asyncrat | 3413c79e267f2906768a05abceb441e0503d346134b8731a086df0db1be84d90

Analysis

max time kernel
140s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2024 01:11

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General

Target

NOTIFICACION_JUDICIAL/NOTIFICACION DEMANDA/01Notificacion juridica.exe
Size

63KB
MD5

ae224c5e196ff381836c9e95deebb7d5
SHA1

910446a2a0f4e53307b6fdeb1a3e236c929e2ef4
SHA256

bf933ccf86c55fc328e343b55dbf2e8ebd528e8a0a54f8f659cd0d4b4f261f26
SHA512

f845dbb13b04f76b6823bec48e1c47f96bcbd6d02a834c8b128ac750fe338b53f775ee2a8784e8c443d49dfcb918c5b9d59b5492a1fe18743b8ba65b7d12514c
SSDEEP

1536:Wio8DVyYs7JZT0uPXn8OS6sIe3ekT5Z240jSZk:WkhyYIJZT0uPXn8OdsIe3c4Ql

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

sostener2024.duckdns.org:2020

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5024-31-0x0000000000560000-0x0000000000576000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs

Detects file containing reversed ASEP Autorun registry keys 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/5024-31-0x0000000000560000-0x0000000000576000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse

Suspicious use of SetThreadContext 2 IoCs

Processes:

01Notificacion juridica.execmd.exe

description	pid	process	target process
PID 4160 set thread context of 3852	4160	01Notificacion juridica.exe	cmd.exe
PID 3852 set thread context of 5024	3852	cmd.exe	MSBuild.exe

Drops file in Windows directory 1 IoCs

Processes:

cmd.exe

description ioc process

File created C:\Windows\Tasks\Bj_Javav4.job cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

01Notificacion juridica.execmd.exe

pid process

4160 01Notificacion juridica.exe
3852 cmd.exe
3852 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

01Notificacion juridica.execmd.exe

pid process

4160 01Notificacion juridica.exe
3852 cmd.exe
3852 cmd.exe

description	ioc	process
File created	C:\Windows\Tasks\Bj_Javav4.job	cmd.exe

pid	process
4160	01Notificacion juridica.exe
3852	cmd.exe
3852	cmd.exe

pid	process
4160	01Notificacion juridica.exe
3852	cmd.exe
3852	cmd.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

01Notificacion juridica.execmd.exe

description	pid	process	target process
PID 4160 wrote to memory of 3852	4160	01Notificacion juridica.exe	cmd.exe
PID 4160 wrote to memory of 3852	4160	01Notificacion juridica.exe	cmd.exe
PID 4160 wrote to memory of 3852	4160	01Notificacion juridica.exe	cmd.exe
PID 4160 wrote to memory of 3852	4160	01Notificacion juridica.exe	cmd.exe
PID 3852 wrote to memory of 5024	3852	cmd.exe	MSBuild.exe
PID 3852 wrote to memory of 5024	3852	cmd.exe	MSBuild.exe
PID 3852 wrote to memory of 5024	3852	cmd.exe	MSBuild.exe
PID 3852 wrote to memory of 5024	3852	cmd.exe	MSBuild.exe
PID 3852 wrote to memory of 5024	3852	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\NOTIFICACION_JUDICIAL\NOTIFICACION DEMANDA\01Notificacion juridica.exe
"C:\Users\Admin\AppData\Local\Temp\NOTIFICACION_JUDICIAL\NOTIFICACION DEMANDA\01Notificacion juridica.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4160

C:\Windows\SysWOW64\cmd.exe
C:\Windows\SysWOW64\cmd.exe
2⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3852

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
3⤵
PID:5024

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4280 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:708

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4092e89a
Filesize
774KB

MD5
8cc45782dcfa91031525826d9fdb3bb1

SHA1
6057ae59fbe3861ef3acce900e53222f9707590b

SHA256
5af923ca4d93f46915d9460f7f95384aa065a02389b66e36a0d0d28e877c8661

SHA512
ed0d47764eab9f4f58e6a53e0d4da866cfaa7eb1cf31ea73fd8cef9b601af1e86fcff1f6b9356882a81dd88eda9e99e65d776153b2fc4016a3439721ff29ffe1

Download Submit
memory/3852-24-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/3852-17-0x00007FFE8D4D0000-0x00007FFE8D6C5000-memory.dmp

Filesize
2.0MB

Download
memory/3852-20-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/3852-23-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/3852-19-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/3852-15-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/4160-11-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/4160-1-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/4160-2-0x00007FFE8D4D0000-0x00007FFE8D6C5000-memory.dmp

Filesize
2.0MB

Download
memory/4160-12-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/4160-0-0x0000000000CB0000-0x0000000000CC1000-memory.dmp

Filesize
68KB

Download
memory/4160-13-0x00000000750B0000-0x000000007522B000-memory.dmp

Filesize
1.5MB

Download
memory/5024-34-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5024-26-0x0000000073540000-0x0000000074794000-memory.dmp

Filesize
18.3MB

Download
memory/5024-30-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/5024-31-0x0000000000560000-0x0000000000576000-memory.dmp

Filesize
88KB

Download
memory/5024-32-0x0000000004E60000-0x0000000004E70000-memory.dmp

Filesize
64KB

Download
memory/5024-33-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download