000-memory.dmp

Filesize
4KB

Download
memory/4160-7-0x0000000073A30000-0x0000000073FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4160-8-0x0000000073A30000-0x0000000073FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4160-10-0x0000000073A32000-0x0000000073A33000-memory.dmp

Filesize
4KB

Download
memory/4160-11-0x0000000073A30000-0x0000000073FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4160-12-0x0000000073A30000-0x0000000073FE1000-memory.dmp

Filesize
5.7MB

Download