revengerat | 077e55a809cb7840b6ea01021c43e1e41bb40219ffe305763bee63247588f49c

Analysis

max time kernel
146s
max time network
150s
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 08:41

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General

Target

Trojan.Win32.Nanocore.NE.exe
Size

952KB
MD5

34a1432f6e49dae9489e9474d691f750
SHA1

23f487b0efdcef24df049d2c6e823885cf222f8a
SHA256

077e55a809cb7840b6ea01021c43e1e41bb40219ffe305763bee63247588f49c
SHA512

7043484ea2e30996e3e9cb164cea59274f132f2f140cae8870e54d49884a2ad275addb21e0f920e04f4787eeb6d6e7d8066e4899efd1c3f360a64ef1ab771f79
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5G:Rh+ZkldDPK8YaKjG

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

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.

resource	yara_rule
behavioral2/memory/2588-0-0x00000000004A0000-0x0000000000593000-memory.dmp	autoit_exe
behavioral2/memory/2588-9-0x00000000004A0000-0x0000000000593000-memory.dmp	autoit_exe
behavioral2/memory/2588-15-0x00000000004A0000-0x0000000000593000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 1892	2588	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

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

description	pid	Process
Token: SeDebugPrivilege	1892	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2588	Trojan.Win32.Nanocore.NE.exe
2588	Trojan.Win32.Nanocore.NE.exe
2588	Trojan.Win32.Nanocore.NE.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2588	Trojan.Win32.Nanocore.NE.exe
2588	Trojan.Win32.Nanocore.NE.exe
2588	Trojan.Win32.Nanocore.NE.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 1892	2588	Trojan.Win32.Nanocore.NE.exe	82
PID 2588 wrote to memory of 1892	2588	Trojan.Win32.Nanocore.NE.exe	82
PID 2588 wrote to memory of 1892	2588	Trojan.Win32.Nanocore.NE.exe	82
PID 2588 wrote to memory of 1892	2588	Trojan.Win32.Nanocore.NE.exe	82
PID 2588 wrote to memory of 1892	2588	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:2588
- 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:1892

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/1892-2-0x0000000000160000-0x0000000000168000-memory.dmp

Filesize
32KB

Download
memory/1892-6-0x0000000074152000-0x0000000074153000-memory.dmp

Filesize
4KB

Download
memory/1892-7-0x0000000074150000-0x0000000074701000-memory.dmp

Filesize
5.7MB

Download
memory/1892-8-0x0000000074150000-0x0000000074701000-memory.dmp

Filesize
5.7MB

Download
memory/1892-10-0x0000000074152000-0x0000000074153000-memory.dmp

Filesize
4KB

Download
memory/1892-11-0x0000000074150000-0x0000000074701000-memory.dmp

Filesize
5.7MB

Download
memory/2588-0-0x00000000004A0000-0x0000000000593000-memory.dmp

Filesize
972KB

Download
memory/2588-1-0x00000000037E0000-0x00000000037E1000-memory.dmp

Filesize
4KB

Download
memory/2588-9-0x00000000004A0000-0x0000000000593000-memory.dmp

Filesize
972KB

Download
memory/2588-15-0x00000000004A0000-0x0000000000593000-memory.dmp

Filesize
972KB

Download